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CONSOL Energy Inc. – ‘10-K’ for 12/31/19 – ‘EX-101.LAB’

On:  Friday, 2/14/20, at 1:44pm ET   ·   For:  12/31/19   ·   Accession #:  1710366-20-6   ·   File #:  1-38147

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  As Of               Filer                 Filing    For·On·As Docs:Size

 2/14/20  CONSOL Energy Inc.                10-K       12/31/19  149:26M

Annual Report   —   Form 10-K   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   3.60M 
 2: EX-4.2      Instrument Defining the Rights of Security Holders  HTML     58K 
 3: EX-21       Subsidiaries List                                   HTML     48K 
 4: EX-23.1     Consent of Experts or Counsel                       HTML     41K 
 9: EX-95       Mine-Safety Disclosure                              HTML     88K 
 5: EX-31.1     Certification -- §302 - SOA'02                      HTML     48K 
 6: EX-31.2     Certification -- §302 - SOA'02                      HTML     48K 
 7: EX-32.1     Certification -- §906 - SOA'02                      HTML     43K 
 8: EX-32.2     Certification -- §906 - SOA'02                      HTML     43K 
30: R1          Cover Page                                          HTML    105K 
87: R2          Consolidated Statements of Income                   HTML    121K 
133: R3          Consolidated Statements of Comprehensive Income     HTML     76K  
53: R4          Consolidated Statements of Comprehensive Income     HTML     53K 
                (Parenthetical)                                                  
29: R5          Consolidated Balance Sheets                         HTML    166K 
86: R6          Consolidated Balance Sheets (Parenthetical)         HTML     49K 
132: R7          Consolidated Statements of Stockholders' Equity     HTML    103K  
50: R8          Consolidated Statements of Stockholders' Equity     HTML     54K 
                (Parenthetical)                                                  
32: R9          Consolidated Statements of Cash Flows               HTML    153K 
135: R10         Significant Accounting Policies                     HTML    152K  
84: R11         Separation from the Company's Former Parent         HTML     47K 
33: R12         Revenue                                             HTML     67K 
51: R13         Miscellaneous Other Income                          HTML     64K 
136: R14         Stock, Unit and Debt Repurchases                    HTML     51K  
85: R15         Income Taxes                                        HTML    167K 
34: R16         Asset Retirement Obligations                        HTML     55K 
52: R17         Inventories                                         HTML     49K 
134: R18         Property, Plant and Equipment                       HTML     59K  
88: R19         Accounts Receivable Securitization                  HTML     48K 
26: R20         Other Accrued Liabilities                           HTML     66K 
80: R21         Debt                                                HTML     92K 
127: R22         Leases                                              HTML    193K  
113: R23         Pension and Other Postretirement Benefit Plans      HTML    305K  
27: R24         Coal Workers' Pneumoconiosis and Workers'           HTML    188K 
                Compensation                                                     
81: R25         Other Employee Benefit Plans                        HTML     64K 
128: R26         Stock-Based Compensation                            HTML     77K  
114: R27         Supplemental Cash Flow Information                  HTML     58K  
28: R28         Concentration of Credit Risk and Major Customers    HTML     62K 
79: R29         Fair Value of Financial Instruments                 HTML     72K 
55: R30         Commitments and Contingent Liabilities              HTML    109K 
37: R31         Segment Information                                 HTML    188K 
83: R32         Guarantor Subsidiaries Financial Information        HTML    973K 
131: R33         Related Party Transactions                          HTML     71K  
54: R34         Subsequent Events                                   HTML     43K 
36: R35         Supplemental Coal Data (Unaudited)                  HTML     71K 
82: R36         Supplemental Quarterly Information (Unaudited)      HTML    185K 
130: R37         Significant Accounting Policies (Policies)          HTML    177K  
56: R38         Significant Accounting Policies (Tables)            HTML    125K 
35: R39         Revenue (Tables)                                    HTML     52K 
70: R40         Miscellaneous Other Income (Tables)                 HTML     63K 
17: R41         Income Taxes (Tables)                               HTML    165K 
112: R42         Asset Retirement Obligations (Tables)               HTML     54K  
126: R43         Inventories (Tables)                                HTML     50K  
69: R44         Property, Plant and Equipment (Tables)              HTML     59K 
16: R45         Other Accrued Liabilities (Tables)                  HTML     65K 
110: R46         Debt (Tables)                                       HTML     73K  
124: R47         Leases (Tables)                                     HTML    130K  
71: R48         Pension and Other Postretirement Benefit Plans      HTML    450K 
                (Tables)                                                         
15: R49         Coal Workers' Pneumoconiosis and Workers'           HTML    362K 
                Compensation (Tables)                                            
38: R50         Other Employee Benefit Plans (Tables)               HTML     53K 
58: R51         Stock-Based Compensation (Tables)                   HTML     64K 
145: R52         Supplemental Cash Flow Information (Tables)         HTML     52K  
98: R53         Concentration of Credit Risk and Major Customers    HTML     58K 
                (Tables)                                                         
41: R54         Fair Value of Financial Instruments (Tables)        HTML     69K 
61: R55         Commitments and Contingent Liabilities (Tables)     HTML     92K 
148: R56         Segment Information (Tables)                        HTML    209K  
101: R57         Guarantor Subsidiaries Financial Information        HTML    975K  
                (Tables)                                                         
42: R58         Related Party Transactions (Tables)                 HTML     52K 
57: R59         Supplemental Coal Data (Unaudited) (Tables)         HTML     68K 
117: R60         Supplemental Quarterly Information (Unaudited)      HTML    185K  
                (Tables)                                                         
102: R61         Significant Accounting Policies (Schedule of        HTML     49K  
                Property Plant and Equipment) (Details)                          
20: R62         Significant Accounting Policies (Narrative)         HTML     66K 
                (Details)                                                        
72: R63         Significant Accounting Policies (Schedule of        HTML     48K 
                Antidilutive Securities) (Details)                               
122: R64         Significant Accounting Policies (Schedule of Basic  HTML     84K  
                and Dilutive Earnings Per Share) (Details)                       
107: R65         Significant Accounting Policies (Schedule of        HTML     55K  
                Common Stock Outstanding) (Details)                              
25: R66         Separation from the Company's Former Parent         HTML     50K 
                (Narrative) (Details)                                            
77: R67         Revenue (Details)                                   HTML     55K 
115: R68         Miscellaneous Other Income (Schedule of             HTML     61K  
                Miscellaneous Other Income) (Details)                            
108: R69         Stock, Unit and Debt Repurchases (Details)          HTML     77K  
96: R70         Income Taxes (Schedule of Components of Income Tax  HTML     72K 
                Expense) (Benefit) (Details)                                     
142: R71         Income Taxes (Schedule of Reconciliation of Income  HTML    137K  
                Tax Expense) (Benefit) (Details)                                 
68: R72         Income Taxes (Schedule of Significant Components    HTML    101K 
                of Deferred Tax Assets and Liabilities) (Details)                
48: R73         Income Taxes (Narrative) (Details)                  HTML     49K 
91: R74         Asset Retirement Obligations (Schedule of           HTML     51K 
                Reconciliation of Changes in the Asset Retirement                
                Obligations) (Details)                                           
137: R75         Inventories (Schedule of Inventory Components)      HTML     48K  
                (Details)                                                        
63: R76         Property, Plant and Equipment (Schedule of          HTML     61K 
                Property, Plant and Equipment) (Details)                         
43: R77         Property, Plant and Equipment (Narrative)           HTML     56K 
                (Details)                                                        
90: R78         Accounts Receivable Securitization (Details)        HTML     68K 
144: R79         Other Accrued Liabilities (Schedule of Other        HTML     75K  
                Accrued Liabilities) (Details)                                   
94: R80         Debt (Schedule of Long-term Debt) (Details)         HTML     87K 
141: R81         Debt (Schedule of Undiscounted Maturities of        HTML     61K  
                Long-Term Debt) (Details)                                        
67: R82         Debt (Narrative) (Details)                          HTML    173K 
46: R83         Leases (Narrative) (Details)                        HTML     56K 
93: R84         Leases (Components of expense and supplemental      HTML     65K 
                cash flow information) (Details)                                 
138: R85         Leases (Schedule of lease balances, weighted        HTML     53K  
                average lease terms and discount rates) (Details)                
64: R86         Leases (Schedule of future maturities of lease      HTML     86K 
                liabilities) (Details)                                           
45: R87         Pension and Other Postretirement Benefit Plans      HTML     73K 
                (Narrative) (Details)                                            
89: R88         Pension and Other Postretirement Benefit Plans      HTML    108K 
                (Schedule of Changes in Benefit Obligation, Plan                 
                Assets and Funded Status) (Details)                              
143: R89         Pension and Other Postretirement Benefit Plans      HTML     68K  
                (Schedule of Components of Net Periodic Benefit                  
                Obligation) (Details)                                            
119: R90         Pension and Other Postretirement Benefit Plans      HTML     49K  
                (Schedule of Amounts Included in Accumulated Other               
                Comprehensive Loss to be Recognized over Next                    
                Fiscal Year) (Details)                                           
103: R91         Pension and Other Postretirement Benefit Plans      HTML     51K  
                (Schedule of Pension Plans with an Accumulated                   
                Benefit Obligation in Excess of Plan Assets)                     
                (Details)                                                        
21: R92         Pension and Other Postretirement Benefit Plans      HTML     61K 
                (Schedule of Weighted-Average Assumptions Used)                  
                (Details)                                                        
74: R93         Pension and Other Postretirement Benefit Plans      HTML     46K 
                (Schedule of Health Care Cost Trend Rates)                       
                (Details)                                                        
120: R94         Pension and Other Postretirement Benefit Plans      HTML     51K  
                (Schedule of Effect of One-Percentage-Point Change               
                in Assumed Health Care Cost Trend Rates) (Details)               
106: R95         Pension and Other Postretirement Benefit Plans      HTML     62K  
                (Schedule of Fair Value of Plan Assets) (Details)                
24: R96         Pension and Other Postretirement Benefit Plans      HTML     59K 
                (Schedule of Expected Benefit Payments) (Details)                
75: R97         Coal Workers' Pneumoconiosis and Workers'           HTML     90K 
                Compensation (Schedule of Changes in Benefit                     
                Obligation, Plan Assets and Funded Status)                       
                (Details)                                                        
116: R98         Coal Workers' Pneumoconiosis and Workers'           HTML     61K  
                Compensation (Schedule of Components of Net                      
                Periodic Benefit Costs) (Details)                                
109: R99         Coal Workers' Pneumoconiosis and Workers'           HTML     46K  
                Compensation (Schedule of Amounts Included in                    
                Accumulated Other Comprehensive Loss to be                       
                Recognized over Next Fiscal Year) (Details)                      
47: R100        Coal Workers' Pneumoconiosis and Workers'           HTML     50K 
                Compensation (Schedule of Weighted-Average                       
                Assumptions Used) (Details)                                      
66: R101        Coal Workers' Pneumoconiosis and Workers'           HTML     66K 
                Compensation (Schedule of Expected Benefit                       
                Payments) (Details)                                              
140: R102        Other Employee Benefit Plans (Narrative) (Details)  HTML     68K  
95: R103        Other Employee Benefit Plans (Schedule of           HTML     47K 
                Long-Term Disability Plan) (Details)                             
44: R104        Stock-Based Compensation (Narrative) (Details)      HTML     70K 
65: R105        Stock-Based Compensation (Schedule of Nonvested     HTML     72K 
                Restricted Stock Units and Performance Shares at                 
                Fair Value) (Details)                                            
139: R106        Supplemental Cash Flow Information (Narrative)      HTML     64K  
                (Details)                                                        
92: R107        Supplemental Cash Flow Information (Schedule of     HTML     46K 
                Cash Flow, Supplemental Disclosures) (Details)                   
49: R108        Concentration of Credit Risk and Major Customers    HTML     55K 
                (Narrative) (Details)                                            
62: R109        Concentration of Credit Risk and Major Customers    HTML     60K 
                (Schedule of Concentration of Credit Risk)                       
                (Details)                                                        
73: R110        Fair Value of Financial Instruments (Schedule of    HTML     54K 
                Financial Instruments Measured at Fair Value)                    
                (Details)                                                        
22: R111        Fair Value of Financial Instruments (Schedule of    HTML     50K 
                Carrying Amount and Fair Values of Financial                     
                Instruments) (Details)                                           
104: R112        Commitments and Contingent Liabilities (Narrative)  HTML     55K  
                (Details)                                                        
118: R113        Commitments and Contingent Liabilities (Schedule    HTML     79K  
                of Commitment Expiration) (Details)                              
76: R114        Segment Information (Narrative) (Details)           HTML     50K 
23: R115        Segment Information (Schedule of Industry Segment   HTML     91K 
                Results) (Details)                                               
105: R116        Segment Information (Schedule of Segment Revenues   HTML     55K  
                from Major Customers) (Details)                                  
121: R117        Segment Information (Schedule of Revenue and Other  HTML     53K  
                Income) (Details)                                                
78: R118        Segment Information (Schedule of Reconciliation of  HTML     57K 
                Total Assets) (Details)                                          
19: R119        Segment Information (Schedule of Property, Plant    HTML     48K 
                and Equipment by Geographical Location) (Details)                
99: R120        Guarantor Subsidiaries Financial Information        HTML     54K 
                (Narrative) (Details)                                            
146: R121        (Guarantor Subsidiaries Income Statement)           HTML    203K  
                (Details)                                                        
59: R122        (Guarantor Subsidiaries Balance Sheet) (Detail)     HTML    231K 
39: R123        (Guarantor Subsidiaries Condensed Statement of      HTML    184K 
                Cash Flows) (Detail)                                             
100: R124        Guarantor Subsidiaries Financial Information        HTML    113K  
                (Guarantor Subsidiaries Comprehensive Income                     
                Statement) (Details)                                             
147: R125        Related Party Transactions (Narrative) (Details)    HTML    112K  
60: R126        Related Party Transactions (Schedule of Related     HTML     49K 
                Party Disclosures) (Details)                                     
40: R127        Subsequent Events (Details)                         HTML     45K 
97: R128        Supplemental Coal Data (Unaudited) (Narrative)      HTML     49K 
                (Details)                                                        
149: R129        Supplemental Coal Data (Unaudited) (Schedule of     HTML     55K  
                Proven and Probable Reserves) (Details)                          
125: R130        Supplemental Quarterly Information (Unaudited)      HTML    121K  
                (Details)                                                        
31: XML         IDEA XML File -- Filing Summary                      XML    296K 
129: XML         XBRL Instance -- ceix-12312019form10xk_htm           XML   8.05M  
111: EXCEL       IDEA Workbook of Financial Reports                  XLSX    196K  
11: EX-101.CAL  XBRL Calculations -- ceix-20191231_cal               XML    458K 
12: EX-101.DEF  XBRL Definitions -- ceix-20191231_def                XML   1.44M 
13: EX-101.LAB  XBRL Labels -- ceix-20191231_lab                     XML   2.73M 
14: EX-101.PRE  XBRL Presentations -- ceix-20191231_pre              XML   1.98M 
10: EX-101.SCH  XBRL Schema -- ceix-20191231                         XSD    294K 
18: JSON        XBRL Instance as JSON Data -- MetaLinks              610±   948K 
123: ZIP         XBRL Zipped Folder -- 0001710366-20-000006-xbrl      Zip    741K

‘EX-101.LAB’   —   XBRL Labels — ceix-20191231_lab

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<link:label id="lab_us-gaap_RelatedPartyTransactionsAbstract_8353B001AD7C59B8D5570D7BFA7D9602_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionsAbstract_8353B001AD7C59B8D5570D7BFA7D9602" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transactions [Abstract] </link:label>
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<link:label id="lab_us-gaap_CreditFacilityAxis_BB8E42506D40DDE1F6F20DC9E724818D_label_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_BB8E42506D40DDE1F6F20DC9E724818D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Credit Facility [Axis] </link:label>
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<link:label id="lab_us-gaap_CreditFacilityDomain_017348B2E939834989870DC9E7359F01_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_017348B2E939834989870DC9E7359F01" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Credit Facility [Domain] </link:label>
<link:label id="lab_us-gaap_CreditFacilityDomain_017348B2E939834989870DC9E7359F01_label_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_017348B2E939834989870DC9E7359F01" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Credit Facility [Domain] </link:label>
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<link:label id="lab_us-gaap_RevolvingCreditFacilityMember_B98D96E6D9D9EF8126DE0DC9E776E458_verboseLabel_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_B98D96E6D9D9EF8126DE0DC9E776E458" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Revolving Credit Facility </link:label>
<link:label id="lab_us-gaap_RevolvingCreditFacilityMember_B98D96E6D9D9EF8126DE0DC9E776E458_label_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_B98D96E6D9D9EF8126DE0DC9E776E458" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revolving Credit Facility [Member] </link:label>
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<link:label id="lab_us-gaap_IncomeStatementLocationAxis_5EBAE13A931FBF4385AB0D7BFA7EE3D3_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_5EBAE13A931FBF4385AB0D7BFA7EE3D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Axis] </link:label>
<link:label id="lab_us-gaap_IncomeStatementLocationAxis_5EBAE13A931FBF4385AB0D7BFA7EE3D3_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_5EBAE13A931FBF4385AB0D7BFA7EE3D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Axis] </link:label>
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<link:label id="lab_us-gaap_IncomeStatementLocationDomain_6B922E515EBA70197EC70D7BFA7EEFD1_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_6B922E515EBA70197EC70D7BFA7EEFD1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Domain] </link:label>
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<link:label id="lab_srt_RangeAxis_5B7FDB3DC1F3DC31196D0D7BFA7F840D_terseLabel_en-US" xlink:label="lab_srt_RangeAxis_5B7FDB3DC1F3DC31196D0D7BFA7F840D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Statistical Measurement [Axis] </link:label>
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<link:loc xlink:href="ceix-20191231.xsd#ceix_CNXResourcesCorporationMember" xlink:label="loc_ceix_CNXResourcesCorporationMember_1B3DC2BCD117AD44D5140D7BFA80A2EE" xlink:type="locator"/>
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<link:label id="lab_srt_AffiliatedEntityMember_A12E73CCFBA8DEDABD970D7BFA813CD3_terseLabel_en-US" xlink:label="lab_srt_AffiliatedEntityMember_A12E73CCFBA8DEDABD970D7BFA813CD3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Affiliated Entity </link:label>
<link:label id="lab_srt_AffiliatedEntityMember_A12E73CCFBA8DEDABD970D7BFA813CD3_label_en-US" xlink:label="lab_srt_AffiliatedEntityMember_A12E73CCFBA8DEDABD970D7BFA813CD3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Affiliated Entity [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_AffiliatedEntityMember" xlink:label="loc_srt_AffiliatedEntityMember_A12E73CCFBA8DEDABD970D7BFA813CD3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_AffiliatedEntityMember_A12E73CCFBA8DEDABD970D7BFA813CD3" xlink:to="lab_srt_AffiliatedEntityMember_A12E73CCFBA8DEDABD970D7BFA813CD3" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongtermDebtTypeAxis_4221D842E3A9D22BC07B0D7BFA8150D4_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_4221D842E3A9D22BC07B0D7BFA8150D4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Axis] </link:label>
<link:label id="lab_us-gaap_LongtermDebtTypeAxis_4221D842E3A9D22BC07B0D7BFA8150D4_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_4221D842E3A9D22BC07B0D7BFA8150D4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_4221D842E3A9D22BC07B0D7BFA8150D4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_4221D842E3A9D22BC07B0D7BFA8150D4" xlink:to="lab_us-gaap_LongtermDebtTypeAxis_4221D842E3A9D22BC07B0D7BFA8150D4" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongtermDebtTypeDomain_4E11DE31D166C1C8D8F40D7BFA81CB36_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_4E11DE31D166C1C8D8F40D7BFA81CB36" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Domain] </link:label>
<link:label id="lab_us-gaap_LongtermDebtTypeDomain_4E11DE31D166C1C8D8F40D7BFA81CB36_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_4E11DE31D166C1C8D8F40D7BFA81CB36" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_4E11DE31D166C1C8D8F40D7BFA81CB36" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_4E11DE31D166C1C8D8F40D7BFA81CB36" xlink:to="lab_us-gaap_LongtermDebtTypeDomain_4E11DE31D166C1C8D8F40D7BFA81CB36" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditMember_B92600C00D0D7661043B0D7BFA8110AF_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditMember_B92600C00D0D7661043B0D7BFA8110AF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Line of Credit </link:label>
<link:label id="lab_us-gaap_LineOfCreditMember_B92600C00D0D7661043B0D7BFA8110AF_label_en-US" xlink:label="lab_us-gaap_LineOfCreditMember_B92600C00D0D7661043B0D7BFA8110AF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="loc_us-gaap_LineOfCreditMember_B92600C00D0D7661043B0D7BFA8110AF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditMember_B92600C00D0D7661043B0D7BFA8110AF" xlink:to="lab_us-gaap_LineOfCreditMember_B92600C00D0D7661043B0D7BFA8110AF" xlink:type="arc"/>
<link:label id="lab_us-gaap_RelatedPartyTransactionAxis_AE1096420248AC0CF3B20D7BFA8212DB_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionAxis_AE1096420248AC0CF3B20D7BFA8212DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Axis] </link:label>
<link:label id="lab_us-gaap_RelatedPartyTransactionAxis_AE1096420248AC0CF3B20D7BFA8212DB_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionAxis_AE1096420248AC0CF3B20D7BFA8212DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyTransactionAxis" xlink:label="loc_us-gaap_RelatedPartyTransactionAxis_AE1096420248AC0CF3B20D7BFA8212DB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RelatedPartyTransactionAxis_AE1096420248AC0CF3B20D7BFA8212DB" xlink:to="lab_us-gaap_RelatedPartyTransactionAxis_AE1096420248AC0CF3B20D7BFA8212DB" xlink:type="arc"/>
<link:label id="lab_us-gaap_RelatedPartyTransactionDomain_8E550C2617E041A6F9540D7BFA827B04_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionDomain_8E550C2617E041A6F9540D7BFA827B04" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Domain] </link:label>
<link:label id="lab_us-gaap_RelatedPartyTransactionDomain_8E550C2617E041A6F9540D7BFA827B04_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionDomain_8E550C2617E041A6F9540D7BFA827B04" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyTransactionDomain" xlink:label="loc_us-gaap_RelatedPartyTransactionDomain_8E550C2617E041A6F9540D7BFA827B04" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_8E550C2617E041A6F9540D7BFA827B04" xlink:to="lab_us-gaap_RelatedPartyTransactionDomain_8E550C2617E041A6F9540D7BFA827B04" xlink:type="arc"/>
<link:label id="lab_ceix_AffiliatedCompanyCreditAgreementMember_236D84F9630BA6EFCD8C0D7BFA8275CD_terseLabel_en-US" xlink:label="lab_ceix_AffiliatedCompanyCreditAgreementMember_236D84F9630BA6EFCD8C0D7BFA8275CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Affiliated Company Credit Agreement </link:label>
<link:label id="lab_ceix_AffiliatedCompanyCreditAgreementMember_236D84F9630BA6EFCD8C0D7BFA8275CD_label_en-US" xlink:label="lab_ceix_AffiliatedCompanyCreditAgreementMember_236D84F9630BA6EFCD8C0D7BFA8275CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Affiliated Company Credit Agreement [Member] </link:label>
<link:label id="lab_ceix_AffiliatedCompanyCreditAgreementMember_236D84F9630BA6EFCD8C0D7BFA8275CD_documentation_en-US" xlink:label="lab_ceix_AffiliatedCompanyCreditAgreementMember_236D84F9630BA6EFCD8C0D7BFA8275CD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Affiliated Company Credit Agreement [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_AffiliatedCompanyCreditAgreementMember" xlink:label="loc_ceix_AffiliatedCompanyCreditAgreementMember_236D84F9630BA6EFCD8C0D7BFA8275CD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_AffiliatedCompanyCreditAgreementMember_236D84F9630BA6EFCD8C0D7BFA8275CD" xlink:to="lab_ceix_AffiliatedCompanyCreditAgreementMember_236D84F9630BA6EFCD8C0D7BFA8275CD" xlink:type="arc"/>
<link:label id="lab_dei_LegalEntityAxis_6E85344122DD983760D10D7BFA83FF6E_terseLabel_en-US" xlink:label="lab_dei_LegalEntityAxis_6E85344122DD983760D10D7BFA83FF6E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Legal Entity [Axis] </link:label>
<link:label id="lab_dei_LegalEntityAxis_6E85344122DD983760D10D7BFA83FF6E_label_en-US" xlink:label="lab_dei_LegalEntityAxis_6E85344122DD983760D10D7BFA83FF6E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Legal Entity [Axis] </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_6E85344122DD983760D10D7BFA83FF6E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_LegalEntityAxis_6E85344122DD983760D10D7BFA83FF6E" xlink:to="lab_dei_LegalEntityAxis_6E85344122DD983760D10D7BFA83FF6E" xlink:type="arc"/>
<link:label id="lab_dei_EntityDomain_96D814F8E4ECD536FBDB0D7BFA838257_terseLabel_en-US" xlink:label="lab_dei_EntityDomain_96D814F8E4ECD536FBDB0D7BFA838257" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity [Domain] </link:label>
<link:label id="lab_dei_EntityDomain_96D814F8E4ECD536FBDB0D7BFA838257_label_en-US" xlink:label="lab_dei_EntityDomain_96D814F8E4ECD536FBDB0D7BFA838257" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity [Domain] </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_96D814F8E4ECD536FBDB0D7BFA838257" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityDomain_96D814F8E4ECD536FBDB0D7BFA838257" xlink:to="lab_dei_EntityDomain_96D814F8E4ECD536FBDB0D7BFA838257" xlink:type="arc"/>
<link:label id="lab_ceix_CONSOLCoalResourcesLPMember_C293617E3EA2FBB635F70D7BFA84E8BA_terseLabel_en-US" xlink:label="lab_ceix_CONSOLCoalResourcesLPMember_C293617E3EA2FBB635F70D7BFA84E8BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> CCR </link:label>
<link:label id="lab_ceix_CONSOLCoalResourcesLPMember_C293617E3EA2FBB635F70D7BFA84E8BA_label_en-US" xlink:label="lab_ceix_CONSOLCoalResourcesLPMember_C293617E3EA2FBB635F70D7BFA84E8BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> CONSOL Coal Resources LP [Member] </link:label>
<link:label id="lab_ceix_CONSOLCoalResourcesLPMember_C293617E3EA2FBB635F70D7BFA84E8BA_documentation_en-US" xlink:label="lab_ceix_CONSOLCoalResourcesLPMember_C293617E3EA2FBB635F70D7BFA84E8BA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> CONSOL Coal Resources LP [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_CONSOLCoalResourcesLPMember" xlink:label="loc_ceix_CONSOLCoalResourcesLPMember_C293617E3EA2FBB635F70D7BFA84E8BA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_CONSOLCoalResourcesLPMember_C293617E3EA2FBB635F70D7BFA84E8BA" xlink:to="lab_ceix_CONSOLCoalResourcesLPMember_C293617E3EA2FBB635F70D7BFA84E8BA" xlink:type="arc"/>
<link:label id="lab_us-gaap_RelatedPartyTransactionLineItems_89251D91B1DC437B50720D7BFA84E0AE_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionLineItems_89251D91B1DC437B50720D7BFA84E0AE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Line Items] </link:label>
<link:label id="lab_us-gaap_RelatedPartyTransactionLineItems_89251D91B1DC437B50720D7BFA84E0AE_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionLineItems_89251D91B1DC437B50720D7BFA84E0AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_89251D91B1DC437B50720D7BFA84E0AE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_89251D91B1DC437B50720D7BFA84E0AE" xlink:to="lab_us-gaap_RelatedPartyTransactionLineItems_89251D91B1DC437B50720D7BFA84E0AE" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsReceivableRelatedParties_D7D3297987867C9B7FB90D7BFA842C6A_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableRelatedParties_D7D3297987867C9B7FB90D7BFA842C6A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable, related parties </link:label>
<link:label id="lab_us-gaap_AccountsReceivableRelatedParties_D7D3297987867C9B7FB90D7BFA842C6A_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableRelatedParties_D7D3297987867C9B7FB90D7BFA842C6A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable, Related Parties </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsReceivableRelatedParties" xlink:label="loc_us-gaap_AccountsReceivableRelatedParties_D7D3297987867C9B7FB90D7BFA842C6A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsReceivableRelatedParties_D7D3297987867C9B7FB90D7BFA842C6A" xlink:to="lab_us-gaap_AccountsReceivableRelatedParties_D7D3297987867C9B7FB90D7BFA842C6A" xlink:type="arc"/>
<link:label id="lab_ceix_PaymentofSeparationandDistributionCosts_D942324856BD9410DA0D0D7BFA85077E_terseLabel_en-US" xlink:label="lab_ceix_PaymentofSeparationandDistributionCosts_D942324856BD9410DA0D0D7BFA85077E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Payment of separation and distribution costs </link:label>
<link:label id="lab_ceix_PaymentofSeparationandDistributionCosts_D942324856BD9410DA0D0D7BFA85077E_label_en-US" xlink:label="lab_ceix_PaymentofSeparationandDistributionCosts_D942324856BD9410DA0D0D7BFA85077E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payment of Separation and Distribution Costs </link:label>
<link:label id="lab_ceix_PaymentofSeparationandDistributionCosts_D942324856BD9410DA0D0D7BFA85077E_documentation_en-US" xlink:label="lab_ceix_PaymentofSeparationandDistributionCosts_D942324856BD9410DA0D0D7BFA85077E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Payment of Separation and Distribution Costs </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_PaymentofSeparationandDistributionCosts" xlink:label="loc_ceix_PaymentofSeparationandDistributionCosts_D942324856BD9410DA0D0D7BFA85077E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_PaymentofSeparationandDistributionCosts_D942324856BD9410DA0D0D7BFA85077E" xlink:to="lab_ceix_PaymentofSeparationandDistributionCosts_D942324856BD9410DA0D0D7BFA85077E" xlink:type="arc"/>
<link:label id="lab_ceix_SeparationNumberOfIndependentBusinesses_DCB73EA8E4BC21617F6A0D7BFA85BFF5_terseLabel_en-US" xlink:label="lab_ceix_SeparationNumberOfIndependentBusinesses_DCB73EA8E4BC21617F6A0D7BFA85BFF5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of independent businesses </link:label>
<link:label id="lab_ceix_SeparationNumberOfIndependentBusinesses_DCB73EA8E4BC21617F6A0D7BFA85BFF5_label_en-US" xlink:label="lab_ceix_SeparationNumberOfIndependentBusinesses_DCB73EA8E4BC21617F6A0D7BFA85BFF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Separation, Number Of Independent Businesses </link:label>
<link:label id="lab_ceix_SeparationNumberOfIndependentBusinesses_DCB73EA8E4BC21617F6A0D7BFA85BFF5_documentation_en-US" xlink:label="lab_ceix_SeparationNumberOfIndependentBusinesses_DCB73EA8E4BC21617F6A0D7BFA85BFF5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Separation, Number Of Independent Businesses </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_SeparationNumberOfIndependentBusinesses" xlink:label="loc_ceix_SeparationNumberOfIndependentBusinesses_DCB73EA8E4BC21617F6A0D7BFA85BFF5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_SeparationNumberOfIndependentBusinesses_DCB73EA8E4BC21617F6A0D7BFA85BFF5" xlink:to="lab_ceix_SeparationNumberOfIndependentBusinesses_DCB73EA8E4BC21617F6A0D7BFA85BFF5" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_8C5AEC6EC5E88045B2040D7BFA859481_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_8C5AEC6EC5E88045B2040D7BFA859481" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum borrowing capacity </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_8C5AEC6EC5E88045B2040D7BFA859481_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_8C5AEC6EC5E88045B2040D7BFA859481" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Maximum Borrowing Capacity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_8C5AEC6EC5E88045B2040D7BFA859481" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LineOfCredit_2ECD314E84E2A5B5A4F50D7BFA85B599_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCredit_2ECD314E84E2A5B5A4F50D7BFA85B599" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Line of credit amount drawn </link:label>
<link:label id="lab_us-gaap_LineOfCredit_2ECD314E84E2A5B5A4F50D7BFA85B599_label_en-US" xlink:label="lab_us-gaap_LineOfCredit_2ECD314E84E2A5B5A4F50D7BFA85B599" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Line of Credit </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCredit" xlink:label="loc_us-gaap_LineOfCredit_2ECD314E84E2A5B5A4F50D7BFA85B599" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCredit_2ECD314E84E2A5B5A4F50D7BFA85B599" xlink:to="lab_us-gaap_LineOfCredit_2ECD314E84E2A5B5A4F50D7BFA85B599" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_EA1A7B4219C80371D29C0D7BFA858696_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_EA1A7B4219C80371D29C0D7BFA858696" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stated interest rate </link:label>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_EA1A7B4219C80371D29C0D7BFA858696_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_EA1A7B4219C80371D29C0D7BFA858696" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate, Stated Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_EA1A7B4219C80371D29C0D7BFA858696" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InterestExpenseRelatedParty_588AAB82815AE3AD32BC0D7BFA853A72_terseLabel_en-US" xlink:label="lab_us-gaap_InterestExpenseRelatedParty_588AAB82815AE3AD32BC0D7BFA853A72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest expense </link:label>
<link:label id="lab_us-gaap_InterestExpenseRelatedParty_588AAB82815AE3AD32BC0D7BFA853A72_label_en-US" xlink:label="lab_us-gaap_InterestExpenseRelatedParty_588AAB82815AE3AD32BC0D7BFA853A72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Expense, Related Party </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestExpenseRelatedParty" xlink:label="loc_us-gaap_InterestExpenseRelatedParty_588AAB82815AE3AD32BC0D7BFA853A72" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestExpenseRelatedParty_588AAB82815AE3AD32BC0D7BFA853A72" xlink:to="lab_us-gaap_InterestExpenseRelatedParty_588AAB82815AE3AD32BC0D7BFA853A72" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConversionOfStockSharesConverted1_2300FA8494E70887BA610DCE7A633369_terseLabel_en-US" xlink:label="lab_us-gaap_ConversionOfStockSharesConverted1_2300FA8494E70887BA610DCE7A633369" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Shares converted </link:label>
<link:label id="lab_us-gaap_ConversionOfStockSharesConverted1_2300FA8494E70887BA610DCE7A633369_label_en-US" xlink:label="lab_us-gaap_ConversionOfStockSharesConverted1_2300FA8494E70887BA610DCE7A633369" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Conversion of Stock, Shares Converted </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConversionOfStockSharesConverted1" xlink:label="loc_us-gaap_ConversionOfStockSharesConverted1_2300FA8494E70887BA610DCE7A633369" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConversionOfStockSharesConverted1_2300FA8494E70887BA610DCE7A633369" xlink:to="lab_us-gaap_ConversionOfStockSharesConverted1_2300FA8494E70887BA610DCE7A633369" xlink:type="arc"/>
<link:label id="lab_ceix_CommonUnitSharesIssueduponConversion_030C440155178C88837A0DCE7A92D056_terseLabel_en-US" xlink:label="lab_ceix_CommonUnitSharesIssueduponConversion_030C440155178C88837A0DCE7A92D056" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Conversion basis </link:label>
<link:label id="lab_ceix_CommonUnitSharesIssueduponConversion_030C440155178C88837A0DCE7A92D056_label_en-US" xlink:label="lab_ceix_CommonUnitSharesIssueduponConversion_030C440155178C88837A0DCE7A92D056" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Unit, Shares Issued upon Conversion </link:label>
<link:label id="lab_ceix_CommonUnitSharesIssueduponConversion_030C440155178C88837A0DCE7A92D056_documentation_en-US" xlink:label="lab_ceix_CommonUnitSharesIssueduponConversion_030C440155178C88837A0DCE7A92D056" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Common Unit, Shares Issued upon Conversion </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_CommonUnitSharesIssueduponConversion" xlink:label="loc_ceix_CommonUnitSharesIssueduponConversion_030C440155178C88837A0DCE7A92D056" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57AE366E6C4B3AA2DA510D7BFA86EE8A_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57AE366E6C4B3AA2DA510D7BFA86EE8A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable, related parties </link:label>
<link:label id="lab_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57AE366E6C4B3AA2DA510D7BFA86EE8A_label_en-US" xlink:label="lab_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57AE366E6C4B3AA2DA510D7BFA86EE8A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Payable, Related Parties </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent" xlink:label="loc_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57AE366E6C4B3AA2DA510D7BFA86EE8A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57AE366E6C4B3AA2DA510D7BFA86EE8A" xlink:to="lab_us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent_57AE366E6C4B3AA2DA510D7BFA86EE8A" xlink:type="arc"/>
<link:label id="lab_ceix_StockandDebtRepurchaseProgramAdditionalAuthorizedAmount_920767F873DB10CEFD670D7BFA86BD8B_terseLabel_en-US" xlink:label="lab_ceix_StockandDebtRepurchaseProgramAdditionalAuthorizedAmount_920767F873DB10CEFD670D7BFA86BD8B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock and debt repurchase additional amount authorized </link:label>
<link:label id="lab_ceix_StockandDebtRepurchaseProgramAdditionalAuthorizedAmount_920767F873DB10CEFD670D7BFA86BD8B_label_en-US" xlink:label="lab_ceix_StockandDebtRepurchaseProgramAdditionalAuthorizedAmount_920767F873DB10CEFD670D7BFA86BD8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock and Debt Repurchase Program, Additional Authorized Amount </link:label>
<link:label id="lab_ceix_StockandDebtRepurchaseProgramAdditionalAuthorizedAmount_920767F873DB10CEFD670D7BFA86BD8B_documentation_en-US" xlink:label="lab_ceix_StockandDebtRepurchaseProgramAdditionalAuthorizedAmount_920767F873DB10CEFD670D7BFA86BD8B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Stock and Debt Repurchase Program, Additional Authorized Amount </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_StockandDebtRepurchaseProgramAdditionalAuthorizedAmount" xlink:label="loc_ceix_StockandDebtRepurchaseProgramAdditionalAuthorizedAmount_920767F873DB10CEFD670D7BFA86BD8B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_StockandDebtRepurchaseProgramAdditionalAuthorizedAmount_920767F873DB10CEFD670D7BFA86BD8B" xlink:to="lab_ceix_StockandDebtRepurchaseProgramAdditionalAuthorizedAmount_920767F873DB10CEFD670D7BFA86BD8B" xlink:type="arc"/>
<link:label id="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_16EDF8F47DD34FAC9DBE0D7BFA866B8A_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_16EDF8F47DD34FAC9DBE0D7BFA866B8A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Average share price (in dollars per share) </link:label>
<link:label id="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_16EDF8F47DD34FAC9DBE0D7BFA866B8A_label_en-US" xlink:label="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_16EDF8F47DD34FAC9DBE0D7BFA866B8A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock Acquired, Average Cost Per Share </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockAcquiredAverageCostPerShare" xlink:label="loc_us-gaap_TreasuryStockAcquiredAverageCostPerShare_16EDF8F47DD34FAC9DBE0D7BFA866B8A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueDisclosuresAbstract_A41A61CBA0FE0D919F398EC25DC12710_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresAbstract_A41A61CBA0FE0D919F398EC25DC12710" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Disclosures [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_A41A61CBA0FE0D919F398EC25DC12710" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_B42EFD1969BCAB47BA658EC25DC1DC2B_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_B42EFD1969BCAB47BA658EC25DC1DC2B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, Assets Measured on Recurring Basis [Table] </link:label>
<link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_B42EFD1969BCAB47BA658EC25DC1DC2B_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_B42EFD1969BCAB47BA658EC25DC1DC2B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Recurring and Nonrecurring [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_B42EFD1969BCAB47BA658EC25DC1DC2B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_B42EFD1969BCAB47BA658EC25DC1DC2B" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_B42EFD1969BCAB47BA658EC25DC1DC2B" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_27C192D43413EE4E08338EC25DC69FC5_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_27C192D43413EE4E08338EC25DC69FC5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Measurement Frequency [Axis] </link:label>
<link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_27C192D43413EE4E08338EC25DC69FC5_label_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_27C192D43413EE4E08338EC25DC69FC5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Measurement Frequency [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_27C192D43413EE4E08338EC25DC69FC5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_08D58FDBDAE3A17A74AA8EC25DC70CC7_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_08D58FDBDAE3A17A74AA8EC25DC70CC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Measurement Frequency [Domain] </link:label>
<link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_08D58FDBDAE3A17A74AA8EC25DC70CC7_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_08D58FDBDAE3A17A74AA8EC25DC70CC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Measurement Frequency [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_08D58FDBDAE3A17A74AA8EC25DC70CC7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_08D58FDBDAE3A17A74AA8EC25DC70CC7" xlink:to="lab_us-gaap_FairValueMeasurementFrequencyDomain_08D58FDBDAE3A17A74AA8EC25DC70CC7" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_A8D0F0AA058B9FB93C8E8EC25DC78419_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember_A8D0F0AA058B9FB93C8E8EC25DC78419" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair value measurements recurring </link:label>
<link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_A8D0F0AA058B9FB93C8E8EC25DC78419_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember_A8D0F0AA058B9FB93C8E8EC25DC78419" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Recurring [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_A8D0F0AA058B9FB93C8E8EC25DC78419" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_0ED86C88C39E54194DFC8EC25DC755DE_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_0ED86C88C39E54194DFC8EC25DC755DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value Hierarchy and NAV [Axis] </link:label>
<link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_0ED86C88C39E54194DFC8EC25DC755DE_label_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_0ED86C88C39E54194DFC8EC25DC755DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Hierarchy and NAV [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_0ED86C88C39E54194DFC8EC25DC755DE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_F2258EFB19BB810ABB8A8EC25DC70D67_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_F2258EFB19BB810ABB8A8EC25DC70D67" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value Hierarchy and NAV [Domain] </link:label>
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<link:label id="lab_us-gaap_FairValueInputsLevel1Member_2E4929164FDA8A9119B48EC25DC862E8_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_2E4929164FDA8A9119B48EC25DC862E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Level 1 </link:label>
<link:label id="lab_us-gaap_FairValueInputsLevel1Member_2E4929164FDA8A9119B48EC25DC862E8_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_2E4929164FDA8A9119B48EC25DC862E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Inputs, Level 1 [Member] </link:label>
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<link:label id="lab_us-gaap_FairValueInputsLevel2Member_57578463A900A79C91538EC25DC8198A_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_57578463A900A79C91538EC25DC8198A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Level 2 </link:label>
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<link:label id="lab_us-gaap_FairValueInputsLevel3Member_4F9244ECD6CF1684E2D78EC25DC8D640_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_4F9244ECD6CF1684E2D78EC25DC8D640" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Level 3 </link:label>
<link:label id="lab_us-gaap_FairValueInputsLevel3Member_4F9244ECD6CF1684E2D78EC25DC8D640_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_4F9244ECD6CF1684E2D78EC25DC8D640" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Inputs, Level 3 [Member] </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_41ADE3750414668AD4D48EC25DC844C4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GuaranteesFairValueDisclosure_A839DA2C6EB3217D76F38EC25DC8F975_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GuaranteesFairValueDisclosure_A839DA2C6EB3217D76F38EC25DC8F975" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Lease Guarantees </link:label>
<link:label id="lab_us-gaap_GuaranteesFairValueDisclosure_A839DA2C6EB3217D76F38EC25DC8F975_label_en-US" xlink:label="lab_us-gaap_GuaranteesFairValueDisclosure_A839DA2C6EB3217D76F38EC25DC8F975" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Guarantees, Fair Value Disclosure </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GuaranteesFairValueDisclosure" xlink:label="loc_us-gaap_GuaranteesFairValueDisclosure_A839DA2C6EB3217D76F38EC25DC8F975" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeLiabilities_71132263F4F2F08DEC4D8EC8D4245F78_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DerivativeLiabilities_71132263F4F2F08DEC4D8EC8D4245F78" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Derivative liability </link:label>
<link:label id="lab_us-gaap_DerivativeLiabilities_71132263F4F2F08DEC4D8EC8D4245F78_label_en-US" xlink:label="lab_us-gaap_DerivativeLiabilities_71132263F4F2F08DEC4D8EC8D4245F78" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Liability </link:label>
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<link:label id="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_19179302FA76A629AFF60D7BFE264BD5_label_en-US" xlink:label="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_19179302FA76A629AFF60D7BFE264BD5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retirement Benefits [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_19179302FA76A629AFF60D7BFE264BD5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_0B6FD4E3CF557780F8900D7BFE263C31_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_0B6FD4E3CF557780F8900D7BFE263C31" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Defined Benefit Plans Disclosures [Table] </link:label>
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<link:label id="lab_us-gaap_RetirementPlanTypeAxis_5105C5FC01E7935BCBE40D7BFE271919_terseLabel_en-US" xlink:label="lab_us-gaap_RetirementPlanTypeAxis_5105C5FC01E7935BCBE40D7BFE271919" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Retirement Plan Type [Axis] </link:label>
<link:label id="lab_us-gaap_RetirementPlanTypeAxis_5105C5FC01E7935BCBE40D7BFE271919_label_en-US" xlink:label="lab_us-gaap_RetirementPlanTypeAxis_5105C5FC01E7935BCBE40D7BFE271919" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retirement Plan Type [Axis] </link:label>
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<link:label id="lab_us-gaap_RetirementPlanTypeDomain_E756615FB148FBEEF5F60D7BFE274851_terseLabel_en-US" xlink:label="lab_us-gaap_RetirementPlanTypeDomain_E756615FB148FBEEF5F60D7BFE274851" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Retirement Plan Type [Domain] </link:label>
<link:label id="lab_us-gaap_RetirementPlanTypeDomain_E756615FB148FBEEF5F60D7BFE274851_label_en-US" xlink:label="lab_us-gaap_RetirementPlanTypeDomain_E756615FB148FBEEF5F60D7BFE274851" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retirement Plan Type [Domain] </link:label>
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<link:label id="lab_us-gaap_PensionPlansDefinedBenefitMember_C389B75E8B424FA1A6760D7BFE284331_terseLabel_en-US" xlink:label="lab_us-gaap_PensionPlansDefinedBenefitMember_C389B75E8B424FA1A6760D7BFE284331" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Pension Benefits </link:label>
<link:label id="lab_us-gaap_PensionPlansDefinedBenefitMember_C389B75E8B424FA1A6760D7BFE284331_label_en-US" xlink:label="lab_us-gaap_PensionPlansDefinedBenefitMember_C389B75E8B424FA1A6760D7BFE284331" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pension Plan [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_C389B75E8B424FA1A6760D7BFE284331" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_FC3F84862D3BB0B0B37E0D7BFE28B400_terseLabel_en-US" xlink:label="lab_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_FC3F84862D3BB0B0B37E0D7BFE28B400" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Postretirement Benefits </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_C3B02CDDD797B5499D5D0D7BFE28561A_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_C3B02CDDD797B5499D5D0D7BFE28561A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan Disclosure [Line Items] </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_CFE6C5F2F52602B78C4A0D7BFE28400B_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_CFE6C5F2F52602B78C4A0D7BFE28400B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Change in benefit obligation: </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanServiceCost_DB013BE4F971104D9CB50D7BFE2945B3_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanServiceCost_DB013BE4F971104D9CB50D7BFE2945B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Service Cost </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanInterestCost_3201FFE51B1267F20E5E0D7BFE294ED5_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanInterestCost_3201FFE51B1267F20E5E0D7BFE294ED5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Interest Cost </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanActuarialGainLoss_032A45BC2DD709CE34C30D7BFE293937_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanActuarialGainLoss_032A45BC2DD709CE34C30D7BFE293937" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss) </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_CC604FA30821CAA24B350D7BFE2A945D_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_CC604FA30821CAA24B350D7BFE2A945D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Change in plan assets: </link:label>
<link:label id="lab_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_CC604FA30821CAA24B350D7BFE2A945D_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_CC604FA30821CAA24B350D7BFE2A945D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" xlink:label="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_CC604FA30821CAA24B350D7BFE2A945D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_DDF60363DFC9F954E4C20D7BFE2AD5E1_periodStartLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_DDF60363DFC9F954E4C20D7BFE2AD5E1" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Fair value of plan assets at beginning of period </link:label>
<link:label id="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_DDF60363DFC9F954E4C20D7BFE2AD5E1_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_DDF60363DFC9F954E4C20D7BFE2AD5E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Plan Assets, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_DDF60363DFC9F954E4C20D7BFE2AD5E1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_DC82417A386A6ED530750D7BFE2AB4FF_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_DC82417A386A6ED530750D7BFE2AB4FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Actual return on plan assets </link:label>
<link:label id="lab_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_DC82417A386A6ED530750D7BFE2AB4FF_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_DC82417A386A6ED530750D7BFE2AB4FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_DC82417A386A6ED530750D7BFE2AB4FF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer_545B73B2EA2B108C3E5D0D7BFE2B71CD_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer_545B73B2EA2B108C3E5D0D7BFE2B71CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Company contributions </link:label>
<link:label id="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer_545B73B2EA2B108C3E5D0D7BFE2B71CD_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer_545B73B2EA2B108C3E5D0D7BFE2B71CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Plan Assets, Contributions by Employer </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanContributionsByEmployer" xlink:label="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_545B73B2EA2B108C3E5D0D7BFE2B71CD" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid_34CEF995894D412A069A0D7BFE2B74E0_negatedLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid_34CEF995894D412A069A0D7BFE2B74E0" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Benefits and other payments </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_6A233CBD0873BCA84D670D7BFE2BD665_periodEndLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_6A233CBD0873BCA84D670D7BFE2BD665" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Fair value of plan assets at end of period </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_B319FDB4A52896FAAEC40D7BFE2B377C_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_B319FDB4A52896FAAEC40D7BFE2B377C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Funded status: </link:label>
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<link:label id="lab_us-gaap_ShortTermBorrowingsAbstract_F4ED308DAAF3984D7028FC46F0CA511E_label_en-US" xlink:label="lab_us-gaap_ShortTermBorrowingsAbstract_F4ED308DAAF3984D7028FC46F0CA511E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Short-term Debt [Abstract] </link:label>
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<link:label id="lab_us-gaap_BalanceSheetLocationAxis_2D98721E3D13291A061CFC6A5FFF5C22_terseLabel_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationAxis_2D98721E3D13291A061CFC6A5FFF5C22" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Balance Sheet Location [Axis] </link:label>
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<link:label id="lab_us-gaap_BalanceSheetLocationDomain_9625D5D478DCC3CDC752FC6A6007A7F4_terseLabel_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationDomain_9625D5D478DCC3CDC752FC6A6007A7F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Balance Sheet Location [Domain] </link:label>
<link:label id="lab_us-gaap_BalanceSheetLocationDomain_9625D5D478DCC3CDC752FC6A6007A7F4_label_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationDomain_9625D5D478DCC3CDC752FC6A6007A7F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Balance Sheet Location [Domain] </link:label>
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<link:label id="lab_ceix_RestrictedCashMember_2D0D3238D8F03C93B74FFC6A60813C67_terseLabel_en-US" xlink:label="lab_ceix_RestrictedCashMember_2D0D3238D8F03C93B74FFC6A60813C67" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Cash </link:label>
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<link:label id="lab_us-gaap_ShortTermDebtTypeAxis_E3BA86557A79C4B26351FC46F0CC55F7_terseLabel_en-US" xlink:label="lab_us-gaap_ShortTermDebtTypeAxis_E3BA86557A79C4B26351FC46F0CC55F7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Short-term Debt, Type [Axis] </link:label>
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<link:label id="lab_ceix_AccountsReceivableSecuritizationFacilityMember_F770110C75C814AB46AEFC46F0CDA2B9_terseLabel_en-US" xlink:label="lab_ceix_AccountsReceivableSecuritizationFacilityMember_F770110C75C814AB46AEFC46F0CDA2B9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts Receivable Securitization Facility </link:label>
<link:label id="lab_ceix_AccountsReceivableSecuritizationFacilityMember_F770110C75C814AB46AEFC46F0CDA2B9_label_en-US" xlink:label="lab_ceix_AccountsReceivableSecuritizationFacilityMember_F770110C75C814AB46AEFC46F0CDA2B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable Securitization Facility [Member] </link:label>
<link:label id="lab_ceix_AccountsReceivableSecuritizationFacilityMember_F770110C75C814AB46AEFC46F0CDA2B9_documentation_en-US" xlink:label="lab_ceix_AccountsReceivableSecuritizationFacilityMember_F770110C75C814AB46AEFC46F0CDA2B9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Accounts Receivable Securitization Facility [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_AccountsReceivableSecuritizationFacilityMember" xlink:label="loc_ceix_AccountsReceivableSecuritizationFacilityMember_F770110C75C814AB46AEFC46F0CDA2B9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_AccountsReceivableSecuritizationFacilityMember_F770110C75C814AB46AEFC46F0CDA2B9" xlink:to="lab_ceix_AccountsReceivableSecuritizationFacilityMember_F770110C75C814AB46AEFC46F0CDA2B9" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShortTermDebtLineItems_5421357D5F66E6BD5E0BFC46F0CDC809_terseLabel_en-US" xlink:label="lab_us-gaap_ShortTermDebtLineItems_5421357D5F66E6BD5E0BFC46F0CDC809" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Short-term Debt [Line Items] </link:label>
<link:label id="lab_us-gaap_ShortTermDebtLineItems_5421357D5F66E6BD5E0BFC46F0CDC809_label_en-US" xlink:label="lab_us-gaap_ShortTermDebtLineItems_5421357D5F66E6BD5E0BFC46F0CDC809" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Short-term Debt [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermDebtLineItems" xlink:label="loc_us-gaap_ShortTermDebtLineItems_5421357D5F66E6BD5E0BFC46F0CDC809" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortTermDebtLineItems_5421357D5F66E6BD5E0BFC46F0CDC809" xlink:to="lab_us-gaap_ShortTermDebtLineItems_5421357D5F66E6BD5E0BFC46F0CDC809" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_C2630CA06603D860A02FFC46F0CE52E9_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_C2630CA06603D860A02FFC46F0CE52E9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Security facility program fee (as a percent) </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_C2630CA06603D860A02FFC46F0CE52E9_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_C2630CA06603D860A02FFC46F0CE52E9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Commitment Fee Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityCommitmentFeePercentage" xlink:label="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_C2630CA06603D860A02FFC46F0CE52E9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_C2630CA06603D860A02FFC46F0CE52E9" xlink:to="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_C2630CA06603D860A02FFC46F0CE52E9" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_F3273201713A69494C2FFC46F0CEEA60_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_F3273201713A69494C2FFC46F0CEEA60" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unused commitment fee (as a percent) </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_F3273201713A69494C2FFC46F0CEEA60_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_F3273201713A69494C2FFC46F0CEEA60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Unused Capacity, Commitment Fee Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage" xlink:label="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_F3273201713A69494C2FFC46F0CEEA60" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_F3273201713A69494C2FFC46F0CEEA60" xlink:to="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_F3273201713A69494C2FFC46F0CEEA60" xlink:type="arc"/>
<link:label id="lab_ceix_AccountsReceivableEligibleforSecuritization_EF1A509BC77DF3F6A638FC46F0CE9CBB_terseLabel_en-US" xlink:label="lab_ceix_AccountsReceivableEligibleforSecuritization_EF1A509BC77DF3F6A638FC46F0CE9CBB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable eligible for securitization </link:label>
<link:label id="lab_ceix_AccountsReceivableEligibleforSecuritization_EF1A509BC77DF3F6A638FC46F0CE9CBB_label_en-US" xlink:label="lab_ceix_AccountsReceivableEligibleforSecuritization_EF1A509BC77DF3F6A638FC46F0CE9CBB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable Eligible for Securitization </link:label>
<link:label id="lab_ceix_AccountsReceivableEligibleforSecuritization_EF1A509BC77DF3F6A638FC46F0CE9CBB_documentation_en-US" xlink:label="lab_ceix_AccountsReceivableEligibleforSecuritization_EF1A509BC77DF3F6A638FC46F0CE9CBB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Accounts Receivable Eligible for Securitization </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_AccountsReceivableEligibleforSecuritization" xlink:label="loc_ceix_AccountsReceivableEligibleforSecuritization_EF1A509BC77DF3F6A638FC46F0CE9CBB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_AccountsReceivableEligibleforSecuritization_EF1A509BC77DF3F6A638FC46F0CE9CBB" xlink:to="lab_ceix_AccountsReceivableEligibleforSecuritization_EF1A509BC77DF3F6A638FC46F0CE9CBB" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_D09D37065AE3CA16CF49FC46F0CE4082_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_D09D37065AE3CA16CF49FC46F0CE4082" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Outstanding borrowings </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_D09D37065AE3CA16CF49FC46F0CE4082_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_D09D37065AE3CA16CF49FC46F0CE4082" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Fair Value of Amount Outstanding </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding" xlink:label="loc_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_D09D37065AE3CA16CF49FC46F0CE4082" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_D09D37065AE3CA16CF49FC46F0CE4082" xlink:to="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_D09D37065AE3CA16CF49FC46F0CE4082" xlink:type="arc"/>
<link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_C9E2313A6EEBD824274DFC46F0CE20CB_terseLabel_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount_C9E2313A6EEBD824274DFC46F0CE20CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Letters of credit outstanding </link:label>
<link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_C9E2313A6EEBD824274DFC46F0CE20CB_label_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount_C9E2313A6EEBD824274DFC46F0CE20CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Letters of Credit Outstanding, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_C9E2313A6EEBD824274DFC46F0CE20CB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LettersOfCreditOutstandingAmount_C9E2313A6EEBD824274DFC46F0CE20CB" xlink:to="lab_us-gaap_LettersOfCreditOutstandingAmount_C9E2313A6EEBD824274DFC46F0CE20CB" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_913F65E90DDBAE6C0E7DFC46F0CF1DA2_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_913F65E90DDBAE6C0E7DFC46F0CF1DA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Borrowings and issuance of letters of credit remaining capacity </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_913F65E90DDBAE6C0E7DFC46F0CF1DA2_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_913F65E90DDBAE6C0E7DFC46F0CF1DA2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Remaining Borrowing Capacity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_913F65E90DDBAE6C0E7DFC46F0CF1DA2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_913F65E90DDBAE6C0E7DFC46F0CF1DA2" xlink:to="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_913F65E90DDBAE6C0E7DFC46F0CF1DA2" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashCollateralForBorrowedSecurities_E6BC1846F9358B649C31FC68AF035C1B_terseLabel_en-US" xlink:label="lab_us-gaap_CashCollateralForBorrowedSecurities_E6BC1846F9358B649C31FC68AF035C1B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash collateral </link:label>
<link:label id="lab_us-gaap_CashCollateralForBorrowedSecurities_E6BC1846F9358B649C31FC68AF035C1B_label_en-US" xlink:label="lab_us-gaap_CashCollateralForBorrowedSecurities_E6BC1846F9358B649C31FC68AF035C1B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Collateral for Borrowed Securities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCollateralForBorrowedSecurities" xlink:label="loc_us-gaap_CashCollateralForBorrowedSecurities_E6BC1846F9358B649C31FC68AF035C1B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashCollateralForBorrowedSecurities_E6BC1846F9358B649C31FC68AF035C1B" xlink:to="lab_us-gaap_CashCollateralForBorrowedSecurities_E6BC1846F9358B649C31FC68AF035C1B" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentFeeAmount_1527B44659E1A6D2A3EEFC46F0CF4297_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentFeeAmount_1527B44659E1A6D2A3EEFC46F0CF4297" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Costs associated with receivables facility </link:label>
<link:label id="lab_us-gaap_DebtInstrumentFeeAmount_1527B44659E1A6D2A3EEFC46F0CF4297_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentFeeAmount_1527B44659E1A6D2A3EEFC46F0CF4297" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Fee Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentFeeAmount" xlink:label="loc_us-gaap_DebtInstrumentFeeAmount_1527B44659E1A6D2A3EEFC46F0CF4297" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentFeeAmount_1527B44659E1A6D2A3EEFC46F0CF4297" xlink:to="lab_us-gaap_DebtInstrumentFeeAmount_1527B44659E1A6D2A3EEFC46F0CF4297" xlink:type="arc"/>
<link:label id="lab_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock_D51A049F500775323E95D752643E1345_terseLabel_en-US" xlink:label="lab_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock_D51A049F500775323E95D752643E1345" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Employee Benefit Plans </link:label>
<link:label id="lab_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock_D51A049F500775323E95D752643E1345_label_en-US" xlink:label="lab_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock_D51A049F500775323E95D752643E1345" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Compensation and Employee Benefit Plans [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CompensationAndEmployeeBenefitPlansTextBlock" xlink:label="loc_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock_D51A049F500775323E95D752643E1345" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherIncomeAbstract_29D80F900EDBCFF37111D75262F293C4_label_en-US" xlink:label="lab_us-gaap_OtherIncomeAbstract_29D80F900EDBCFF37111D75262F293C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Component of Operating Income [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherIncomeAbstract" xlink:label="loc_us-gaap_OtherIncomeAbstract_29D80F900EDBCFF37111D75262F293C4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfOtherNonoperatingIncomeByComponentTextBlock_8FA9797CBB12F546126BD75262F24C61_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfOtherNonoperatingIncomeByComponentTextBlock_8FA9797CBB12F546126BD75262F24C61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Miscellaneous Other Income </link:label>
<link:label id="lab_us-gaap_ScheduleOfOtherNonoperatingIncomeByComponentTextBlock_8FA9797CBB12F546126BD75262F24C61_label_en-US" xlink:label="lab_us-gaap_ScheduleOfOtherNonoperatingIncomeByComponentTextBlock_8FA9797CBB12F546126BD75262F24C61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Other Nonoperating Income, by Component [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfOtherNonoperatingIncomeByComponentTextBlock" xlink:label="loc_us-gaap_ScheduleOfOtherNonoperatingIncomeByComponentTextBlock_8FA9797CBB12F546126BD75262F24C61" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentAbstract_64B8E527161472070D3FA4C46DE52366_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentAbstract_64B8E527161472070D3FA4C46DE52366" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_64B8E527161472070D3FA4C46DE52366" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_68558ECDF4C0E00F0423A4C46DE5E628_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_68558ECDF4C0E00F0423A4C46DE5E628" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_68558ECDF4C0E00F0423A4C46DE5E628_label_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_68558ECDF4C0E00F0423A4C46DE5E628" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Table] </link:label>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_032F85E5471456A55168A4C46DE6E403_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_032F85E5471456A55168A4C46DE6E403" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Domain] </link:label>
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<link:label id="lab_ceix_CoalAndOtherPlantAndEquipmentMember_B659E40DC4CFD7161BCAA4C46DE6F40B_terseLabel_en-US" xlink:label="lab_ceix_CoalAndOtherPlantAndEquipmentMember_B659E40DC4CFD7161BCAA4C46DE6F40B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Plant and Equipment </link:label>
<link:label id="lab_ceix_CoalAndOtherPlantAndEquipmentMember_B659E40DC4CFD7161BCAA4C46DE6F40B_label_en-US" xlink:label="lab_ceix_CoalAndOtherPlantAndEquipmentMember_B659E40DC4CFD7161BCAA4C46DE6F40B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Coal And Other Plant And Equipment [Member] </link:label>
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<link:label id="lab_us-gaap_MiningPropertiesAndMineralRightsMember_DD52275339114D4E2FA3A4C46DE69A78_terseLabel_en-US" xlink:label="lab_us-gaap_MiningPropertiesAndMineralRightsMember_DD52275339114D4E2FA3A4C46DE69A78" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Coal Properties and Surface Lands </link:label>
<link:label id="lab_us-gaap_MiningPropertiesAndMineralRightsMember_DD52275339114D4E2FA3A4C46DE69A78_label_en-US" xlink:label="lab_us-gaap_MiningPropertiesAndMineralRightsMember_DD52275339114D4E2FA3A4C46DE69A78" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Mining Properties and Mineral Rights [Member] </link:label>
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<link:label id="lab_ceix_AirshaftsMember_8600AAC56CAD6C026966A4C46DE65D51_terseLabel_en-US" xlink:label="lab_ceix_AirshaftsMember_8600AAC56CAD6C026966A4C46DE65D51" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Airshafts </link:label>
<link:label id="lab_ceix_AirshaftsMember_8600AAC56CAD6C026966A4C46DE65D51_label_en-US" xlink:label="lab_ceix_AirshaftsMember_8600AAC56CAD6C026966A4C46DE65D51" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Airshafts [Member] </link:label>
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<link:label id="lab_us-gaap_MineDevelopmentMember_839C99A2339A538E7044A4C46DE71746_terseLabel_en-US" xlink:label="lab_us-gaap_MineDevelopmentMember_839C99A2339A538E7044A4C46DE71746" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Mine Development </link:label>
<link:label id="lab_us-gaap_MineDevelopmentMember_839C99A2339A538E7044A4C46DE71746_label_en-US" xlink:label="lab_us-gaap_MineDevelopmentMember_839C99A2339A538E7044A4C46DE71746" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Mine Development [Member] </link:label>
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<link:label id="lab_ceix_CoalAdvanceMiningRoyaltiesMember_7AE394B22F209E2A7E94A4C46DE7AC1D_terseLabel_en-US" xlink:label="lab_ceix_CoalAdvanceMiningRoyaltiesMember_7AE394B22F209E2A7E94A4C46DE7AC1D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Advance Mining Royalties </link:label>
<link:label id="lab_ceix_CoalAdvanceMiningRoyaltiesMember_7AE394B22F209E2A7E94A4C46DE7AC1D_label_en-US" xlink:label="lab_ceix_CoalAdvanceMiningRoyaltiesMember_7AE394B22F209E2A7E94A4C46DE7AC1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Coal Advance Mining Royalties [Member] </link:label>
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<link:loc xlink:href="ceix-20191231.xsd#ceix_CoalAdvanceMiningRoyaltiesMember" xlink:label="loc_ceix_CoalAdvanceMiningRoyaltiesMember_7AE394B22F209E2A7E94A4C46DE7AC1D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_CD0541A8613DAED63B74A4C46DE73D5C_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems_CD0541A8613DAED63B74A4C46DE73D5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Line Items] </link:label>
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<link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_A50DBE6FFA736F519EC6A4C46DE797C6_verboseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_A50DBE6FFA736F519EC6A4C46DE797C6" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Less—Accumulated Depreciation, Depletion and Amortization </link:label>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_C63C416805E98B141790A4C46DE8F79E_totalLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_C63C416805E98B141790A4C46DE8F79E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Property, Plant and Equipment—Net </link:label>
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<link:loc xlink:href="ceix-20191231.xsd#ceix_PostEmploymentBenefitPlanStateAdministrativeFeesAndInsuranceBondPremiums" xlink:label="loc_ceix_PostEmploymentBenefitPlanStateAdministrativeFeesAndInsuranceBondPremiums_DDF3796285A0A1B8E7250D7BFD88C90E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_A48B8365FFA42F6ADC9F0D7BFD8874C3_totalLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_A48B8365FFA42F6ADC9F0D7BFD8874C3" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net periodic benefit (credit) cost </link:label>
<link:label id="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_A48B8365FFA42F6ADC9F0D7BFD8874C3_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_A48B8365FFA42F6ADC9F0D7BFD8874C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Net Periodic Benefit Cost (Credit) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_A48B8365FFA42F6ADC9F0D7BFD8874C3" xlink:type="locator"/>
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<link:label id="lab_ceix_AccruedSubsidenceLiabilityCurrent_38F9C82B4F5E8AEBE3821655455360C5_terseLabel_en-US" xlink:label="lab_ceix_AccruedSubsidenceLiabilityCurrent_38F9C82B4F5E8AEBE3821655455360C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsidence Liability </link:label>
<link:label id="lab_ceix_AccruedSubsidenceLiabilityCurrent_38F9C82B4F5E8AEBE3821655455360C5_label_en-US" xlink:label="lab_ceix_AccruedSubsidenceLiabilityCurrent_38F9C82B4F5E8AEBE3821655455360C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accrued Subsidence Liability, Current </link:label>
<link:label id="lab_ceix_AccruedSubsidenceLiabilityCurrent_38F9C82B4F5E8AEBE3821655455360C5_documentation_en-US" xlink:label="lab_ceix_AccruedSubsidenceLiabilityCurrent_38F9C82B4F5E8AEBE3821655455360C5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Accrued Subsidence Liability, Current </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_AccruedSubsidenceLiabilityCurrent" xlink:label="loc_ceix_AccruedSubsidenceLiabilityCurrent_38F9C82B4F5E8AEBE3821655455360C5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_AccruedSubsidenceLiabilityCurrent_38F9C82B4F5E8AEBE3821655455360C5" xlink:to="lab_ceix_AccruedSubsidenceLiabilityCurrent_38F9C82B4F5E8AEBE3821655455360C5" xlink:type="arc"/>
<link:label id="lab_ceix_AccruedPayrollAndEmployeeBenefitsCurrent_7CC61C559ED0A09F678C16554553C59A_terseLabel_en-US" xlink:label="lab_ceix_AccruedPayrollAndEmployeeBenefitsCurrent_7CC61C559ED0A09F678C16554553C59A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued Payroll and Benefits </link:label>
<link:label id="lab_ceix_AccruedPayrollAndEmployeeBenefitsCurrent_7CC61C559ED0A09F678C16554553C59A_label_en-US" xlink:label="lab_ceix_AccruedPayrollAndEmployeeBenefitsCurrent_7CC61C559ED0A09F678C16554553C59A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accrued Payroll And Employee Benefits, Current </link:label>
<link:label id="lab_ceix_AccruedPayrollAndEmployeeBenefitsCurrent_7CC61C559ED0A09F678C16554553C59A_documentation_en-US" xlink:label="lab_ceix_AccruedPayrollAndEmployeeBenefitsCurrent_7CC61C559ED0A09F678C16554553C59A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Accrued Payroll And Employee Benefits, Current </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_AccruedPayrollAndEmployeeBenefitsCurrent" xlink:label="loc_ceix_AccruedPayrollAndEmployeeBenefitsCurrent_7CC61C559ED0A09F678C16554553C59A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InterestPayableCurrent_88BBB9E9D841558C72C916554554FD41_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPayableCurrent_88BBB9E9D841558C72C916554554FD41" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued Interest </link:label>
<link:label id="lab_us-gaap_InterestPayableCurrent_88BBB9E9D841558C72C916554554FD41_label_en-US" xlink:label="lab_us-gaap_InterestPayableCurrent_88BBB9E9D841558C72C916554554FD41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Payable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestPayableCurrent" xlink:label="loc_us-gaap_InterestPayableCurrent_88BBB9E9D841558C72C916554554FD41" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestPayableCurrent_88BBB9E9D841558C72C916554554FD41" xlink:to="lab_us-gaap_InterestPayableCurrent_88BBB9E9D841558C72C916554554FD41" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_BF56593BA3E0BD9659541655455492F4_terseLabel_en-US" xlink:label="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_BF56593BA3E0BD9659541655455492F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued Other Taxes </link:label>
<link:label id="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_BF56593BA3E0BD9659541655455492F4_label_en-US" xlink:label="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_BF56593BA3E0BD9659541655455492F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accrual for Taxes Other than Income Taxes, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent" xlink:label="loc_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_BF56593BA3E0BD9659541655455492F4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccruedBonusesCurrent_BC3EB90ABCF9BCFA0A22165545543112_terseLabel_en-US" xlink:label="lab_us-gaap_AccruedBonusesCurrent_BC3EB90ABCF9BCFA0A22165545543112" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Short-Term Incentive Compensation </link:label>
<link:label id="lab_us-gaap_AccruedBonusesCurrent_BC3EB90ABCF9BCFA0A22165545543112_label_en-US" xlink:label="lab_us-gaap_AccruedBonusesCurrent_BC3EB90ABCF9BCFA0A22165545543112" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accrued Bonuses, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedBonusesCurrent" xlink:label="loc_us-gaap_AccruedBonusesCurrent_BC3EB90ABCF9BCFA0A22165545543112" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LitigationReserveCurrent_D25E733A1BC00C9932DC16554554C5FA_terseLabel_en-US" xlink:label="lab_us-gaap_LitigationReserveCurrent_D25E733A1BC00C9932DC16554554C5FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Litigation </link:label>
<link:label id="lab_us-gaap_LitigationReserveCurrent_D25E733A1BC00C9932DC16554554C5FA_label_en-US" xlink:label="lab_us-gaap_LitigationReserveCurrent_D25E733A1BC00C9932DC16554554C5FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Estimated Litigation Liability, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LitigationReserveCurrent" xlink:label="loc_us-gaap_LitigationReserveCurrent_D25E733A1BC00C9932DC16554554C5FA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LitigationReserveCurrent_D25E733A1BC00C9932DC16554554C5FA" xlink:to="lab_us-gaap_LitigationReserveCurrent_D25E733A1BC00C9932DC16554554C5FA" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherAccruedLiabilitiesCurrent_5A5D6557ED7293ED196E1655455568F2_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherAccruedLiabilitiesCurrent_5A5D6557ED7293ED196E1655455568F2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_OtherAccruedLiabilitiesCurrent_5A5D6557ED7293ED196E1655455568F2_label_en-US" xlink:label="lab_us-gaap_OtherAccruedLiabilitiesCurrent_5A5D6557ED7293ED196E1655455568F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Accrued Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_5A5D6557ED7293ED196E1655455568F2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAccruedLiabilitiesCurrent_5A5D6557ED7293ED196E1655455568F2" xlink:to="lab_us-gaap_OtherAccruedLiabilitiesCurrent_5A5D6557ED7293ED196E1655455568F2" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccruedLiabilitiesCurrentAbstract_264F992CBF2B582EACA5165545559DBB_terseLabel_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrentAbstract_264F992CBF2B582EACA5165545559DBB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current Portion of Long-Term Liabilities: </link:label>
<link:label id="lab_us-gaap_AccruedLiabilitiesCurrentAbstract_264F992CBF2B582EACA5165545559DBB_label_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrentAbstract_264F992CBF2B582EACA5165545559DBB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accrued Liabilities, Current [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedLiabilitiesCurrentAbstract" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrentAbstract_264F992CBF2B582EACA5165545559DBB" xlink:type="locator"/>
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<link:label id="lab_ceix_LiabilityOtherPostretirementDefinedBenefitPlanCurrent_1CBAB77E02685A77CA44165545558FF2_terseLabel_en-US" xlink:label="lab_ceix_LiabilityOtherPostretirementDefinedBenefitPlanCurrent_1CBAB77E02685A77CA44165545558FF2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Postretirement Benefits Other than Pensions </link:label>
<link:label id="lab_ceix_LiabilityOtherPostretirementDefinedBenefitPlanCurrent_1CBAB77E02685A77CA44165545558FF2_label_en-US" xlink:label="lab_ceix_LiabilityOtherPostretirementDefinedBenefitPlanCurrent_1CBAB77E02685A77CA44165545558FF2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liability, Other Postretirement Defined Benefit Plan, Current </link:label>
<link:label id="lab_ceix_LiabilityOtherPostretirementDefinedBenefitPlanCurrent_1CBAB77E02685A77CA44165545558FF2_documentation_en-US" xlink:label="lab_ceix_LiabilityOtherPostretirementDefinedBenefitPlanCurrent_1CBAB77E02685A77CA44165545558FF2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Liability, Other Postretirement Defined Benefit Plan, Current </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_LiabilityOtherPostretirementDefinedBenefitPlanCurrent" xlink:label="loc_ceix_LiabilityOtherPostretirementDefinedBenefitPlanCurrent_1CBAB77E02685A77CA44165545558FF2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationCurrent_063565641ECA563E8869165545556647_terseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationCurrent_063565641ECA563E8869165545556647" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligations </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationCurrent_063565641ECA563E8869165545556647_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationCurrent_063565641ECA563E8869165545556647" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetRetirementObligationCurrent" xlink:label="loc_us-gaap_AssetRetirementObligationCurrent_063565641ECA563E8869165545556647" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLeaseLiabilityCurrent_73A013DE4CCC2A7ED44A16554556B9D9_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityCurrent_73A013DE4CCC2A7ED44A16554556B9D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Lease Liability </link:label>
<link:label id="lab_us-gaap_OperatingLeaseLiabilityCurrent_73A013DE4CCC2A7ED44A16554556B9D9_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityCurrent_73A013DE4CCC2A7ED44A16554556B9D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Liability, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_73A013DE4CCC2A7ED44A16554556B9D9" xlink:type="locator"/>
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<link:label id="lab_ceix_EmployeeRelatedLiabilitiesMedicalAndDisabilityBenefitsCurrent_EE4668FD2557751287A6165545557ECF_terseLabel_en-US" xlink:label="lab_ceix_EmployeeRelatedLiabilitiesMedicalAndDisabilityBenefitsCurrent_EE4668FD2557751287A6165545557ECF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Pneumoconiosis Benefits </link:label>
<link:label id="lab_ceix_EmployeeRelatedLiabilitiesMedicalAndDisabilityBenefitsCurrent_EE4668FD2557751287A6165545557ECF_label_en-US" xlink:label="lab_ceix_EmployeeRelatedLiabilitiesMedicalAndDisabilityBenefitsCurrent_EE4668FD2557751287A6165545557ECF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee Related Liabilities, Medical And Disability Benefits, Current </link:label>
<link:label id="lab_ceix_EmployeeRelatedLiabilitiesMedicalAndDisabilityBenefitsCurrent_EE4668FD2557751287A6165545557ECF_documentation_en-US" xlink:label="lab_ceix_EmployeeRelatedLiabilitiesMedicalAndDisabilityBenefitsCurrent_EE4668FD2557751287A6165545557ECF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Employee Related Liabilities, Medical And Disability Benefits, Current </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_EmployeeRelatedLiabilitiesMedicalAndDisabilityBenefitsCurrent" xlink:label="loc_ceix_EmployeeRelatedLiabilitiesMedicalAndDisabilityBenefitsCurrent_EE4668FD2557751287A6165545557ECF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_WorkersCompensationLiabilityCurrent_8896BD3D254EF84B4FCB165545557231_terseLabel_en-US" xlink:label="lab_us-gaap_WorkersCompensationLiabilityCurrent_8896BD3D254EF84B4FCB165545557231" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Workers' Compensation </link:label>
<link:label id="lab_us-gaap_WorkersCompensationLiabilityCurrent_8896BD3D254EF84B4FCB165545557231_label_en-US" xlink:label="lab_us-gaap_WorkersCompensationLiabilityCurrent_8896BD3D254EF84B4FCB165545557231" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Workers' Compensation Liability, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WorkersCompensationLiabilityCurrent" xlink:label="loc_us-gaap_WorkersCompensationLiabilityCurrent_8896BD3D254EF84B4FCB165545557231" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_31A170F829ED41BA8DC1165545565416_totalLabel_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_31A170F829ED41BA8DC1165545565416" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Other Accrued Liabilities </link:label>
<link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_31A170F829ED41BA8DC1165545565416_label_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_31A170F829ED41BA8DC1165545565416" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accrued Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_31A170F829ED41BA8DC1165545565416" xlink:type="locator"/>
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<link:label id="lab_srt_CondensedFinancialInformationOfParentCompanyOnlyDisclosureAbstract_C72B60D1C44235877C09D752648E754F_label_en-US" xlink:label="lab_srt_CondensedFinancialInformationOfParentCompanyOnlyDisclosureAbstract_C72B60D1C44235877C09D752648E754F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Condensed Financial Information Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_CondensedFinancialInformationOfParentCompanyOnlyDisclosureAbstract" xlink:label="loc_srt_CondensedFinancialInformationOfParentCompanyOnlyDisclosureAbstract_C72B60D1C44235877C09D752648E754F" xlink:type="locator"/>
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<link:label id="lab_srt_ScheduleOfCondensedIncomeStatementTableTextBlock_D2AA85CC9DBC73F52F2FD752648E6CFC_terseLabel_en-US" xlink:label="lab_srt_ScheduleOfCondensedIncomeStatementTableTextBlock_D2AA85CC9DBC73F52F2FD752648E6CFC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Statement </link:label>
<link:label id="lab_srt_ScheduleOfCondensedIncomeStatementTableTextBlock_D2AA85CC9DBC73F52F2FD752648E6CFC_label_en-US" xlink:label="lab_srt_ScheduleOfCondensedIncomeStatementTableTextBlock_D2AA85CC9DBC73F52F2FD752648E6CFC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Condensed Income Statement [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ScheduleOfCondensedIncomeStatementTableTextBlock" xlink:label="loc_srt_ScheduleOfCondensedIncomeStatementTableTextBlock_D2AA85CC9DBC73F52F2FD752648E6CFC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ScheduleOfCondensedIncomeStatementTableTextBlock_D2AA85CC9DBC73F52F2FD752648E6CFC" xlink:to="lab_srt_ScheduleOfCondensedIncomeStatementTableTextBlock_D2AA85CC9DBC73F52F2FD752648E6CFC" xlink:type="arc"/>
<link:label id="lab_srt_ScheduleOfCondensedBalanceSheetTableTextBlock_C0DDFDF581507A213659D752648E457A_terseLabel_en-US" xlink:label="lab_srt_ScheduleOfCondensedBalanceSheetTableTextBlock_C0DDFDF581507A213659D752648E457A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Balance Sheet </link:label>
<link:label id="lab_srt_ScheduleOfCondensedBalanceSheetTableTextBlock_C0DDFDF581507A213659D752648E457A_label_en-US" xlink:label="lab_srt_ScheduleOfCondensedBalanceSheetTableTextBlock_C0DDFDF581507A213659D752648E457A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Condensed Balance Sheet [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ScheduleOfCondensedBalanceSheetTableTextBlock" xlink:label="loc_srt_ScheduleOfCondensedBalanceSheetTableTextBlock_C0DDFDF581507A213659D752648E457A" xlink:type="locator"/>
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<link:label id="lab_srt_ScheduleOfCondensedCashFlowStatementTableTextBlock_A602F2DD55E27C238C8CD752648E883C_terseLabel_en-US" xlink:label="lab_srt_ScheduleOfCondensedCashFlowStatementTableTextBlock_A602F2DD55E27C238C8CD752648E883C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Condensed Statement of Cash Flows </link:label>
<link:label id="lab_srt_ScheduleOfCondensedCashFlowStatementTableTextBlock_A602F2DD55E27C238C8CD752648E883C_label_en-US" xlink:label="lab_srt_ScheduleOfCondensedCashFlowStatementTableTextBlock_A602F2DD55E27C238C8CD752648E883C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Condensed Cash Flow Statement [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ScheduleOfCondensedCashFlowStatementTableTextBlock" xlink:label="loc_srt_ScheduleOfCondensedCashFlowStatementTableTextBlock_A602F2DD55E27C238C8CD752648E883C" xlink:type="locator"/>
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<link:label id="lab_srt_CondensedStatementOfComprehensiveIncomeTableTextBlock_1C0B5F2FF43551DEDBDAD752648F3498_terseLabel_en-US" xlink:label="lab_srt_CondensedStatementOfComprehensiveIncomeTableTextBlock_1C0B5F2FF43551DEDBDAD752648F3498" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Statement of Comprehensive Income </link:label>
<link:label id="lab_srt_CondensedStatementOfComprehensiveIncomeTableTextBlock_1C0B5F2FF43551DEDBDAD752648F3498_label_en-US" xlink:label="lab_srt_CondensedStatementOfComprehensiveIncomeTableTextBlock_1C0B5F2FF43551DEDBDAD752648F3498" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Condensed Statement of Comprehensive Income [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_CondensedStatementOfComprehensiveIncomeTableTextBlock" xlink:label="loc_srt_CondensedStatementOfComprehensiveIncomeTableTextBlock_1C0B5F2FF43551DEDBDAD752648F3498" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_40ACE2EFCBD26DC329FCD75266814FB4_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_40ACE2EFCBD26DC329FCD75266814FB4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_40ACE2EFCBD26DC329FCD75266814FB4_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_40ACE2EFCBD26DC329FCD75266814FB4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_40ACE2EFCBD26DC329FCD75266814FB4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_40ACE2EFCBD26DC329FCD75266814FB4" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_40ACE2EFCBD26DC329FCD75266814FB4" xlink:type="arc"/>
<link:label id="lab_ceix_RoyaltyIncomeNonOperatedCoal_1D3E930D00CE4090BAD1FC46F1478196_terseLabel_en-US" xlink:label="lab_ceix_RoyaltyIncomeNonOperatedCoal_1D3E930D00CE4090BAD1FC46F1478196" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Royalty Income - Non-Operated Coal </link:label>
<link:label id="lab_ceix_RoyaltyIncomeNonOperatedCoal_1D3E930D00CE4090BAD1FC46F1478196_label_en-US" xlink:label="lab_ceix_RoyaltyIncomeNonOperatedCoal_1D3E930D00CE4090BAD1FC46F1478196" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Royalty Income Non-Operated Coal </link:label>
<link:label id="lab_ceix_RoyaltyIncomeNonOperatedCoal_1D3E930D00CE4090BAD1FC46F1478196_documentation_en-US" xlink:label="lab_ceix_RoyaltyIncomeNonOperatedCoal_1D3E930D00CE4090BAD1FC46F1478196" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Royalty Income Non-Operated Coal </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_RoyaltyIncomeNonOperatedCoal" xlink:label="loc_ceix_RoyaltyIncomeNonOperatedCoal_1D3E930D00CE4090BAD1FC46F1478196" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_RoyaltyIncomeNonOperatedCoal_1D3E930D00CE4090BAD1FC46F1478196" xlink:to="lab_ceix_RoyaltyIncomeNonOperatedCoal_1D3E930D00CE4090BAD1FC46F1478196" xlink:type="arc"/>
<link:label id="lab_ceix_PurchasedCoalSales_003B06734DB3E68676DBFC46F147A569_terseLabel_en-US" xlink:label="lab_ceix_PurchasedCoalSales_003B06734DB3E68676DBFC46F147A569" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Purchased Coal Sales </link:label>
<link:label id="lab_ceix_PurchasedCoalSales_003B06734DB3E68676DBFC46F147A569_label_en-US" xlink:label="lab_ceix_PurchasedCoalSales_003B06734DB3E68676DBFC46F147A569" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Purchased Coal Sales </link:label>
<link:label id="lab_ceix_PurchasedCoalSales_003B06734DB3E68676DBFC46F147A569_documentation_en-US" xlink:label="lab_ceix_PurchasedCoalSales_003B06734DB3E68676DBFC46F147A569" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Purchased Coal Sales </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_PurchasedCoalSales" xlink:label="loc_ceix_PurchasedCoalSales_003B06734DB3E68676DBFC46F147A569" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GainLossOnContractTermination_B40396D0068A0420809AFC46F1488010_terseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnContractTermination_B40396D0068A0420809AFC46F1488010" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contract Buyout </link:label>
<link:label id="lab_us-gaap_GainLossOnContractTermination_B40396D0068A0420809AFC46F1488010_label_en-US" xlink:label="lab_us-gaap_GainLossOnContractTermination_B40396D0068A0420809AFC46F1488010" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Contract Termination </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnContractTermination" xlink:label="loc_us-gaap_GainLossOnContractTermination_B40396D0068A0420809AFC46F1488010" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InterestIncomeOther_0CDAF8AA18109BA371FBFC46F1488D9D_terseLabel_en-US" xlink:label="lab_us-gaap_InterestIncomeOther_0CDAF8AA18109BA371FBFC46F1488D9D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest Income </link:label>
<link:label id="lab_us-gaap_InterestIncomeOther_0CDAF8AA18109BA371FBFC46F1488D9D_label_en-US" xlink:label="lab_us-gaap_InterestIncomeOther_0CDAF8AA18109BA371FBFC46F1488D9D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Income, Other </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestIncomeOther" xlink:label="loc_us-gaap_InterestIncomeOther_0CDAF8AA18109BA371FBFC46F1488D9D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RentalIncomeNonoperating_BCAC329ACB6743FA426CFC46F1487288_terseLabel_en-US" xlink:label="lab_us-gaap_RentalIncomeNonoperating_BCAC329ACB6743FA426CFC46F1487288" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Rental Income </link:label>
<link:label id="lab_us-gaap_RentalIncomeNonoperating_BCAC329ACB6743FA426CFC46F1487288_label_en-US" xlink:label="lab_us-gaap_RentalIncomeNonoperating_BCAC329ACB6743FA426CFC46F1487288" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Rental Income, Nonoperating </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RentalIncomeNonoperating" xlink:label="loc_us-gaap_RentalIncomeNonoperating_BCAC329ACB6743FA426CFC46F1487288" xlink:type="locator"/>
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<link:label id="lab_ceix_PropertyEasementsandOptionIncome_AFC6FA966654926C572FFC46F147698E_terseLabel_en-US" xlink:label="lab_ceix_PropertyEasementsandOptionIncome_AFC6FA966654926C572FFC46F147698E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property Easements and Option Income </link:label>
<link:label id="lab_ceix_PropertyEasementsandOptionIncome_AFC6FA966654926C572FFC46F147698E_label_en-US" xlink:label="lab_ceix_PropertyEasementsandOptionIncome_AFC6FA966654926C572FFC46F147698E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property Easements and Option Income </link:label>
<link:label id="lab_ceix_PropertyEasementsandOptionIncome_AFC6FA966654926C572FFC46F147698E_documentation_en-US" xlink:label="lab_ceix_PropertyEasementsandOptionIncome_AFC6FA966654926C572FFC46F147698E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Property Easements and Option Income </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_PropertyEasementsandOptionIncome" xlink:label="loc_ceix_PropertyEasementsandOptionIncome_AFC6FA966654926C572FFC46F147698E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherNonoperatingIncome_B12B9A621917CE80C924FC46F1484838_terseLabel_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncome_B12B9A621917CE80C924FC46F1484838" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_OtherNonoperatingIncome_B12B9A621917CE80C924FC46F1484838_label_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncome_B12B9A621917CE80C924FC46F1484838" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Nonoperating Income </link:label>
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<link:label id="lab_us-gaap_OtherIncome_0EDADC353D30C6F78E10FC46F1486690_totalLabel_en-US" xlink:label="lab_us-gaap_OtherIncome_0EDADC353D30C6F78E10FC46F1486690" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Miscellaneous Other Income </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherIncome" xlink:label="loc_us-gaap_OtherIncome_0EDADC353D30C6F78E10FC46F1486690" xlink:type="locator"/>
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<link:label id="lab_ceix_AccountsReceivableSecuritizationTextBlock_095B10C906DCA63580FAD7526324F8E0_terseLabel_en-US" xlink:label="lab_ceix_AccountsReceivableSecuritizationTextBlock_095B10C906DCA63580FAD7526324F8E0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts Receivable Securitization </link:label>
<link:label id="lab_ceix_AccountsReceivableSecuritizationTextBlock_095B10C906DCA63580FAD7526324F8E0_label_en-US" xlink:label="lab_ceix_AccountsReceivableSecuritizationTextBlock_095B10C906DCA63580FAD7526324F8E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable Securitization [Text Block] </link:label>
<link:label id="lab_ceix_AccountsReceivableSecuritizationTextBlock_095B10C906DCA63580FAD7526324F8E0_documentation_en-US" xlink:label="lab_ceix_AccountsReceivableSecuritizationTextBlock_095B10C906DCA63580FAD7526324F8E0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Accounts Receivable Securitization [Text Block] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_AccountsReceivableSecuritizationTextBlock" xlink:label="loc_ceix_AccountsReceivableSecuritizationTextBlock_095B10C906DCA63580FAD7526324F8E0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_MineralIndustriesDisclosuresAbstract_3D74252DB67E1E15B2CCD7526279C0E7_label_en-US" xlink:label="lab_us-gaap_MineralIndustriesDisclosuresAbstract_3D74252DB67E1E15B2CCD7526279C0E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Mineral Industries Disclosures [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MineralIndustriesDisclosuresAbstract" xlink:label="loc_us-gaap_MineralIndustriesDisclosuresAbstract_3D74252DB67E1E15B2CCD7526279C0E7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MineralIndustriesDisclosuresAbstract_3D74252DB67E1E15B2CCD7526279C0E7" xlink:to="lab_us-gaap_MineralIndustriesDisclosuresAbstract_3D74252DB67E1E15B2CCD7526279C0E7" xlink:type="arc"/>
<link:label id="lab_srt_ProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTable_DB13DCF054FB9266912ED75262796C32_terseLabel_en-US" xlink:label="lab_srt_ProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTable_DB13DCF054FB9266912ED75262796C32" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proved Developed and Undeveloped Oil and Gas Reserve Quantities [Table] </link:label>
<link:label id="lab_srt_ProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTable_DB13DCF054FB9266912ED75262796C32_label_en-US" xlink:label="lab_srt_ProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTable_DB13DCF054FB9266912ED75262796C32" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proved Developed and Undeveloped Oil and Gas Reserve Quantities [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTable" xlink:label="loc_srt_ProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTable_DB13DCF054FB9266912ED75262796C32" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTable_DB13DCF054FB9266912ED75262796C32" xlink:to="lab_srt_ProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTable_DB13DCF054FB9266912ED75262796C32" xlink:type="arc"/>
<link:label id="lab_srt_ReserveQuantitiesByTypeOfReserveAxis_435E15E5D8FE3DDD74C6D7526279ADFE_terseLabel_en-US" xlink:label="lab_srt_ReserveQuantitiesByTypeOfReserveAxis_435E15E5D8FE3DDD74C6D7526279ADFE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Reserve Quantities by Type of Reserve [Axis] </link:label>
<link:label id="lab_srt_ReserveQuantitiesByTypeOfReserveAxis_435E15E5D8FE3DDD74C6D7526279ADFE_label_en-US" xlink:label="lab_srt_ReserveQuantitiesByTypeOfReserveAxis_435E15E5D8FE3DDD74C6D7526279ADFE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Petroleum Reserves [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ReserveQuantitiesByTypeOfReserveAxis" xlink:label="loc_srt_ReserveQuantitiesByTypeOfReserveAxis_435E15E5D8FE3DDD74C6D7526279ADFE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ReserveQuantitiesByTypeOfReserveAxis_435E15E5D8FE3DDD74C6D7526279ADFE" xlink:to="lab_srt_ReserveQuantitiesByTypeOfReserveAxis_435E15E5D8FE3DDD74C6D7526279ADFE" xlink:type="arc"/>
<link:label id="lab_srt_TypeOfReserveDomain_C3BDEE2CFDC22F9DFB04D75262791522_terseLabel_en-US" xlink:label="lab_srt_TypeOfReserveDomain_C3BDEE2CFDC22F9DFB04D75262791522" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Type of Reserve [Domain] </link:label>
<link:label id="lab_srt_TypeOfReserveDomain_C3BDEE2CFDC22F9DFB04D75262791522_label_en-US" xlink:label="lab_srt_TypeOfReserveDomain_C3BDEE2CFDC22F9DFB04D75262791522" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Type of Reserve [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_TypeOfReserveDomain" xlink:label="loc_srt_TypeOfReserveDomain_C3BDEE2CFDC22F9DFB04D75262791522" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_TypeOfReserveDomain_C3BDEE2CFDC22F9DFB04D75262791522" xlink:to="lab_srt_TypeOfReserveDomain_C3BDEE2CFDC22F9DFB04D75262791522" xlink:type="arc"/>
<link:label id="lab_ceix_AssignedCoalReservesMember_E1192AB662AFF9728E75D7526279262E_terseLabel_en-US" xlink:label="lab_ceix_AssignedCoalReservesMember_E1192AB662AFF9728E75D7526279262E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Assigned coal reserves </link:label>
<link:label id="lab_ceix_AssignedCoalReservesMember_E1192AB662AFF9728E75D7526279262E_label_en-US" xlink:label="lab_ceix_AssignedCoalReservesMember_E1192AB662AFF9728E75D7526279262E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assigned Coal Reserves [Member] </link:label>
<link:label id="lab_ceix_AssignedCoalReservesMember_E1192AB662AFF9728E75D7526279262E_documentation_en-US" xlink:label="lab_ceix_AssignedCoalReservesMember_E1192AB662AFF9728E75D7526279262E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Assigned Coal Reserves [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_AssignedCoalReservesMember" xlink:label="loc_ceix_AssignedCoalReservesMember_E1192AB662AFF9728E75D7526279262E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_AssignedCoalReservesMember_E1192AB662AFF9728E75D7526279262E" xlink:to="lab_ceix_AssignedCoalReservesMember_E1192AB662AFF9728E75D7526279262E" xlink:type="arc"/>
<link:label id="lab_ceix_SteamMember_568D98392958AAA4CB27D752627A3CDF_terseLabel_en-US" xlink:label="lab_ceix_SteamMember_568D98392958AAA4CB27D752627A3CDF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Steam </link:label>
<link:label id="lab_ceix_SteamMember_568D98392958AAA4CB27D752627A3CDF_label_en-US" xlink:label="lab_ceix_SteamMember_568D98392958AAA4CB27D752627A3CDF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Steam [Member] </link:label>
<link:label id="lab_ceix_SteamMember_568D98392958AAA4CB27D752627A3CDF_documentation_en-US" xlink:label="lab_ceix_SteamMember_568D98392958AAA4CB27D752627A3CDF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Steam </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_SteamMember" xlink:label="loc_ceix_SteamMember_568D98392958AAA4CB27D752627A3CDF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_SteamMember_568D98392958AAA4CB27D752627A3CDF" xlink:to="lab_ceix_SteamMember_568D98392958AAA4CB27D752627A3CDF" xlink:type="arc"/>
<link:label id="lab_ceix_MetallurgicalCoalMember_BE7959C6592F436FE1B5D752627A9CDA_terseLabel_en-US" xlink:label="lab_ceix_MetallurgicalCoalMember_BE7959C6592F436FE1B5D752627A9CDA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Metallurgical coal </link:label>
<link:label id="lab_ceix_MetallurgicalCoalMember_BE7959C6592F436FE1B5D752627A9CDA_label_en-US" xlink:label="lab_ceix_MetallurgicalCoalMember_BE7959C6592F436FE1B5D752627A9CDA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Metallurgical Coal [Member] </link:label>
<link:label id="lab_ceix_MetallurgicalCoalMember_BE7959C6592F436FE1B5D752627A9CDA_documentation_en-US" xlink:label="lab_ceix_MetallurgicalCoalMember_BE7959C6592F436FE1B5D752627A9CDA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Metallurgical Coal [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_MetallurgicalCoalMember" xlink:label="loc_ceix_MetallurgicalCoalMember_BE7959C6592F436FE1B5D752627A9CDA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_MetallurgicalCoalMember_BE7959C6592F436FE1B5D752627A9CDA" xlink:to="lab_ceix_MetallurgicalCoalMember_BE7959C6592F436FE1B5D752627A9CDA" xlink:type="arc"/>
<link:label id="lab_srt_ReserveQuantitiesLineItems_B802BCD788C254CD5895D752627A278E_terseLabel_en-US" xlink:label="lab_srt_ReserveQuantitiesLineItems_B802BCD788C254CD5895D752627A278E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Reserve Quantities [Line Items] </link:label>
<link:label id="lab_srt_ReserveQuantitiesLineItems_B802BCD788C254CD5895D752627A278E_label_en-US" xlink:label="lab_srt_ReserveQuantitiesLineItems_B802BCD788C254CD5895D752627A278E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reserve Quantities [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ReserveQuantitiesLineItems" xlink:label="loc_srt_ReserveQuantitiesLineItems_B802BCD788C254CD5895D752627A278E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ReserveQuantitiesLineItems_B802BCD788C254CD5895D752627A278E" xlink:to="lab_srt_ReserveQuantitiesLineItems_B802BCD788C254CD5895D752627A278E" xlink:type="arc"/>
<link:label id="lab_ceix_CoalReserves_D5E33D1305C027055EE7D752627AD29F_terseLabel_en-US" xlink:label="lab_ceix_CoalReserves_D5E33D1305C027055EE7D752627AD29F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Coal reserves </link:label>
<link:label id="lab_ceix_CoalReserves_D5E33D1305C027055EE7D752627AD29F_label_en-US" xlink:label="lab_ceix_CoalReserves_D5E33D1305C027055EE7D752627AD29F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Coal Reserves </link:label>
<link:label id="lab_ceix_CoalReserves_D5E33D1305C027055EE7D752627AD29F_documentation_en-US" xlink:label="lab_ceix_CoalReserves_D5E33D1305C027055EE7D752627AD29F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Coal Reserves </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_CoalReserves" xlink:label="loc_ceix_CoalReserves_D5E33D1305C027055EE7D752627AD29F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_CoalReserves_D5E33D1305C027055EE7D752627AD29F" xlink:to="lab_ceix_CoalReserves_D5E33D1305C027055EE7D752627AD29F" xlink:type="arc"/>
<link:label id="lab_ceix_ProvedUndevelopedReserveMass_33672AFD1D65BC47D901D752627BA1A8_terseLabel_en-US" xlink:label="lab_ceix_ProvedUndevelopedReserveMass_33672AFD1D65BC47D901D752627BA1A8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proved undeveloped reserve (mass) </link:label>
<link:label id="lab_ceix_ProvedUndevelopedReserveMass_33672AFD1D65BC47D901D752627BA1A8_label_en-US" xlink:label="lab_ceix_ProvedUndevelopedReserveMass_33672AFD1D65BC47D901D752627BA1A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proved Undeveloped Reserve (Mass) </link:label>
<link:label id="lab_ceix_ProvedUndevelopedReserveMass_33672AFD1D65BC47D901D752627BA1A8_documentation_en-US" xlink:label="lab_ceix_ProvedUndevelopedReserveMass_33672AFD1D65BC47D901D752627BA1A8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Net quantities of an enterprise's interests in proved undeveloped reserves of either crude oil (including condensate and natural gas liquids), natural gas, synthetic oil and gas, or other renewable natural resource that is intended to be upgraded into synthetic oil and gas as of the beginning and the end of the year. "Net" quantities of reserves include those relating to the enterprise's operating and nonoperating interests in properties. Quantities of reserves relating to royalty interests owned are included in "net" quantities if the necessary information is available to the enterprise. "Net" quantities does not include reserves relating to interests of others in properties owned by the enterprise. The unit of measure for reserve quantities is defined as "barrels" for oil and synthetic oil reserves or "cubic feet" or "cubic meters" for natural gas and synthetic gas reserves. </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_ProvedUndevelopedReserveMass" xlink:label="loc_ceix_ProvedUndevelopedReserveMass_33672AFD1D65BC47D901D752627BA1A8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LeasesAbstract_928B26C5BAEB3A238DC69EC8D4B4AFFF_label_en-US" xlink:label="lab_us-gaap_LeasesAbstract_928B26C5BAEB3A238DC69EC8D4B4AFFF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Leases [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesAbstract" xlink:label="loc_us-gaap_LeasesAbstract_928B26C5BAEB3A238DC69EC8D4B4AFFF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LeasesAbstract_928B26C5BAEB3A238DC69EC8D4B4AFFF" xlink:to="lab_us-gaap_LeasesAbstract_928B26C5BAEB3A238DC69EC8D4B4AFFF" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseRightOfUseAsset_208CD75990B3A721D1329EC8D4B5E2AA_verboseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseRightOfUseAsset_208CD75990B3A721D1329EC8D4B5E2AA" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Operating Lease ROU Assets </link:label>
<link:label id="lab_us-gaap_OperatingLeaseRightOfUseAsset_208CD75990B3A721D1329EC8D4B5E2AA_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseRightOfUseAsset_208CD75990B3A721D1329EC8D4B5E2AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Right-of-Use Asset </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_208CD75990B3A721D1329EC8D4B5E2AA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLeaseLiabilityCurrent_D8D9DC9DE02566394E7F9EC8D4B5A473_verboseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityCurrent_D8D9DC9DE02566394E7F9EC8D4B5A473" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Current: Operating Lease Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_D8D9DC9DE02566394E7F9EC8D4B5A473" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiabilityCurrent_D8D9DC9DE02566394E7F9EC8D4B5A473" xlink:to="lab_us-gaap_OperatingLeaseLiabilityCurrent_D8D9DC9DE02566394E7F9EC8D4B5A473" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_F8683B710C9C40C8E1799EC8D4B5934E_verboseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_F8683B710C9C40C8E1799EC8D4B5934E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Long-Term: Operating Lease Liabilities </link:label>
<link:label id="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_F8683B710C9C40C8E1799EC8D4B5934E_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_F8683B710C9C40C8E1799EC8D4B5934E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Liability, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_F8683B710C9C40C8E1799EC8D4B5934E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLeaseLiability_09B1806BB4A8F038D9609EC8D4B506BF_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiability_09B1806BB4A8F038D9609EC8D4B506BF" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Operating Lease Liabilities </link:label>
<link:label id="lab_us-gaap_OperatingLeaseLiability_09B1806BB4A8F038D9609EC8D4B506BF_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiability_09B1806BB4A8F038D9609EC8D4B506BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Liability </link:label>
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<link:label id="lab_us-gaap_CommonStockSharesIssued_98D44E93C5273106F725D7526462E578_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_98D44E93C5273106F725D7526462E578" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock shares issued (in shares) </link:label>
<link:label id="lab_us-gaap_CommonStockSharesIssued_98D44E93C5273106F725D7526462E578_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_98D44E93C5273106F725D7526462E578" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares, Issued </link:label>
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<link:label id="lab_us-gaap_CommonStockSharesOutstanding_DEDE0A0480218514F968D75264628C62_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_DEDE0A0480218514F968D75264628C62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock shares outstanding (in shares) </link:label>
<link:label id="lab_us-gaap_CommonStockSharesOutstanding_DEDE0A0480218514F968D75264628C62_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_DEDE0A0480218514F968D75264628C62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares, Outstanding </link:label>
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<link:label id="lab_us-gaap_InventoryDisclosureAbstract_92E944A8145F701BD8C7D752638BC01F_label_en-US" xlink:label="lab_us-gaap_InventoryDisclosureAbstract_92E944A8145F701BD8C7D752638BC01F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inventory Disclosure [Abstract] </link:label>
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<link:label id="lab_us-gaap_EnergyRelatedInventoryCoal_6010551A3BB72659DC6FD752638B8504_terseLabel_en-US" xlink:label="lab_us-gaap_EnergyRelatedInventoryCoal_6010551A3BB72659DC6FD752638B8504" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Coal </link:label>
<link:label id="lab_us-gaap_EnergyRelatedInventoryCoal_6010551A3BB72659DC6FD752638B8504_label_en-US" xlink:label="lab_us-gaap_EnergyRelatedInventoryCoal_6010551A3BB72659DC6FD752638B8504" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Energy Related Inventory, Coal </link:label>
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<link:label id="lab_us-gaap_InventorySuppliesNetOfReserves_A1E92557B955A8CA5E08D752638BC26E_terseLabel_en-US" xlink:label="lab_us-gaap_InventorySuppliesNetOfReserves_A1E92557B955A8CA5E08D752638BC26E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Supplies </link:label>
<link:label id="lab_us-gaap_InventorySuppliesNetOfReserves_A1E92557B955A8CA5E08D752638BC26E_label_en-US" xlink:label="lab_us-gaap_InventorySuppliesNetOfReserves_A1E92557B955A8CA5E08D752638BC26E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inventory, Supplies, Net of Reserves </link:label>
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<link:label id="lab_us-gaap_InventoryNet_C7E50C4EBACDF5F43E6DD752638BA557_totalLabel_en-US" xlink:label="lab_us-gaap_InventoryNet_C7E50C4EBACDF5F43E6DD752638BA557" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Inventories </link:label>
<link:label id="lab_us-gaap_InventoryNet_C7E50C4EBACDF5F43E6DD752638BA557_label_en-US" xlink:label="lab_us-gaap_InventoryNet_C7E50C4EBACDF5F43E6DD752638BA557" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inventory, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_C7E50C4EBACDF5F43E6DD752638BA557" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EquityAbstract_0079E029393773F79665E83C31096FF3_label_en-US" xlink:label="lab_us-gaap_EquityAbstract_0079E029393773F79665E83C31096FF3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaap_EquityAbstract_0079E029393773F79665E83C31096FF3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfStockByClassTable_0635218BA9B58CD1E983E83C310982E9_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfStockByClassTable_0635218BA9B58CD1E983E83C310982E9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Stock by Class [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfStockByClassTable_0635218BA9B58CD1E983E83C310982E9_label_en-US" xlink:label="lab_us-gaap_ScheduleOfStockByClassTable_0635218BA9B58CD1E983E83C310982E9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Stock by Class [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfStockByClassTable" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_0635218BA9B58CD1E983E83C310982E9" xlink:type="locator"/>
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<link:label id="lab_ceix_SeniorSecuredSecondLienNotesdue2025Member_D63789BFB0F95F633966E83C310CB5F1_terseLabel_en-US" xlink:label="lab_ceix_SeniorSecuredSecondLienNotesdue2025Member_D63789BFB0F95F633966E83C310CB5F1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Secured Second Lien Notes due 2025 </link:label>
<link:label id="lab_ceix_SeniorSecuredSecondLienNotesdue2025Member_D63789BFB0F95F633966E83C310CB5F1_label_en-US" xlink:label="lab_ceix_SeniorSecuredSecondLienNotesdue2025Member_D63789BFB0F95F633966E83C310CB5F1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Secured Second Lien Notes due 2025 [Member] </link:label>
<link:label id="lab_ceix_SeniorSecuredSecondLienNotesdue2025Member_D63789BFB0F95F633966E83C310CB5F1_documentation_en-US" xlink:label="lab_ceix_SeniorSecuredSecondLienNotesdue2025Member_D63789BFB0F95F633966E83C310CB5F1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Secured Second Lien Notes due 2025 [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_SeniorSecuredSecondLienNotesdue2025Member" xlink:label="loc_ceix_SeniorSecuredSecondLienNotesdue2025Member_D63789BFB0F95F633966E83C310CB5F1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SeniorNotesMember_79A3CD2A591A27A6600DE83C310D159A_terseLabel_en-US" xlink:label="lab_us-gaap_SeniorNotesMember_79A3CD2A591A27A6600DE83C310D159A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes </link:label>
<link:label id="lab_us-gaap_SeniorNotesMember_79A3CD2A591A27A6600DE83C310D159A_label_en-US" xlink:label="lab_us-gaap_SeniorNotesMember_79A3CD2A591A27A6600DE83C310D159A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes [Member] </link:label>
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<link:label id="lab_us-gaap_ClassOfStockLineItems_8404D472749037C3B40AE83C310DE6B8_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfStockLineItems_8404D472749037C3B40AE83C310DE6B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Class of Stock [Line Items] </link:label>
<link:label id="lab_us-gaap_ClassOfStockLineItems_8404D472749037C3B40AE83C310DE6B8_label_en-US" xlink:label="lab_us-gaap_ClassOfStockLineItems_8404D472749037C3B40AE83C310DE6B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Stock [Line Items] </link:label>
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<link:label id="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_EED6CBADEE9CD400656FE83C310E12AA_terseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_EED6CBADEE9CD400656FE83C310E12AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Aggregate authorized amount </link:label>
<link:label id="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_EED6CBADEE9CD400656FE83C310E12AA_label_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_EED6CBADEE9CD400656FE83C310E12AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Repurchase Program, Authorized Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockRepurchaseProgramAuthorizedAmount1" xlink:label="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_EED6CBADEE9CD400656FE83C310E12AA" xlink:type="locator"/>
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<link:label id="lab_ceix_StockandDebtRepurchaseProgramAuthorizedAmount_B446C2BB8DFE7554195EE83C310EE682_terseLabel_en-US" xlink:label="lab_ceix_StockandDebtRepurchaseProgramAuthorizedAmount_B446C2BB8DFE7554195EE83C310EE682" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock and debt repurchase authorized amount </link:label>
<link:label id="lab_ceix_StockandDebtRepurchaseProgramAuthorizedAmount_B446C2BB8DFE7554195EE83C310EE682_label_en-US" xlink:label="lab_ceix_StockandDebtRepurchaseProgramAuthorizedAmount_B446C2BB8DFE7554195EE83C310EE682" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock and Debt Repurchase Program, Authorized Amount </link:label>
<link:label id="lab_ceix_StockandDebtRepurchaseProgramAuthorizedAmount_B446C2BB8DFE7554195EE83C310EE682_documentation_en-US" xlink:label="lab_ceix_StockandDebtRepurchaseProgramAuthorizedAmount_B446C2BB8DFE7554195EE83C310EE682" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Stock and Debt Repurchase Program, Authorized Amount </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_StockandDebtRepurchaseProgramAuthorizedAmount" xlink:label="loc_ceix_StockandDebtRepurchaseProgramAuthorizedAmount_B446C2BB8DFE7554195EE83C310EE682" xlink:type="locator"/>
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<link:label id="lab_ceix_StockandDebtRepurchaseProgramRestrictedAuthorizedAmount_20B07719A94CF6588A9AE83C310ED0B6_documentation_en-US" xlink:label="lab_ceix_StockandDebtRepurchaseProgramRestrictedAuthorizedAmount_20B07719A94CF6588A9AE83C310ED0B6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Stock and Debt Repurchase Program, Restricted Authorized Amount </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_StockandDebtRepurchaseProgramRestrictedAuthorizedAmount" xlink:label="loc_ceix_StockandDebtRepurchaseProgramRestrictedAuthorizedAmount_20B07719A94CF6588A9AE83C310ED0B6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_4179EEB4B508DAA1F59DE83C310E5958_verboseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_4179EEB4B508DAA1F59DE83C310E5958" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Shares repurchased and retired </link:label>
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<link:label id="lab_us-gaap_AccretionExpense_753CE892893DCBE9388CCFD02EC5B5F9_terseLabel_en-US" xlink:label="lab_us-gaap_AccretionExpense_753CE892893DCBE9388CCFD02EC5B5F9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accretion Expense </link:label>
<link:label id="lab_us-gaap_AccretionExpense_753CE892893DCBE9388CCFD02EC5B5F9_label_en-US" xlink:label="lab_us-gaap_AccretionExpense_753CE892893DCBE9388CCFD02EC5B5F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accretion Expense </link:label>
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<link:label id="lab_us-gaap_AssetRetirementObligationCashPaidToSettle_515A78E7539E58A9FBB6CFD02EC60ABB_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationCashPaidToSettle_515A78E7539E58A9FBB6CFD02EC60ABB" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Payments </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationCashPaidToSettle_515A78E7539E58A9FBB6CFD02EC60ABB_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationCashPaidToSettle_515A78E7539E58A9FBB6CFD02EC60ABB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Cash Paid to Settle </link:label>
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<link:label id="lab_us-gaap_AssetRetirementObligation_6FCE263E658530C6B0EFCFD02EC6BD17_periodEndLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligation_6FCE263E658530C6B0EFCFD02EC6BD17" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Balance at End of Period </link:label>
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<link:label id="lab_us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock_AD9B14EA73785CDB8849D75262A6651D_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock_AD9B14EA73785CDB8849D75262A6651D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Nonvested Restricted Stock Units and Fair Value </link:label>
<link:label id="lab_us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock_AD9B14EA73785CDB8849D75262A6651D_label_en-US" xlink:label="lab_us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock_AD9B14EA73785CDB8849D75262A6651D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Nonvested Restricted Stock Units Activity [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock_433D4971984B87D19554D75262A7AE71_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock_433D4971984B87D19554D75262A7AE71" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Nonvested Performance Share Units and Fair Value </link:label>
<link:label id="lab_us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock_433D4971984B87D19554D75262A7AE71_label_en-US" xlink:label="lab_us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock_433D4971984B87D19554D75262A7AE71" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Nonvested Performance-based Units Activity [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear_D861843797F8404D1B46217433605CC0_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear_D861843797F8404D1B46217433605CC0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Health care cost trend rate for next year (as a percent) </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear" xlink:label="loc_us-gaap_DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear_D861843797F8404D1B46217433605CC0" xlink:type="locator"/>
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<link:label id="lab_srt_CondensedStatementOfComprehensiveIncomeTable_A1F585853DB4B4FD76783ADED853A375_terseLabel_en-US" xlink:label="lab_srt_CondensedStatementOfComprehensiveIncomeTable_A1F585853DB4B4FD76783ADED853A375" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Condensed Statement of Comprehensive Income [Table] </link:label>
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<link:label id="lab_srt_ConsolidationItemsAxis_E1A3D5E0BF447D8DAEE03ADED8558F69_terseLabel_en-US" xlink:label="lab_srt_ConsolidationItemsAxis_E1A3D5E0BF447D8DAEE03ADED8558F69" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Axis] </link:label>
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<link:label id="lab_ceix_OperatingAndOtherCostsMember_033FA2B3A0E6699836E9D75266E2D94E_terseLabel_en-US" xlink:label="lab_ceix_OperatingAndOtherCostsMember_033FA2B3A0E6699836E9D75266E2D94E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating and Other Costs </link:label>
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<link:label id="lab_us-gaap_MajorityShareholderMember_881BE66C58C13DE208EAD75266E3E241_label_en-US" xlink:label="lab_us-gaap_MajorityShareholderMember_881BE66C58C13DE208EAD75266E3E241" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Majority Shareholder [Member] </link:label>
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<link:label id="lab_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_FB6D9C7190D6CB5E2EB0D75266E9DD67_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_FB6D9C7190D6CB5E2EB0D75266E9DD67" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total Services from CONSOL Energy </link:label>
<link:label id="lab_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_FB6D9C7190D6CB5E2EB0D75266E9DD67_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_FB6D9C7190D6CB5E2EB0D75266E9DD67" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transaction, Expenses from Transactions with Related Party </link:label>
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<link:label id="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_A274A271CEACFD97D45DD752659BD760_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_A274A271CEACFD97D45DD752659BD760" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue by Major Source </link:label>
<link:label id="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_A274A271CEACFD97D45DD752659BD760_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_A274A271CEACFD97D45DD752659BD760" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_DeferredTaxAssetsValuationAllowance_ADD65180F50C8270B5B3E83C30CD5E2C_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsValuationAllowance_ADD65180F50C8270B5B3E83C30CD5E2C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Valuation allowance </link:label>
<link:label id="lab_us-gaap_DeferredTaxAssetsValuationAllowance_ADD65180F50C8270B5B3E83C30CD5E2C_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsValuationAllowance_ADD65180F50C8270B5B3E83C30CD5E2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets, Valuation Allowance </link:label>
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<link:label id="lab_us-gaap_TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense_F528A12CEA00DE127BAAE85E05655631_terseLabel_en-US" xlink:label="lab_us-gaap_TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense_F528A12CEA00DE127BAAE85E05655631" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Effect of change in U.S. tax law </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense" xlink:label="loc_us-gaap_TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense_F528A12CEA00DE127BAAE85E05655631" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate_A659485699B646E09289E83C30CE2327_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate_A659485699B646E09289E83C30CE2327" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Effect of change in U.S. tax law </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate" xlink:label="loc_us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate_A659485699B646E09289E83C30CE2327" xlink:type="locator"/>
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<link:label id="lab_ceix_LongTermDisabilityMember_06CCE328D7295B831F560D7BFD20FD50_terseLabel_en-US" xlink:label="lab_ceix_LongTermDisabilityMember_06CCE328D7295B831F560D7BFD20FD50" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-Term Disability </link:label>
<link:label id="lab_ceix_LongTermDisabilityMember_06CCE328D7295B831F560D7BFD20FD50_label_en-US" xlink:label="lab_ceix_LongTermDisabilityMember_06CCE328D7295B831F560D7BFD20FD50" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long term disability [Member] </link:label>
<link:label id="lab_ceix_LongTermDisabilityMember_06CCE328D7295B831F560D7BFD20FD50_documentation_en-US" xlink:label="lab_ceix_LongTermDisabilityMember_06CCE328D7295B831F560D7BFD20FD50" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Long term disability [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_LongTermDisabilityMember" xlink:label="loc_ceix_LongTermDisabilityMember_06CCE328D7295B831F560D7BFD20FD50" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_4A7DB47A838DD5F69B6E0D7BFD213419_verboseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_4A7DB47A838DD5F69B6E0D7BFD213419" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Net periodic benefit costs </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_4A7DB47A838DD5F69B6E0D7BFD213419" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_0FC1B1BD2EFBC085D30E0D7BFD2157A9_verboseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_0FC1B1BD2EFBC085D30E0D7BFD2157A9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Discount rate (as a percent) </link:label>
<link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_0FC1B1BD2EFBC085D30E0D7BFD2157A9_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_0FC1B1BD2EFBC085D30E0D7BFD2157A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_0FC1B1BD2EFBC085D30E0D7BFD2157A9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_MineDevelopmentMember_BAD26FB0907FCED514FE9EC8D4ACE057_verboseLabel_en-US" xlink:label="lab_us-gaap_MineDevelopmentMember_BAD26FB0907FCED514FE9EC8D4ACE057" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Mining equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MineDevelopmentMember" xlink:label="loc_us-gaap_MineDevelopmentMember_BAD26FB0907FCED514FE9EC8D4ACE057" xlink:type="locator"/>
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<link:label id="lab_ceix_FinanceLeaseAbstract_9B8008DDD922ECB301479EC8D4AC5866_terseLabel_en-US" xlink:label="lab_ceix_FinanceLeaseAbstract_9B8008DDD922ECB301479EC8D4AC5866" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finance </link:label>
<link:label id="lab_ceix_FinanceLeaseAbstract_9B8008DDD922ECB301479EC8D4AC5866_label_en-US" xlink:label="lab_ceix_FinanceLeaseAbstract_9B8008DDD922ECB301479EC8D4AC5866" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease [Abstract] </link:label>
<link:label id="lab_ceix_FinanceLeaseAbstract_9B8008DDD922ECB301479EC8D4AC5866_documentation_en-US" xlink:label="lab_ceix_FinanceLeaseAbstract_9B8008DDD922ECB301479EC8D4AC5866" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Finance Lease [Abstract] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_FinanceLeaseAbstract" xlink:label="loc_ceix_FinanceLeaseAbstract_9B8008DDD922ECB301479EC8D4AC5866" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_90BF81107E4F089D6DF79EC8D4AD4719_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_90BF81107E4F089D6DF79EC8D4AD4719" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2020 </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_90BF81107E4F089D6DF79EC8D4AD4719_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_90BF81107E4F089D6DF79EC8D4AD4719" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Payments, Due Next Twelve Months </link:label>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_519FCA7BB10FDCD98B229EC8D4AD8B1D_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_519FCA7BB10FDCD98B229EC8D4AD8B1D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2021 </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_519FCA7BB10FDCD98B229EC8D4AD8B1D_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_519FCA7BB10FDCD98B229EC8D4AD8B1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Payments, Due Year Two </link:label>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_97D5314E1A28369D22189EC8D4ADA3C2_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_97D5314E1A28369D22189EC8D4ADA3C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2022 </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_97D5314E1A28369D22189EC8D4ADA3C2_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_97D5314E1A28369D22189EC8D4ADA3C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Payments, Due Year Three </link:label>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_75D683191EB165A2AB6E9EC8D4AD2B2D_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_75D683191EB165A2AB6E9EC8D4AD2B2D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2023 </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_75D683191EB165A2AB6E9EC8D4AD2B2D_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_75D683191EB165A2AB6E9EC8D4AD2B2D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Payments, Due Year Four </link:label>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_2BB7DFED091F99BFF89D9EC8D4AD7F3B_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_2BB7DFED091F99BFF89D9EC8D4AD7F3B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2024 </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_2BB7DFED091F99BFF89D9EC8D4AD7F3B_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_2BB7DFED091F99BFF89D9EC8D4AD7F3B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Payments, Due Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_2BB7DFED091F99BFF89D9EC8D4AD7F3B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_04738224BF0404C862999EC8D4AE116A_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_04738224BF0404C862999EC8D4AE116A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Thereafter </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_04738224BF0404C862999EC8D4AE116A_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_04738224BF0404C862999EC8D4AE116A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Payments, Due after Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_04738224BF0404C862999EC8D4AE116A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_04738224BF0404C862999EC8D4AE116A" xlink:to="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_04738224BF0404C862999EC8D4AE116A" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDue_45AD7AA1C4014673C9459EC8D4AEE854_totalLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDue_45AD7AA1C4014673C9459EC8D4AEE854" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total minimum lease payments </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDue_45AD7AA1C4014673C9459EC8D4AEE854_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDue_45AD7AA1C4014673C9459EC8D4AEE854" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Payment, Due </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_45AD7AA1C4014673C9459EC8D4AEE854" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_45AD7AA1C4014673C9459EC8D4AEE854" xlink:to="lab_us-gaap_FinanceLeaseLiabilityPaymentsDue_45AD7AA1C4014673C9459EC8D4AEE854" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_F61B95A9D736171CA5089EC8D4AECA7A_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_F61B95A9D736171CA5089EC8D4AECA7A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Less amount representing interest </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_F61B95A9D736171CA5089EC8D4AECA7A_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_F61B95A9D736171CA5089EC8D4AECA7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Undiscounted Excess Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount" xlink:label="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_F61B95A9D736171CA5089EC8D4AECA7A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_F61B95A9D736171CA5089EC8D4AECA7A" xlink:to="lab_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_F61B95A9D736171CA5089EC8D4AECA7A" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinanceLeaseLiability_27B0143C7FDE6B16AD6F9EC8D4AE44C1_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiability_27B0143C7FDE6B16AD6F9EC8D4AE44C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Present value of minimum lease payments </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiability_27B0143C7FDE6B16AD6F9EC8D4AE44C1_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiability_27B0143C7FDE6B16AD6F9EC8D4AE44C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="loc_us-gaap_FinanceLeaseLiability_27B0143C7FDE6B16AD6F9EC8D4AE44C1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeaseLiability_27B0143C7FDE6B16AD6F9EC8D4AE44C1" xlink:to="lab_us-gaap_FinanceLeaseLiability_27B0143C7FDE6B16AD6F9EC8D4AE44C1" xlink:type="arc"/>
<link:label id="lab_ceix_OperatingLeaseAbstract_C332E24CB934A5D306389EC8D4AE2E22_terseLabel_en-US" xlink:label="lab_ceix_OperatingLeaseAbstract_C332E24CB934A5D306389EC8D4AE2E22" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating </link:label>
<link:label id="lab_ceix_OperatingLeaseAbstract_C332E24CB934A5D306389EC8D4AE2E22_label_en-US" xlink:label="lab_ceix_OperatingLeaseAbstract_C332E24CB934A5D306389EC8D4AE2E22" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease [Abstract] </link:label>
<link:label id="lab_ceix_OperatingLeaseAbstract_C332E24CB934A5D306389EC8D4AE2E22_documentation_en-US" xlink:label="lab_ceix_OperatingLeaseAbstract_C332E24CB934A5D306389EC8D4AE2E22" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Operating Lease [Abstract] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_OperatingLeaseAbstract" xlink:label="loc_ceix_OperatingLeaseAbstract_C332E24CB934A5D306389EC8D4AE2E22" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_OperatingLeaseAbstract_C332E24CB934A5D306389EC8D4AE2E22" xlink:to="lab_ceix_OperatingLeaseAbstract_C332E24CB934A5D306389EC8D4AE2E22" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_A5095013DA0E8D1BFF9C9EC8D4AEDCE7_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_A5095013DA0E8D1BFF9C9EC8D4AEDCE7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2020 </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_A5095013DA0E8D1BFF9C9EC8D4AEDCE7_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_A5095013DA0E8D1BFF9C9EC8D4AEDCE7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_A5095013DA0E8D1BFF9C9EC8D4AEDCE7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_A5095013DA0E8D1BFF9C9EC8D4AEDCE7" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_A5095013DA0E8D1BFF9C9EC8D4AEDCE7" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_97A0568F385E22B96A9E9EC8D4AF38B9_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_97A0568F385E22B96A9E9EC8D4AF38B9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2021 </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_97A0568F385E22B96A9E9EC8D4AF38B9_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_97A0568F385E22B96A9E9EC8D4AF38B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due Year Two </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_97A0568F385E22B96A9E9EC8D4AF38B9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_97A0568F385E22B96A9E9EC8D4AF38B9" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_97A0568F385E22B96A9E9EC8D4AF38B9" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_CC776DCB3B7B7F81D18E9EC8D4AFBFB6_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_CC776DCB3B7B7F81D18E9EC8D4AFBFB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2022 </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_CC776DCB3B7B7F81D18E9EC8D4AFBFB6_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_CC776DCB3B7B7F81D18E9EC8D4AFBFB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due Year Three </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_CC776DCB3B7B7F81D18E9EC8D4AFBFB6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_CC776DCB3B7B7F81D18E9EC8D4AFBFB6" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_CC776DCB3B7B7F81D18E9EC8D4AFBFB6" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_D084168F5711985F37A89EC8D4AF221F_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_D084168F5711985F37A89EC8D4AF221F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2023 </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_D084168F5711985F37A89EC8D4AF221F_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_D084168F5711985F37A89EC8D4AF221F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due Year Four </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_D084168F5711985F37A89EC8D4AF221F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_D084168F5711985F37A89EC8D4AF221F" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_D084168F5711985F37A89EC8D4AF221F" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_780BBA1F354A43FC86E59EC8D4AFECDA_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_780BBA1F354A43FC86E59EC8D4AFECDA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2024 </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_780BBA1F354A43FC86E59EC8D4AFECDA_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_780BBA1F354A43FC86E59EC8D4AFECDA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_780BBA1F354A43FC86E59EC8D4AFECDA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_780BBA1F354A43FC86E59EC8D4AFECDA" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_780BBA1F354A43FC86E59EC8D4AFECDA" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_F2EC02E468018F3D3F889EC8D4AF05FC_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_F2EC02E468018F3D3F889EC8D4AF05FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Thereafter </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_F2EC02E468018F3D3F889EC8D4AF05FC_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_F2EC02E468018F3D3F889EC8D4AF05FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due after Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_F2EC02E468018F3D3F889EC8D4AF05FC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_F2EC02E468018F3D3F889EC8D4AF05FC" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_F2EC02E468018F3D3F889EC8D4AF05FC" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_ABD5574A8964F6F8A8889EC8D4AF9FCF_totalLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_ABD5574A8964F6F8A8889EC8D4AF9FCF" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total minimum lease payments </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_ABD5574A8964F6F8A8889EC8D4AF9FCF_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_ABD5574A8964F6F8A8889EC8D4AF9FCF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_ABD5574A8964F6F8A8889EC8D4AF9FCF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_885F5AB308042DC894689EC8D4B09E92_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_885F5AB308042DC894689EC8D4B09E92" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Less amount representing interest </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_885F5AB308042DC894689EC8D4B09E92_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_885F5AB308042DC894689EC8D4B09E92" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Undiscounted Excess Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_885F5AB308042DC894689EC8D4B09E92" xlink:type="locator"/>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaap_OperatingLeaseLiability_B8235488B1DF415F5AEB9EC8D4B0EB4A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfGuaranteeObligationsTable_F0D7EE5E7855366C6888D75266A9CE33_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfGuaranteeObligationsTable_F0D7EE5E7855366C6888D75266A9CE33" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Guarantor Obligations [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfGuaranteeObligationsTable_F0D7EE5E7855366C6888D75266A9CE33_label_en-US" xlink:label="lab_us-gaap_ScheduleOfGuaranteeObligationsTable_F0D7EE5E7855366C6888D75266A9CE33" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Guarantor Obligations [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfGuaranteeObligationsTable" xlink:label="loc_us-gaap_ScheduleOfGuaranteeObligationsTable_F0D7EE5E7855366C6888D75266A9CE33" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GuaranteeObligationsByNatureAxis_C82F118F3DF893983AEDD75266A94E06_terseLabel_en-US" xlink:label="lab_us-gaap_GuaranteeObligationsByNatureAxis_C82F118F3DF893983AEDD75266A94E06" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Guarantor Obligations, Nature [Axis] </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GuaranteeObligationsByNatureAxis" xlink:label="loc_us-gaap_GuaranteeObligationsByNatureAxis_C82F118F3DF893983AEDD75266A94E06" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GuaranteeObligationsNatureDomain_037DCA300D792DEA486FD75266AA201C_terseLabel_en-US" xlink:label="lab_us-gaap_GuaranteeObligationsNatureDomain_037DCA300D792DEA486FD75266AA201C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Guarantor Obligations, Nature [Domain] </link:label>
<link:label id="lab_us-gaap_GuaranteeObligationsNatureDomain_037DCA300D792DEA486FD75266AA201C_label_en-US" xlink:label="lab_us-gaap_GuaranteeObligationsNatureDomain_037DCA300D792DEA486FD75266AA201C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Guarantor Obligations, Nature [Domain] </link:label>
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<link:label id="lab_us-gaap_StandbyLettersOfCreditMember_F60F7F5EDA30ACDC951FD75266AAB399_terseLabel_en-US" xlink:label="lab_us-gaap_StandbyLettersOfCreditMember_F60F7F5EDA30ACDC951FD75266AAB399" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Letters of Credit </link:label>
<link:label id="lab_us-gaap_StandbyLettersOfCreditMember_F60F7F5EDA30ACDC951FD75266AAB399_label_en-US" xlink:label="lab_us-gaap_StandbyLettersOfCreditMember_F60F7F5EDA30ACDC951FD75266AAB399" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Standby Letters of Credit [Member] </link:label>
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<link:label id="lab_us-gaap_SuretyBondMember_098FE9E16BCC033EAD9DD75266AA9B69_terseLabel_en-US" xlink:label="lab_us-gaap_SuretyBondMember_098FE9E16BCC033EAD9DD75266AA9B69" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Surety Bonds </link:label>
<link:label id="lab_us-gaap_SuretyBondMember_098FE9E16BCC033EAD9DD75266AA9B69_label_en-US" xlink:label="lab_us-gaap_SuretyBondMember_098FE9E16BCC033EAD9DD75266AA9B69" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Surety Bond [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SuretyBondMember" xlink:label="loc_us-gaap_SuretyBondMember_098FE9E16BCC033EAD9DD75266AA9B69" xlink:type="locator"/>
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<link:label id="lab_ceix_OtherGuaranteeObligationsMember_923895143F438D552830D75266AB3583_terseLabel_en-US" xlink:label="lab_ceix_OtherGuaranteeObligationsMember_923895143F438D552830D75266AB3583" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Guarantees </link:label>
<link:label id="lab_ceix_OtherGuaranteeObligationsMember_923895143F438D552830D75266AB3583_label_en-US" xlink:label="lab_ceix_OtherGuaranteeObligationsMember_923895143F438D552830D75266AB3583" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Guarantee Obligations [Member] </link:label>
<link:label id="lab_ceix_OtherGuaranteeObligationsMember_923895143F438D552830D75266AB3583_documentation_en-US" xlink:label="lab_ceix_OtherGuaranteeObligationsMember_923895143F438D552830D75266AB3583" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Other Guarantee Obligations [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_OtherGuaranteeObligationsMember" xlink:label="loc_ceix_OtherGuaranteeObligationsMember_923895143F438D552830D75266AB3583" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_AEC65B213588933DBBCAD75266ABFBA8_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_AEC65B213588933DBBCAD75266ABFBA8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss Contingency Nature [Axis] </link:label>
<link:label id="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_AEC65B213588933DBBCAD75266ABFBA8_label_en-US" xlink:label="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_AEC65B213588933DBBCAD75266ABFBA8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Contingency Nature [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis" xlink:label="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_AEC65B213588933DBBCAD75266ABFBA8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LossContingencyNatureDomain_BCF667F7F95BBD9455FDD75266ABA287_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyNatureDomain_BCF667F7F95BBD9455FDD75266ABA287" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss Contingency, Nature [Domain] </link:label>
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<link:label id="lab_ceix_EmployeeRelatedCommitmentMember_8627E93EDFEEE90B4E63D75266AB4E39_terseLabel_en-US" xlink:label="lab_ceix_EmployeeRelatedCommitmentMember_8627E93EDFEEE90B4E63D75266AB4E39" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employee-Related </link:label>
<link:label id="lab_ceix_EmployeeRelatedCommitmentMember_8627E93EDFEEE90B4E63D75266AB4E39_label_en-US" xlink:label="lab_ceix_EmployeeRelatedCommitmentMember_8627E93EDFEEE90B4E63D75266AB4E39" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee-Related Commitment [Member] </link:label>
<link:label id="lab_ceix_EmployeeRelatedCommitmentMember_8627E93EDFEEE90B4E63D75266AB4E39_documentation_en-US" xlink:label="lab_ceix_EmployeeRelatedCommitmentMember_8627E93EDFEEE90B4E63D75266AB4E39" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Employee-Related Commitment [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_EmployeeRelatedCommitmentMember" xlink:label="loc_ceix_EmployeeRelatedCommitmentMember_8627E93EDFEEE90B4E63D75266AB4E39" xlink:type="locator"/>
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<link:label id="lab_ceix_EnvironmentalCommitmentMember_7BA4FDF69408869D03B2D75266AC0283_terseLabel_en-US" xlink:label="lab_ceix_EnvironmentalCommitmentMember_7BA4FDF69408869D03B2D75266AC0283" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Environmental </link:label>
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<link:loc xlink:href="ceix-20191231.xsd#ceix_EnvironmentalCommitmentMember" xlink:label="loc_ceix_EnvironmentalCommitmentMember_7BA4FDF69408869D03B2D75266AC0283" xlink:type="locator"/>
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<link:label id="lab_ceix_OtherCommitmentMember_01B06A5CE9D54D6676D7D75266ACF866_terseLabel_en-US" xlink:label="lab_ceix_OtherCommitmentMember_01B06A5CE9D54D6676D7D75266ACF866" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
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<link:loc xlink:href="ceix-20191231.xsd#ceix_OtherCommitmentMember" xlink:label="loc_ceix_OtherCommitmentMember_01B06A5CE9D54D6676D7D75266ACF866" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GuaranteeObligationsLineItems_3B6F7251B06CD8AD0BF2D75266AC5024_terseLabel_en-US" xlink:label="lab_us-gaap_GuaranteeObligationsLineItems_3B6F7251B06CD8AD0BF2D75266AC5024" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Guarantor Obligations [Line Items] </link:label>
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<link:label id="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinNextTwelveMonths_3A9ACD68F8E47A14DEDDD75266B2C7BF_terseLabel_en-US" xlink:label="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinNextTwelveMonths_3A9ACD68F8E47A14DEDDD75266B2C7BF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Less Than 1 Year </link:label>
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<link:label id="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinSecondandThirdYear_3FE006271F4C3F72C4D6D75266B2C040_terseLabel_en-US" xlink:label="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinSecondandThirdYear_3FE006271F4C3F72C4D6D75266B2C040" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 1-3 Years </link:label>
<link:label id="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinSecondandThirdYear_3FE006271F4C3F72C4D6D75266B2C040_label_en-US" xlink:label="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinSecondandThirdYear_3FE006271F4C3F72C4D6D75266B2C040" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Guarantor Obligations, Maximum Exposure, Undiscounted, Due in Second and Third Year </link:label>
<link:label id="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinSecondandThirdYear_3FE006271F4C3F72C4D6D75266B2C040_documentation_en-US" xlink:label="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinSecondandThirdYear_3FE006271F4C3F72C4D6D75266B2C040" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Guarantor Obligations, Maximum Exposure, Undiscounted, Due in Second and Third Year </link:label>
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<link:label id="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinFourthandFifthYear_BB3A9B024D90264127E2D75266B26A44_terseLabel_en-US" xlink:label="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinFourthandFifthYear_BB3A9B024D90264127E2D75266B26A44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 3-5 Years </link:label>
<link:label id="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinFourthandFifthYear_BB3A9B024D90264127E2D75266B26A44_label_en-US" xlink:label="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinFourthandFifthYear_BB3A9B024D90264127E2D75266B26A44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Guarantor Obligations, Maximum Exposure, Undiscounted, Due in Fourth and Fifth Year </link:label>
<link:label id="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinFourthandFifthYear_BB3A9B024D90264127E2D75266B26A44_documentation_en-US" xlink:label="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueinFourthandFifthYear_BB3A9B024D90264127E2D75266B26A44" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Guarantor Obligations, Maximum Exposure, Undiscounted, Due in Fourth and Fifth Year </link:label>
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<link:label id="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueafterFifthYear_7F41FD1A0A718DA2CF7DD75266B39D7C_terseLabel_en-US" xlink:label="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueafterFifthYear_7F41FD1A0A718DA2CF7DD75266B39D7C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Beyond 5 Years </link:label>
<link:label id="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueafterFifthYear_7F41FD1A0A718DA2CF7DD75266B39D7C_label_en-US" xlink:label="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueafterFifthYear_7F41FD1A0A718DA2CF7DD75266B39D7C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Guarantor Obligations, Maximum Exposure, Undiscounted, Due after Fifth Year </link:label>
<link:label id="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueafterFifthYear_7F41FD1A0A718DA2CF7DD75266B39D7C_documentation_en-US" xlink:label="lab_ceix_GuarantorObligationsMaximumExposureUndiscountedDueafterFifthYear_7F41FD1A0A718DA2CF7DD75266B39D7C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Guarantor Obligations, Maximum Exposure, Undiscounted, Due after Fifth Year </link:label>
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<link:label id="lab_us-gaap_BuildingAndBuildingImprovementsMember_3BC3A4C21E4F3C1EDB96C4B1A6DE5B52_terseLabel_en-US" xlink:label="lab_us-gaap_BuildingAndBuildingImprovementsMember_3BC3A4C21E4F3C1EDB96C4B1A6DE5B52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Buildings and improvements </link:label>
<link:label id="lab_us-gaap_BuildingAndBuildingImprovementsMember_3BC3A4C21E4F3C1EDB96C4B1A6DE5B52_label_en-US" xlink:label="lab_us-gaap_BuildingAndBuildingImprovementsMember_3BC3A4C21E4F3C1EDB96C4B1A6DE5B52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Building and Building Improvements [Member] </link:label>
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<link:label id="lab_us-gaap_MachineryAndEquipmentMember_3D25A0FF5368127CD899C4B1A6DE603A_terseLabel_en-US" xlink:label="lab_us-gaap_MachineryAndEquipmentMember_3D25A0FF5368127CD899C4B1A6DE603A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Machinery and equipment </link:label>
<link:label id="lab_us-gaap_MachineryAndEquipmentMember_3D25A0FF5368127CD899C4B1A6DE603A_label_en-US" xlink:label="lab_us-gaap_MachineryAndEquipmentMember_3D25A0FF5368127CD899C4B1A6DE603A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Machinery and Equipment [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MachineryAndEquipmentMember" xlink:label="loc_us-gaap_MachineryAndEquipmentMember_3D25A0FF5368127CD899C4B1A6DE603A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_EF5621BE7B4318C050F4C4B1A6E03C08_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_EF5621BE7B4318C050F4C4B1A6E03C08" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated useful life </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_EF5621BE7B4318C050F4C4B1A6E03C08_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_EF5621BE7B4318C050F4C4B1A6E03C08" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Useful Life </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_EF5621BE7B4318C050F4C4B1A6E03C08" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfGuaranteeObligationsTextBlock_E5AA4AD8D1663A7CB738D7526270FB09_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfGuaranteeObligationsTextBlock_E5AA4AD8D1663A7CB738D7526270FB09" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Commitment Expiration </link:label>
<link:label id="lab_us-gaap_ScheduleOfGuaranteeObligationsTextBlock_E5AA4AD8D1663A7CB738D7526270FB09_label_en-US" xlink:label="lab_us-gaap_ScheduleOfGuaranteeObligationsTextBlock_E5AA4AD8D1663A7CB738D7526270FB09" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Guarantor Obligations [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfGuaranteeObligationsTextBlock" xlink:label="loc_us-gaap_ScheduleOfGuaranteeObligationsTextBlock_E5AA4AD8D1663A7CB738D7526270FB09" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ReservesReportedToOtherAgenciesTextBlock_6240D0DBCB52D26F57DFD75264AE9C05_terseLabel_en-US" xlink:label="lab_us-gaap_ReservesReportedToOtherAgenciesTextBlock_6240D0DBCB52D26F57DFD75264AE9C05" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Proven and Probable Reserves Rollforward </link:label>
<link:label id="lab_us-gaap_ReservesReportedToOtherAgenciesTextBlock_6240D0DBCB52D26F57DFD75264AE9C05_label_en-US" xlink:label="lab_us-gaap_ReservesReportedToOtherAgenciesTextBlock_6240D0DBCB52D26F57DFD75264AE9C05" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reserves Reported to Other Agencies [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear_1B77622621986F2CFE84D75266616DA3_negatedLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear_1B77622621986F2CFE84D75266616DA3" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Actuarial loss (gain) recognition </link:label>
<link:label id="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear_1B77622621986F2CFE84D75266616DA3_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear_1B77622621986F2CFE84D75266616DA3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Expected Amortization of Gain (Loss), Next Fiscal Year </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear_1B77622621986F2CFE84D75266616DA3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_512C59719D1D15618077D75266D696E6_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_512C59719D1D15618077D75266D696E6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Industry Segment Results </link:label>
<link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_512C59719D1D15618077D75266D696E6_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_512C59719D1D15618077D75266D696E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Segment Reporting Information, by Segment [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfRevenueByMajorCustomersByReportingSegmentsTableTextBlock_32476386779DD68F1054D75266D6232B_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRevenueByMajorCustomersByReportingSegmentsTableTextBlock_32476386779DD68F1054D75266D6232B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Segment Revenues from Major Customers </link:label>
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<link:label id="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_BDAABD9E92C9419F5E98D75266D7458C_terseLabel_en-US" xlink:label="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_BDAABD9E92C9419F5E98D75266D7458C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Revenue and Other Income </link:label>
<link:label id="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_BDAABD9E92C9419F5E98D75266D7458C_label_en-US" xlink:label="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_BDAABD9E92C9419F5E98D75266D7458C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reconciliation of Revenue from Segments to Consolidated [Table Text Block] </link:label>
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<link:label id="lab_ceix_OtherAssetBackedFinancingMember_762D8513B3A4062014DF217435C2B270_terseLabel_en-US" xlink:label="lab_ceix_OtherAssetBackedFinancingMember_762D8513B3A4062014DF217435C2B270" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Asset-Backed Financing Arrangements </link:label>
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<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_E6985797BDC15241C325217435C4550C_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_E6985797BDC15241C325217435C4550C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Changes in Operating Assets: </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_E6985797BDC15241C325217435C4550C_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_E6985797BDC15241C325217435C4550C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Operating Assets [Abstract] </link:label>
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<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_9BCD934CFE3563A77C8D217435C4D22F_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_9BCD934CFE3563A77C8D217435C4D22F" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Trade and Other Receivables </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_9BCD934CFE3563A77C8D217435C4D22F_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_9BCD934CFE3563A77C8D217435C4D22F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts and Notes Receivable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_9BCD934CFE3563A77C8D217435C4D22F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInInventories_724E04C2DF8F83876487217435C5CD6E_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories_724E04C2DF8F83876487217435C5CD6E" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Inventories </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_724E04C2DF8F83876487217435C5CD6E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1610D495AFE4F650A54C217435C5FB3E_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1610D495AFE4F650A54C217435C5FB3E" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Prepaid Expenses and Other Assets </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1610D495AFE4F650A54C217435C5FB3E_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1610D495AFE4F650A54C217435C5FB3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Prepaid Expense and Other Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1610D495AFE4F650A54C217435C5FB3E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_299AE7552B0DA5A29252217435C5C3BB_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_299AE7552B0DA5A29252217435C5C3BB" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Changes in Other Assets </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_299AE7552B0DA5A29252217435C5C3BB_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_299AE7552B0DA5A29252217435C5C3BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Operating Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_299AE7552B0DA5A29252217435C5C3BB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingLiabilitiesAbstract_7059101C2C00135EA3E1217435C5A82D_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingLiabilitiesAbstract_7059101C2C00135EA3E1217435C5A82D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Changes in Operating Liabilities: </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingLiabilitiesAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingLiabilitiesAbstract_7059101C2C00135EA3E1217435C5A82D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayable_87F0FC8AAE6EC15D992C217435C50DD8_verboseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayable_87F0FC8AAE6EC15D992C217435C50DD8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Accounts Payable </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_87F0FC8AAE6EC15D992C217435C50DD8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_6B55BC31171CF8F6361D217435C59525_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_6B55BC31171CF8F6361D217435C59525" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Operating Liabilities </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_6B55BC31171CF8F6361D217435C59525_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_6B55BC31171CF8F6361D217435C59525" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Operating Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_6B55BC31171CF8F6361D217435C59525" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_D8B549FE513665A2544B217435C68D44_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_D8B549FE513665A2544B217435C68D44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Changes in Other Liabilities </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_D8B549FE513665A2544B217435C68D44_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_D8B549FE513665A2544B217435C68D44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Accrued Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherAccruedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_D8B549FE513665A2544B217435C68D44" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_B22E55E6F0E5C685C523217435C67731_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_B22E55E6F0E5C685C523217435C67731" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_B22E55E6F0E5C685C523217435C67731_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_B22E55E6F0E5C685C523217435C67731" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Operating Assets and Liabilities, Net </link:label>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_A878E4EADB93BB433ABB217435C6DA47_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_A878E4EADB93BB433ABB217435C6DA47" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by Operating Activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_A878E4EADB93BB433ABB217435C6DA47_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_A878E4EADB93BB433ABB217435C6DA47" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_A878E4EADB93BB433ABB217435C6DA47" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_E8AB08CE15EE52B9E43D217435C62C2F_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_E8AB08CE15EE52B9E43D217435C62C2F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash Flows from Investing Activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_E8AB08CE15EE52B9E43D217435C62C2F_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_E8AB08CE15EE52B9E43D217435C62C2F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities [Abstract] </link:label>
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<link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_B83BC2566E5F1498C381217435C6A3CE_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_B83BC2566E5F1498C381217435C6A3CE" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Capital Expenditures </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_B83BC2566E5F1498C381217435C6A3CE_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_B83BC2566E5F1498C381217435C6A3CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Property, Plant, and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_B83BC2566E5F1498C381217435C6A3CE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromSaleOfProductiveAssets_AFB149CDDF3540556A9A217435C7A3B2_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfProductiveAssets_AFB149CDDF3540556A9A217435C7A3B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from Sales of Assets </link:label>
<link:label id="lab_us-gaap_ProceedsFromSaleOfProductiveAssets_AFB149CDDF3540556A9A217435C7A3B2_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfProductiveAssets_AFB149CDDF3540556A9A217435C7A3B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Sale of Productive Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromSaleOfProductiveAssets" xlink:label="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_AFB149CDDF3540556A9A217435C7A3B2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_EBD9CF4013F593C61B3F217435C74D2C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_EBD9CF4013F593C61B3F217435C74D2C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Other Investing Activity </link:label>
<link:label id="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_EBD9CF4013F593C61B3F217435C74D2C_label_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_EBD9CF4013F593C61B3F217435C74D2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for (Proceeds from) Other Investing Activities </link:label>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_C1C6FA3D4A2CA55481DE217435C7EA95_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_C1C6FA3D4A2CA55481DE217435C7EA95" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net Cash Used in Investing Activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_C1C6FA3D4A2CA55481DE217435C7EA95_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_C1C6FA3D4A2CA55481DE217435C7EA95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_C1C6FA3D4A2CA55481DE217435C7EA95" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_195EED92238799E9FF90217435C82EBF_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_195EED92238799E9FF90217435C82EBF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash Flows from Financing Activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_195EED92238799E9FF90217435C82EBF_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_195EED92238799E9FF90217435C82EBF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities [Abstract] </link:label>
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<link:label id="lab_us-gaap_FinanceLeasePrincipalPayments_6840BB3206153D1A63BC217C2E349A8C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeasePrincipalPayments_6840BB3206153D1A63BC217C2E349A8C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Payments on Finance Lease Obligations </link:label>
<link:label id="lab_us-gaap_FinanceLeasePrincipalPayments_6840BB3206153D1A63BC217C2E349A8C_label_en-US" xlink:label="lab_us-gaap_FinanceLeasePrincipalPayments_6840BB3206153D1A63BC217C2E349A8C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Principal Payments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeasePrincipalPayments" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_6840BB3206153D1A63BC217C2E349A8C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromRepaymentsOfLongTermDebtAndCapitalSecurities_DFD83273892732E6508C217435C88C03_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfLongTermDebtAndCapitalSecurities_DFD83273892732E6508C217435C88C03" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Payments on Finance Lease Obligations </link:label>
<link:label id="lab_us-gaap_ProceedsFromRepaymentsOfLongTermDebtAndCapitalSecurities_DFD83273892732E6508C217435C88C03_label_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfLongTermDebtAndCapitalSecurities_DFD83273892732E6508C217435C88C03" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from (Repayments of) Long-term Debt and Capital Securities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfLongTermDebtAndCapitalSecurities" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfLongTermDebtAndCapitalSecurities_DFD83273892732E6508C217435C88C03" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromIssuanceOfDebt_BE4B471D3028A2D714B0217435C8C013_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfDebt_BE4B471D3028A2D714B0217435C8C013" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from debt </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfDebt_BE4B471D3028A2D714B0217435C8C013_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfDebt_BE4B471D3028A2D714B0217435C8C013" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfDebt_BE4B471D3028A2D714B0217435C8C013" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RepaymentsOfDebt_F38F6AD7F6A8D1A0CD01217435C86295_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfDebt_F38F6AD7F6A8D1A0CD01217435C86295" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Payments on debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepaymentsOfDebt" xlink:label="loc_us-gaap_RepaymentsOfDebt_F38F6AD7F6A8D1A0CD01217435C86295" xlink:type="locator"/>
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<link:label id="lab_ceix_NetProceedsfromRevolverMLP_CB1FED4EEC8F2AEF5C8B217435C8FB23_terseLabel_en-US" xlink:label="lab_ceix_NetProceedsfromRevolverMLP_CB1FED4EEC8F2AEF5C8B217435C8FB23" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net Payments on Revolver - MLP </link:label>
<link:label id="lab_ceix_NetProceedsfromRevolverMLP_CB1FED4EEC8F2AEF5C8B217435C8FB23_label_en-US" xlink:label="lab_ceix_NetProceedsfromRevolverMLP_CB1FED4EEC8F2AEF5C8B217435C8FB23" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Proceeds from Revolver - MLP </link:label>
<link:label id="lab_ceix_NetProceedsfromRevolverMLP_CB1FED4EEC8F2AEF5C8B217435C8FB23_documentation_en-US" xlink:label="lab_ceix_NetProceedsfromRevolverMLP_CB1FED4EEC8F2AEF5C8B217435C8FB23" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Net Proceeds from Revolver - MLP </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_NetProceedsfromRevolverMLP" xlink:label="loc_ceix_NetProceedsfromRevolverMLP_CB1FED4EEC8F2AEF5C8B217435C8FB23" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PaymentsToMinorityShareholders_D9DA29AA4A3EAFA4EE9C217435C9D94D_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToMinorityShareholders_D9DA29AA4A3EAFA4EE9C217435C9D94D" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Distributions to Noncontrolling Interest </link:label>
<link:label id="lab_us-gaap_PaymentsToMinorityShareholders_D9DA29AA4A3EAFA4EE9C217435C9D94D_label_en-US" xlink:label="lab_us-gaap_PaymentsToMinorityShareholders_D9DA29AA4A3EAFA4EE9C217435C9D94D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Noncontrolling Interests </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToMinorityShareholders" xlink:label="loc_us-gaap_PaymentsToMinorityShareholders_D9DA29AA4A3EAFA4EE9C217435C9D94D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_4F72CFEF906DB0521D3A217435C9CBC2_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_4F72CFEF906DB0521D3A217435C9CBC2" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Shares/Units Withheld for Taxes </link:label>
<link:label id="lab_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_4F72CFEF906DB0521D3A217435C9CBC2_label_en-US" xlink:label="lab_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_4F72CFEF906DB0521D3A217435C9CBC2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payment, Tax Withholding, Share-based Payment Arrangement </link:label>
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<link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_59D44C28131F48064446217435C95A11_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_59D44C28131F48064446217435C95A11" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Repurchases of Common Stock </link:label>
<link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_59D44C28131F48064446217435C95A11_label_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_59D44C28131F48064446217435C95A11" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for Repurchase of Common Stock </link:label>
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<link:label id="lab_ceix_SpinDistribution_B8864E99879F6657CF4F217435C9CDDB_negatedTerseLabel_en-US" xlink:label="lab_ceix_SpinDistribution_B8864E99879F6657CF4F217435C9CDDB" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Spin Distribution to CNX Resources Corporation </link:label>
<link:label id="lab_ceix_SpinDistribution_B8864E99879F6657CF4F217435C9CDDB_label_en-US" xlink:label="lab_ceix_SpinDistribution_B8864E99879F6657CF4F217435C9CDDB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Spin Distribution </link:label>
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<link:label id="lab_ceix_IncreaseDecreaseinParentNetInvestment_E089926191884AB1EAC2217435C9848D_verboseLabel_en-US" xlink:label="lab_ceix_IncreaseDecreaseinParentNetInvestment_E089926191884AB1EAC2217435C9848D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other Parent Net Distributions </link:label>
<link:label id="lab_ceix_IncreaseDecreaseinParentNetInvestment_E089926191884AB1EAC2217435C9848D_label_en-US" xlink:label="lab_ceix_IncreaseDecreaseinParentNetInvestment_E089926191884AB1EAC2217435C9848D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Parent Net Investment </link:label>
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<link:loc xlink:href="ceix-20191231.xsd#ceix_IncreaseDecreaseinParentNetInvestment" xlink:label="loc_ceix_IncreaseDecreaseinParentNetInvestment_E089926191884AB1EAC2217435C9848D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PaymentsOfDebtExtinguishmentCosts_98DBB92E262A7FB85E72217435C90021_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtExtinguishmentCosts_98DBB92E262A7FB85E72217435C90021" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Premium Paid on Extinguishment of Debt </link:label>
<link:label id="lab_us-gaap_PaymentsOfDebtExtinguishmentCosts_98DBB92E262A7FB85E72217435C90021_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtExtinguishmentCosts_98DBB92E262A7FB85E72217435C90021" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payment for Debt Extinguishment or Debt Prepayment Cost </link:label>
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<link:label id="lab_us-gaap_PaymentsOfDebtIssuanceCosts_6435B67AEA47D9EF5044217435CAC8C9_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtIssuanceCosts_6435B67AEA47D9EF5044217435CAC8C9" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Debt Issuance and Financing Fees </link:label>
<link:label id="lab_us-gaap_PaymentsOfDebtIssuanceCosts_6435B67AEA47D9EF5044217435CAC8C9_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtIssuanceCosts_6435B67AEA47D9EF5044217435CAC8C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments of Debt Issuance Costs </link:label>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_4014377C93832BC19C55217435CA03DC_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_4014377C93832BC19C55217435CA03DC" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_4014377C93832BC19C55217435CA03DC_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_4014377C93832BC19C55217435CA03DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities </link:label>
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<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_D651070802A6479AE7BA217435CAFFDF_totalLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_D651070802A6479AE7BA217435CAFFDF" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net (Decrease) Increase in Cash and Cash Equivalents and Restricted Cash </link:label>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_D651070802A6479AE7BA217435CAFFDF_label_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_D651070802A6479AE7BA217435CAFFDF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_D651070802A6479AE7BA217435CAFFDF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5EFDAB7F65CEA97F2EC1217435CACAB6_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5EFDAB7F65CEA97F2EC1217435CACAB6" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents and Restricted Cash at Beginning of Period </link:label>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5EFDAB7F65CEA97F2EC1217435CACAB6_label_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5EFDAB7F65CEA97F2EC1217435CACAB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5EFDAB7F65CEA97F2EC1217435CACAB6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_A10DF1628EAAA95E17BE217435CA9544_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_A10DF1628EAAA95E17BE217435CA9544" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents and Restricted Cash at End of Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_A10DF1628EAAA95E17BE217435CA9544" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_A10DF1628EAAA95E17BE217435CA9544" xlink:to="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_A10DF1628EAAA95E17BE217435CA9544" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisaggregationOfRevenueTable_2602B11F338D6F20DB47CFD02F22706E_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTable_2602B11F338D6F20DB47CFD02F22706E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Table] </link:label>
<link:label id="lab_us-gaap_DisaggregationOfRevenueTable_2602B11F338D6F20DB47CFD02F22706E_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTable_2602B11F338D6F20DB47CFD02F22706E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueTable" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_2602B11F338D6F20DB47CFD02F22706E" xlink:type="locator"/>
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<link:label id="lab_srt_ProductOrServiceAxis_D0C6EB1D1EDD322FE1E7CFD02F2280EA_terseLabel_en-US" xlink:label="lab_srt_ProductOrServiceAxis_D0C6EB1D1EDD322FE1E7CFD02F2280EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Product and Service [Axis] </link:label>
<link:label id="lab_srt_ProductOrServiceAxis_D0C6EB1D1EDD322FE1E7CFD02F2280EA_label_en-US" xlink:label="lab_srt_ProductOrServiceAxis_D0C6EB1D1EDD322FE1E7CFD02F2280EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Product and Service [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductOrServiceAxis" xlink:label="loc_srt_ProductOrServiceAxis_D0C6EB1D1EDD322FE1E7CFD02F2280EA" xlink:type="locator"/>
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<link:label id="lab_srt_ProductsAndServicesDomain_12E180BA1000F9CDE602CFD02F22A420_terseLabel_en-US" xlink:label="lab_srt_ProductsAndServicesDomain_12E180BA1000F9CDE602CFD02F22A420" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Product and Service [Domain] </link:label>
<link:label id="lab_srt_ProductsAndServicesDomain_12E180BA1000F9CDE602CFD02F22A420_label_en-US" xlink:label="lab_srt_ProductsAndServicesDomain_12E180BA1000F9CDE602CFD02F22A420" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Product and Service [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductsAndServicesDomain" xlink:label="loc_srt_ProductsAndServicesDomain_12E180BA1000F9CDE602CFD02F22A420" xlink:type="locator"/>
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<link:label id="lab_ceix_CoalRevenueMember_02D37F63AF75EBEF4459CFD02F22230A_terseLabel_en-US" xlink:label="lab_ceix_CoalRevenueMember_02D37F63AF75EBEF4459CFD02F22230A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Coal Revenue </link:label>
<link:label id="lab_ceix_CoalRevenueMember_02D37F63AF75EBEF4459CFD02F22230A_label_en-US" xlink:label="lab_ceix_CoalRevenueMember_02D37F63AF75EBEF4459CFD02F22230A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Coal Revenue [Member] </link:label>
<link:label id="lab_ceix_CoalRevenueMember_02D37F63AF75EBEF4459CFD02F22230A_documentation_en-US" xlink:label="lab_ceix_CoalRevenueMember_02D37F63AF75EBEF4459CFD02F22230A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Coal Revenue [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_CoalRevenueMember" xlink:label="loc_ceix_CoalRevenueMember_02D37F63AF75EBEF4459CFD02F22230A" xlink:type="locator"/>
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<link:label id="lab_ceix_TerminalRevenueMember_66AB0E6155F0D326F20ECFD02F224D87_terseLabel_en-US" xlink:label="lab_ceix_TerminalRevenueMember_66AB0E6155F0D326F20ECFD02F224D87" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Terminal Revenue </link:label>
<link:label id="lab_ceix_TerminalRevenueMember_66AB0E6155F0D326F20ECFD02F224D87_label_en-US" xlink:label="lab_ceix_TerminalRevenueMember_66AB0E6155F0D326F20ECFD02F224D87" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Terminal Revenue [Member] </link:label>
<link:label id="lab_ceix_TerminalRevenueMember_66AB0E6155F0D326F20ECFD02F224D87_documentation_en-US" xlink:label="lab_ceix_TerminalRevenueMember_66AB0E6155F0D326F20ECFD02F224D87" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Terminal Revenue [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_TerminalRevenueMember" xlink:label="loc_ceix_TerminalRevenueMember_66AB0E6155F0D326F20ECFD02F224D87" xlink:type="locator"/>
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<link:label id="lab_ceix_FreightRevenueMember_B7BEAED120E62B0643FBCFD02F2255BC_terseLabel_en-US" xlink:label="lab_ceix_FreightRevenueMember_B7BEAED120E62B0643FBCFD02F2255BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Freight Revenue </link:label>
<link:label id="lab_ceix_FreightRevenueMember_B7BEAED120E62B0643FBCFD02F2255BC_label_en-US" xlink:label="lab_ceix_FreightRevenueMember_B7BEAED120E62B0643FBCFD02F2255BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Freight Revenue [Member] </link:label>
<link:label id="lab_ceix_FreightRevenueMember_B7BEAED120E62B0643FBCFD02F2255BC_documentation_en-US" xlink:label="lab_ceix_FreightRevenueMember_B7BEAED120E62B0643FBCFD02F2255BC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Freight Revenue [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_FreightRevenueMember" xlink:label="loc_ceix_FreightRevenueMember_B7BEAED120E62B0643FBCFD02F2255BC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisaggregationOfRevenueLineItems_20ED8E878847383B2142CFD02F22959B_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueLineItems_20ED8E878847383B2142CFD02F22959B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Line Items] </link:label>
<link:label id="lab_us-gaap_DisaggregationOfRevenueLineItems_20ED8E878847383B2142CFD02F22959B_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueLineItems_20ED8E878847383B2142CFD02F22959B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_20ED8E878847383B2142CFD02F22959B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_398CEFAB8D6933026F69CFD02F242C43_verboseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_398CEFAB8D6933026F69CFD02F242C43" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Total Revenue from Contracts with Customers </link:label>
<link:label id="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_398CEFAB8D6933026F69CFD02F242C43_label_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_398CEFAB8D6933026F69CFD02F242C43" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue from Contract with Customer, Excluding Assessed Tax </link:label>
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<link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_3AD4AE3507583C9CE1E1D752668C8D99_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_3AD4AE3507583C9CE1E1D752668C8D99" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Financial Instruments Measured at Fair Value </link:label>
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<link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_1A857E689C9E98CDC3DED752668C6165_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_1A857E689C9E98CDC3DED752668C6165" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Carrying Amount and Fair Values of Financial Instruments </link:label>
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<link:label id="lab_us-gaap_AssetsCurrentAbstract_5D2843872A7BD5713165FC46F25552F0_label_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_5D2843872A7BD5713165FC46F25552F0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current [Abstract] </link:label>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_E5A0C449C4931B22A948FC46F2556BA9_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_E5A0C449C4931B22A948FC46F2556BA9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents </link:label>
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<link:label id="lab_us-gaap_RestrictedCashCurrent_12EB429E0D0EE4DBF504FC46F255BDB0_label_en-US" xlink:label="lab_us-gaap_RestrictedCashCurrent_12EB429E0D0EE4DBF504FC46F255BDB0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Cash, Current </link:label>
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<link:label id="lab_us-gaap_AccountsNotesAndLoansReceivableNetCurrentAbstract_DE38474A45A4EA2A192AFC46F2553284_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsNotesAndLoansReceivableNetCurrentAbstract_DE38474A45A4EA2A192AFC46F2553284" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts and Notes Receivable </link:label>
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<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_54BC370114932D424D2DFC46F256A78E_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_54BC370114932D424D2DFC46F256A78E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable, after Allowance for Credit Loss, Current </link:label>
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<link:label id="lab_us-gaap_OtherReceivablesNetCurrent_DBF6EBDA8CD39187AB06FC46F256072A_label_en-US" xlink:label="lab_us-gaap_OtherReceivablesNetCurrent_DBF6EBDA8CD39187AB06FC46F256072A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Receivables, Net, Current </link:label>
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<link:label id="lab_us-gaap_InventoryNet_4E6D6FDED2FFD3E6AECDFC46F2567322_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryNet_4E6D6FDED2FFD3E6AECDFC46F2567322" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Inventories (Note 8) </link:label>
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<link:label id="lab_us-gaap_AssetsCurrent_E3A0554D0FA2D636188DFC46F256A0A6_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent_E3A0554D0FA2D636188DFC46F256A0A6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Current Assets </link:label>
<link:label id="lab_us-gaap_AssetsCurrent_E3A0554D0FA2D636188DFC46F256A0A6_label_en-US" xlink:label="lab_us-gaap_AssetsCurrent_E3A0554D0FA2D636188DFC46F256A0A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current </link:label>
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<link:label id="lab_us-gaap_OtherAssetsMiscellaneousNoncurrent_52AD1A35A50822742182FC46F2588CB2_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsMiscellaneousNoncurrent_52AD1A35A50822742182FC46F2588CB2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_OtherAssetsMiscellaneousNoncurrent_52AD1A35A50822742182FC46F2588CB2_label_en-US" xlink:label="lab_us-gaap_OtherAssetsMiscellaneousNoncurrent_52AD1A35A50822742182FC46F2588CB2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Miscellaneous, Noncurrent </link:label>
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<link:label id="lab_us-gaap_OtherAssetsNoncurrent_EC4073468DC84E7DF943FC46F258E45B_totalLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_EC4073468DC84E7DF943FC46F258E45B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Other Assets </link:label>
<link:label id="lab_us-gaap_OtherAssetsNoncurrent_EC4073468DC84E7DF943FC46F258E45B_label_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_EC4073468DC84E7DF943FC46F258E45B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Noncurrent </link:label>
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<link:label id="lab_us-gaap_Assets_A782CBFE7A9982E45683FC46F2587CE5_totalLabel_en-US" xlink:label="lab_us-gaap_Assets_A782CBFE7A9982E45683FC46F2587CE5" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> TOTAL ASSETS </link:label>
<link:label id="lab_us-gaap_Assets_A782CBFE7A9982E45683FC46F2587CE5_label_en-US" xlink:label="lab_us-gaap_Assets_A782CBFE7A9982E45683FC46F2587CE5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets </link:label>
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<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_90FD60A6F97BC16AC513FC46F2592B63_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_90FD60A6F97BC16AC513FC46F2592B63" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> LIABILITIES AND EQUITY </link:label>
<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_90FD60A6F97BC16AC513FC46F2592B63_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_90FD60A6F97BC16AC513FC46F2592B63" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities and Equity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_90FD60A6F97BC16AC513FC46F2592B63" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_D76396978E424EB5B39BFC46F2594BC3_verboseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_D76396978E424EB5B39BFC46F2594BC3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Current Liabilities: </link:label>
<link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_D76396978E424EB5B39BFC46F2594BC3_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_D76396978E424EB5B39BFC46F2594BC3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current [Abstract] </link:label>
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<link:label id="lab_us-gaap_AccountsPayableCurrent_9D9B6FDC3A57EC464C9EFC46F2599B15_verboseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_9D9B6FDC3A57EC464C9EFC46F2599B15" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Accounts Payable </link:label>
<link:label id="lab_us-gaap_AccountsPayableCurrent_9D9B6FDC3A57EC464C9EFC46F2599B15_label_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_9D9B6FDC3A57EC464C9EFC46F2599B15" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Payable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_9D9B6FDC3A57EC464C9EFC46F2599B15" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B99BAAAD7CAB629F0A9FFC46F2598C08_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B99BAAAD7CAB629F0A9FFC46F2598C08" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current Portion of Long-Term Debt (Note 12 and Note 13) </link:label>
<link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B99BAAAD7CAB629F0A9FFC46F2598C08_label_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B99BAAAD7CAB629F0A9FFC46F2598C08" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt and Lease Obligation, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B99BAAAD7CAB629F0A9FFC46F2598C08" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_81A7BBA146A91012F36DFC46F25A7AB5_terseLabel_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_81A7BBA146A91012F36DFC46F25A7AB5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Accrued Liabilities (Note 11) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_81A7BBA146A91012F36DFC46F25A7AB5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesCurrent_656EFF3C9E16A4C36DD5FC46F25A2969_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_656EFF3C9E16A4C36DD5FC46F25A2969" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Current Liabilities </link:label>
<link:label id="lab_us-gaap_LiabilitiesCurrent_656EFF3C9E16A4C36DD5FC46F25A2969_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_656EFF3C9E16A4C36DD5FC46F25A2969" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current </link:label>
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<link:label id="lab_us-gaap_LongTermDebtNoncurrentAbstract_2D3945B586A6D006B411FC46F25A6986_verboseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrentAbstract_2D3945B586A6D006B411FC46F25A6986" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Long-Term Debt: </link:label>
<link:label id="lab_us-gaap_LongTermDebtNoncurrentAbstract_2D3945B586A6D006B411FC46F25A6986_label_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrentAbstract_2D3945B586A6D006B411FC46F25A6986" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Excluding Current Maturities [Abstract] </link:label>
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<link:label id="lab_us-gaap_LongTermDebtNoncurrent_18D35638C3CB572DD4DAFC46F25A6B7D_verboseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_18D35638C3CB572DD4DAFC46F25A6B7D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Long-Term Debt (Note 12) </link:label>
<link:label id="lab_us-gaap_LongTermDebtNoncurrent_18D35638C3CB572DD4DAFC46F25A6B7D_label_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_18D35638C3CB572DD4DAFC46F25A6B7D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Excluding Current Maturities </link:label>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityNoncurrent_528CC6653D326FDB9C7BFC46F25B0B92_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityNoncurrent_528CC6653D326FDB9C7BFC46F25B0B92" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finance Lease Obligations (Note 13) </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityNoncurrent_528CC6653D326FDB9C7BFC46F25B0B92_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityNoncurrent_528CC6653D326FDB9C7BFC46F25B0B92" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Noncurrent </link:label>
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<link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligations_2A76FAA06C43DC2D8652FC46F25BEFC2_totalLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligations_2A76FAA06C43DC2D8652FC46F25BEFC2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Long-Term Debt </link:label>
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<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrentAbstract_179DE2EB03194EF4B798FC46F25BEAC6_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrentAbstract_179DE2EB03194EF4B798FC46F25BEAC6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Credits and Other Liabilities: </link:label>
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<link:label id="lab_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent_C14B47E8BCCF18061FB5FC46F25BE942_terseLabel_en-US" xlink:label="lab_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent_C14B47E8BCCF18061FB5FC46F25BE942" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Postretirement Benefits Other Than Pensions (Note 14) </link:label>
<link:label id="lab_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent_C14B47E8BCCF18061FB5FC46F25BE942_label_en-US" xlink:label="lab_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent_C14B47E8BCCF18061FB5FC46F25BE942" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liability, Other Postretirement Defined Benefit Plan, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent_C14B47E8BCCF18061FB5FC46F25BE942" xlink:type="locator"/>
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<link:label id="lab_ceix_PneumoconiosisBenefits_01DB76F10A9FC6464AF8FC46F25B101A_verboseLabel_en-US" xlink:label="lab_ceix_PneumoconiosisBenefits_01DB76F10A9FC6464AF8FC46F25B101A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Pneumoconiosis Benefits (Note 15) </link:label>
<link:label id="lab_ceix_PneumoconiosisBenefits_01DB76F10A9FC6464AF8FC46F25B101A_label_en-US" xlink:label="lab_ceix_PneumoconiosisBenefits_01DB76F10A9FC6464AF8FC46F25B101A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pneumoconiosis Benefits </link:label>
<link:label id="lab_ceix_PneumoconiosisBenefits_01DB76F10A9FC6464AF8FC46F25B101A_documentation_en-US" xlink:label="lab_ceix_PneumoconiosisBenefits_01DB76F10A9FC6464AF8FC46F25B101A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This represents the noncurrent portion of the liability for benefits payable to workers affected by coal workers' pneumoconiosis ("black lung"). </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_PneumoconiosisBenefits" xlink:label="loc_ceix_PneumoconiosisBenefits_01DB76F10A9FC6464AF8FC46F25B101A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationsNoncurrent_A4D607EFE9E5C635BECDFC46F25C9129_terseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationsNoncurrent_A4D607EFE9E5C635BECDFC46F25C9129" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligations (Note 7) </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationsNoncurrent_A4D607EFE9E5C635BECDFC46F25C9129_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationsNoncurrent_A4D607EFE9E5C635BECDFC46F25C9129" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligations, Noncurrent </link:label>
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<link:label id="lab_us-gaap_WorkersCompensationLiabilityNoncurrent_FDA858856FFA9415DA7DFC46F25C4ABE_terseLabel_en-US" xlink:label="lab_us-gaap_WorkersCompensationLiabilityNoncurrent_FDA858856FFA9415DA7DFC46F25C4ABE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Workers’ Compensation (Note 15) </link:label>
<link:label id="lab_us-gaap_WorkersCompensationLiabilityNoncurrent_FDA858856FFA9415DA7DFC46F25C4ABE_label_en-US" xlink:label="lab_us-gaap_WorkersCompensationLiabilityNoncurrent_FDA858856FFA9415DA7DFC46F25C4ABE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Workers' Compensation Liability, Noncurrent </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_E01D4F99C8BA34D1D4C9FC46F25C083E_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_E01D4F99C8BA34D1D4C9FC46F25C083E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Salary Retirement (Note 14) </link:label>
<link:label id="lab_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_E01D4F99C8BA34D1D4C9FC46F25C083E_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_E01D4F99C8BA34D1D4C9FC46F25C083E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liability, Defined Benefit Pension Plan, Noncurrent </link:label>
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<link:label id="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_92C2774A3A2AA9B36F21FC46F25CDDBE_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_92C2774A3A2AA9B36F21FC46F25CDDBE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Lease Liability (Note 13) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_92C2774A3A2AA9B36F21FC46F25CDDBE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_FB01E6D46B952C800CCFFC46F25CE317_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_FB01E6D46B952C800CCFFC46F25CE317" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_FB01E6D46B952C800CCFFC46F25CE317_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_FB01E6D46B952C800CCFFC46F25CE317" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Liabilities, Noncurrent </link:label>
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<link:label id="lab_us-gaap_LiabilitiesOtherThanLongtermDebtNoncurrent_0BCD567713077EA5F3A0FC46F25D1F7B_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesOtherThanLongtermDebtNoncurrent_0BCD567713077EA5F3A0FC46F25D1F7B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Deferred Credits and Other Liabilities </link:label>
<link:label id="lab_us-gaap_LiabilitiesOtherThanLongtermDebtNoncurrent_0BCD567713077EA5F3A0FC46F25D1F7B_label_en-US" xlink:label="lab_us-gaap_LiabilitiesOtherThanLongtermDebtNoncurrent_0BCD567713077EA5F3A0FC46F25D1F7B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Other than Long-term Debt, Noncurrent </link:label>
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<link:label id="lab_us-gaap_Liabilities_CB180F9E4DE1A587B24AFC46F25D335C_totalLabel_en-US" xlink:label="lab_us-gaap_Liabilities_CB180F9E4DE1A587B24AFC46F25D335C" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> TOTAL LIABILITIES </link:label>
<link:label id="lab_us-gaap_Liabilities_CB180F9E4DE1A587B24AFC46F25D335C_label_en-US" xlink:label="lab_us-gaap_Liabilities_CB180F9E4DE1A587B24AFC46F25D335C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_CB180F9E4DE1A587B24AFC46F25D335C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_20BAA8F29F0A03B8073CFC46F25DD4AC_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_20BAA8F29F0A03B8073CFC46F25DD4AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stockholders’ Equity: </link:label>
<link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_20BAA8F29F0A03B8073CFC46F25DD4AC_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_20BAA8F29F0A03B8073CFC46F25DD4AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] </link:label>
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<link:label id="lab_us-gaap_CommonStockValue_15AC4108B045F17519D9FC46F25D9F88_verboseLabel_en-US" xlink:label="lab_us-gaap_CommonStockValue_15AC4108B045F17519D9FC46F25D9F88" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Common Stock, $0.01 Par Value; 62,500,000 Shares Authorized, 25,932,618 Shares Issued and Outstanding at December 31, 2019; 27,437,844 Shares Issued and Outstanding at December 31, 2018 </link:label>
<link:label id="lab_us-gaap_CommonStockValue_15AC4108B045F17519D9FC46F25D9F88_label_en-US" xlink:label="lab_us-gaap_CommonStockValue_15AC4108B045F17519D9FC46F25D9F88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Value, Issued </link:label>
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<link:label id="lab_us-gaap_AdditionalPaidInCapital_3BAAA305086044358E58FC46F25E62ED_verboseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapital_3BAAA305086044358E58FC46F25E62ED" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Capital in Excess of Par Value </link:label>
<link:label id="lab_us-gaap_AdditionalPaidInCapital_3BAAA305086044358E58FC46F25E62ED_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapital_3BAAA305086044358E58FC46F25E62ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Additional Paid in Capital </link:label>
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<link:label id="lab_us-gaap_StockholdersEquity_E3217DA3AB61AD92BCA7FC46F25E4F65_totalLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity_E3217DA3AB61AD92BCA7FC46F25E4F65" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total CONSOL Energy Inc. Stockholders’ Equity </link:label>
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<link:label id="lab_srt_StatementGeographicalAxis_E594408F60906E8DA886D75265054F8C_label_en-US" xlink:label="lab_srt_StatementGeographicalAxis_E594408F60906E8DA886D75265054F8C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Geographical [Axis] </link:label>
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<link:label id="lab_srt_SegmentGeographicalDomain_2BD3FA52A97A94FAFB5CD752650A21D3_terseLabel_en-US" xlink:label="lab_srt_SegmentGeographicalDomain_2BD3FA52A97A94FAFB5CD752650A21D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Geographical [Domain] </link:label>
<link:label id="lab_srt_SegmentGeographicalDomain_2BD3FA52A97A94FAFB5CD752650A21D3_label_en-US" xlink:label="lab_srt_SegmentGeographicalDomain_2BD3FA52A97A94FAFB5CD752650A21D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Geographical [Domain] </link:label>
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<link:label id="lab_country_US_0A0107E9C4C9EE7F92FBD752650A0829_terseLabel_en-US" xlink:label="lab_country_US_0A0107E9C4C9EE7F92FBD752650A0829" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> United States </link:label>
<link:label id="lab_country_US_0A0107E9C4C9EE7F92FBD752650A0829_label_en-US" xlink:label="lab_country_US_0A0107E9C4C9EE7F92FBD752650A0829" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> UNITED STATES </link:label>
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<link:label id="lab_country_CA_AC6B0EC6F2699A9D90A0D752650BD5C0_terseLabel_en-US" xlink:label="lab_country_CA_AC6B0EC6F2699A9D90A0D752650BD5C0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Canada </link:label>
<link:label id="lab_country_CA_AC6B0EC6F2699A9D90A0D752650BD5C0_label_en-US" xlink:label="lab_country_CA_AC6B0EC6F2699A9D90A0D752650BD5C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> CANADA </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/country/2017/country-2017-01-31.xsd#country_CA" xlink:label="loc_country_CA_AC6B0EC6F2699A9D90A0D752650BD5C0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SegmentReportingInformationLineItems_1AC3D559A306D945C6D8D752650B4539_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_1AC3D559A306D945C6D8D752650B4539" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment Reporting Information [Line Items] </link:label>
<link:label id="lab_us-gaap_SegmentReportingInformationLineItems_1AC3D559A306D945C6D8D752650B4539_label_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_1AC3D559A306D945C6D8D752650B4539" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reporting Information [Line Items] </link:label>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_88C1B07D351A856F471CD752650CFDC5_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_88C1B07D351A856F471CD752650CFDC5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total Property, Plant and Equipment, net </link:label>
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<link:label id="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_A9B5F9B521269A1DEEBFA0980B279D8C_verboseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_A9B5F9B521269A1DEEBFA0980B279D8C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Less: Net Income Attributable to Noncontrolling Interest </link:label>
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<link:label id="lab_us-gaap_NetIncomeLoss_0657CB3DBA27B4E7B320A0980B275D4B_totalLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_0657CB3DBA27B4E7B320A0980B275D4B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net Income Attributable to CONSOL Energy Inc. Shareholders </link:label>
<link:label id="lab_us-gaap_NetIncomeLoss_0657CB3DBA27B4E7B320A0980B275D4B_label_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_0657CB3DBA27B4E7B320A0980B275D4B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Income (Loss) Attributable to Parent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_0657CB3DBA27B4E7B320A0980B275D4B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EarningsPerShareDilutedOtherDisclosuresAbstract_A9CFDC630E7C4FC4AFB0A0980B271CA2_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareDilutedOtherDisclosuresAbstract_A9CFDC630E7C4FC4AFB0A0980B271CA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Denominator: </link:label>
<link:label id="lab_us-gaap_EarningsPerShareDilutedOtherDisclosuresAbstract_A9CFDC630E7C4FC4AFB0A0980B271CA2_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareDilutedOtherDisclosuresAbstract_A9CFDC630E7C4FC4AFB0A0980B271CA2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share, Diluted, Other Disclosures [Abstract] </link:label>
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<link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_F08BC9AAFDC65D69EF38A0980B27627E_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_F08BC9AAFDC65D69EF38A0980B27627E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average shares of common stock outstanding (in shares) </link:label>
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<link:label id="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_200F7DBC91F3AE0B9261A0980B28EACC_terseLabel_en-US" xlink:label="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_200F7DBC91F3AE0B9261A0980B28EACC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Effect of dilutive shares (in shares) </link:label>
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<link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_8A115BCABA0AE953282FA0980B281713_totalLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_8A115BCABA0AE953282FA0980B281713" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average diluted shares of common stock outstanding (in shares) </link:label>
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<link:label id="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_2679406DB012DA195397A0980B28F96F_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_2679406DB012DA195397A0980B28F96F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share, Basic and Diluted [Abstract] </link:label>
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<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_464BC81BF70D4EA78138A0980B288F59_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_464BC81BF70D4EA78138A0980B288F59" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Basic (in dollars per share) </link:label>
<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_464BC81BF70D4EA78138A0980B288F59_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_464BC81BF70D4EA78138A0980B288F59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Continuing Operations, Per Basic Share </link:label>
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<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_E2A744F35E7820386A88A0980B2848B9_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_E2A744F35E7820386A88A0980B2848B9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Dilutive (in dollars per share) </link:label>
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<link:label id="lab_us-gaap_ReceivablesNetCurrentAbstract_F01E7A622DBFB9FF31CAFC46ECADD740_terseLabel_en-US" xlink:label="lab_us-gaap_ReceivablesNetCurrentAbstract_F01E7A622DBFB9FF31CAFC46ECADD740" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts and Notes Receivable: </link:label>
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<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_DA6ABE7A081ED37E98BDFC46ECB0A6A4_label_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_DA6ABE7A081ED37E98BDFC46ECB0A6A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Cash and Cash Equivalents, Noncurrent </link:label>
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<link:label id="lab_us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_61F5B30AE32B2F57D412FC46ECB0B461_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_61F5B30AE32B2F57D412FC46ECB0B461" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment in Affiliates </link:label>
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<link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_5F0988C46CBB026AEC0FFC46ECB21011_verboseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_5F0988C46CBB026AEC0FFC46ECB21011" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Current Portion of Long-Term Debt </link:label>
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<link:label id="lab_us-gaap_CustomerConcentrationRiskMember_008DECAB3CE70AD144C89EC8D36E563D_terseLabel_en-US" xlink:label="lab_us-gaap_CustomerConcentrationRiskMember_008DECAB3CE70AD144C89EC8D36E563D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer concentration risk </link:label>
<link:label id="lab_us-gaap_CustomerConcentrationRiskMember_008DECAB3CE70AD144C89EC8D36E563D_label_en-US" xlink:label="lab_us-gaap_CustomerConcentrationRiskMember_008DECAB3CE70AD144C89EC8D36E563D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer Concentration Risk [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CustomerConcentrationRiskMember" xlink:label="loc_us-gaap_CustomerConcentrationRiskMember_008DECAB3CE70AD144C89EC8D36E563D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CustomerConcentrationRiskMember_008DECAB3CE70AD144C89EC8D36E563D" xlink:to="lab_us-gaap_CustomerConcentrationRiskMember_008DECAB3CE70AD144C89EC8D36E563D" xlink:type="arc"/>
<link:label id="lab_srt_MajorCustomersAxis_595EB5095E986C7BDEC89EC8D36E6C4B_terseLabel_en-US" xlink:label="lab_srt_MajorCustomersAxis_595EB5095E986C7BDEC89EC8D36E6C4B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer [Axis] </link:label>
<link:label id="lab_srt_MajorCustomersAxis_595EB5095E986C7BDEC89EC8D36E6C4B_label_en-US" xlink:label="lab_srt_MajorCustomersAxis_595EB5095E986C7BDEC89EC8D36E6C4B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MajorCustomersAxis" xlink:label="loc_srt_MajorCustomersAxis_595EB5095E986C7BDEC89EC8D36E6C4B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_MajorCustomersAxis_595EB5095E986C7BDEC89EC8D36E6C4B" xlink:to="lab_srt_MajorCustomersAxis_595EB5095E986C7BDEC89EC8D36E6C4B" xlink:type="arc"/>
<link:label id="lab_srt_NameOfMajorCustomerDomain_A3DABEE67B5C056CC4539EC8D36FA0D7_terseLabel_en-US" xlink:label="lab_srt_NameOfMajorCustomerDomain_A3DABEE67B5C056CC4539EC8D36FA0D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer [Domain] </link:label>
<link:label id="lab_srt_NameOfMajorCustomerDomain_A3DABEE67B5C056CC4539EC8D36FA0D7_label_en-US" xlink:label="lab_srt_NameOfMajorCustomerDomain_A3DABEE67B5C056CC4539EC8D36FA0D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_NameOfMajorCustomerDomain" xlink:label="loc_srt_NameOfMajorCustomerDomain_A3DABEE67B5C056CC4539EC8D36FA0D7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_NameOfMajorCustomerDomain_A3DABEE67B5C056CC4539EC8D36FA0D7" xlink:to="lab_srt_NameOfMajorCustomerDomain_A3DABEE67B5C056CC4539EC8D36FA0D7" xlink:type="arc"/>
<link:label id="lab_ceix_CustomerAMember_4B942942257350F9EA0C9EC8D36FB2CB_terseLabel_en-US" xlink:label="lab_ceix_CustomerAMember_4B942942257350F9EA0C9EC8D36FB2CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer A </link:label>
<link:label id="lab_ceix_CustomerAMember_4B942942257350F9EA0C9EC8D36FB2CB_label_en-US" xlink:label="lab_ceix_CustomerAMember_4B942942257350F9EA0C9EC8D36FB2CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer A [Member] </link:label>
<link:label id="lab_ceix_CustomerAMember_4B942942257350F9EA0C9EC8D36FB2CB_documentation_en-US" xlink:label="lab_ceix_CustomerAMember_4B942942257350F9EA0C9EC8D36FB2CB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Customer A [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_CustomerAMember" xlink:label="loc_ceix_CustomerAMember_4B942942257350F9EA0C9EC8D36FB2CB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_CustomerAMember_4B942942257350F9EA0C9EC8D36FB2CB" xlink:to="lab_ceix_CustomerAMember_4B942942257350F9EA0C9EC8D36FB2CB" xlink:type="arc"/>
<link:label id="lab_ceix_CustomerBMember_6E12BCDB59CD22B3EDE09EC8D36F7504_terseLabel_en-US" xlink:label="lab_ceix_CustomerBMember_6E12BCDB59CD22B3EDE09EC8D36F7504" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer B </link:label>
<link:label id="lab_ceix_CustomerBMember_6E12BCDB59CD22B3EDE09EC8D36F7504_label_en-US" xlink:label="lab_ceix_CustomerBMember_6E12BCDB59CD22B3EDE09EC8D36F7504" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer B [Member] </link:label>
<link:label id="lab_ceix_CustomerBMember_6E12BCDB59CD22B3EDE09EC8D36F7504_documentation_en-US" xlink:label="lab_ceix_CustomerBMember_6E12BCDB59CD22B3EDE09EC8D36F7504" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Customer B [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_CustomerBMember" xlink:label="loc_ceix_CustomerBMember_6E12BCDB59CD22B3EDE09EC8D36F7504" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_CustomerBMember_6E12BCDB59CD22B3EDE09EC8D36F7504" xlink:to="lab_ceix_CustomerBMember_6E12BCDB59CD22B3EDE09EC8D36F7504" xlink:type="arc"/>
<link:label id="lab_ceix_CustomerCMember_249245BE6A5F7E2296A79EC8D36F1A16_terseLabel_en-US" xlink:label="lab_ceix_CustomerCMember_249245BE6A5F7E2296A79EC8D36F1A16" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer C </link:label>
<link:label id="lab_ceix_CustomerCMember_249245BE6A5F7E2296A79EC8D36F1A16_label_en-US" xlink:label="lab_ceix_CustomerCMember_249245BE6A5F7E2296A79EC8D36F1A16" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer C [Member] </link:label>
<link:label id="lab_ceix_CustomerCMember_249245BE6A5F7E2296A79EC8D36F1A16_documentation_en-US" xlink:label="lab_ceix_CustomerCMember_249245BE6A5F7E2296A79EC8D36F1A16" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Customer C [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_CustomerCMember" xlink:label="loc_ceix_CustomerCMember_249245BE6A5F7E2296A79EC8D36F1A16" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_CustomerCMember_249245BE6A5F7E2296A79EC8D36F1A16" xlink:to="lab_ceix_CustomerCMember_249245BE6A5F7E2296A79EC8D36F1A16" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_658EEEAD014C393E56EF9EC8D37028BF_terseLabel_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_658EEEAD014C393E56EF9EC8D37028BF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Statement, Business Segments [Axis] </link:label>
<link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_658EEEAD014C393E56EF9EC8D37028BF_label_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_658EEEAD014C393E56EF9EC8D37028BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segments [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_658EEEAD014C393E56EF9EC8D37028BF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_658EEEAD014C393E56EF9EC8D37028BF" xlink:to="lab_us-gaap_StatementBusinessSegmentsAxis_658EEEAD014C393E56EF9EC8D37028BF" xlink:type="arc"/>
<link:label id="lab_us-gaap_SegmentDomain_6F11907B7FF575D996719EC8D3708FB1_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentDomain_6F11907B7FF575D996719EC8D3708FB1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segments [Domain] </link:label>
<link:label id="lab_us-gaap_SegmentDomain_6F11907B7FF575D996719EC8D3708FB1_label_en-US" xlink:label="lab_us-gaap_SegmentDomain_6F11907B7FF575D996719EC8D3708FB1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segments [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_6F11907B7FF575D996719EC8D3708FB1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentDomain_6F11907B7FF575D996719EC8D3708FB1" xlink:to="lab_us-gaap_SegmentDomain_6F11907B7FF575D996719EC8D3708FB1" xlink:type="arc"/>
<link:label id="lab_ceix_PennsylvaniaMiningComplexMember_2D84A298111C705F18679EC8D370DA3D_terseLabel_en-US" xlink:label="lab_ceix_PennsylvaniaMiningComplexMember_2D84A298111C705F18679EC8D370DA3D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> PAMC </link:label>
<link:label id="lab_ceix_PennsylvaniaMiningComplexMember_2D84A298111C705F18679EC8D370DA3D_label_en-US" xlink:label="lab_ceix_PennsylvaniaMiningComplexMember_2D84A298111C705F18679EC8D370DA3D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pennsylvania Mining Complex [Member] </link:label>
<link:label id="lab_ceix_PennsylvaniaMiningComplexMember_2D84A298111C705F18679EC8D370DA3D_documentation_en-US" xlink:label="lab_ceix_PennsylvaniaMiningComplexMember_2D84A298111C705F18679EC8D370DA3D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Pennsylvania Mining Complex [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_PennsylvaniaMiningComplexMember" xlink:label="loc_ceix_PennsylvaniaMiningComplexMember_2D84A298111C705F18679EC8D370DA3D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_PennsylvaniaMiningComplexMember_2D84A298111C705F18679EC8D370DA3D" xlink:to="lab_ceix_PennsylvaniaMiningComplexMember_2D84A298111C705F18679EC8D370DA3D" xlink:type="arc"/>
<link:label id="lab_us-gaap_EntityWideRevenueMajorCustomerLineItems_346244A3BA761A0126B39EC8D3703783_terseLabel_en-US" xlink:label="lab_us-gaap_EntityWideRevenueMajorCustomerLineItems_346244A3BA761A0126B39EC8D3703783" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue, Major Customer [Line Items] </link:label>
<link:label id="lab_us-gaap_EntityWideRevenueMajorCustomerLineItems_346244A3BA761A0126B39EC8D3703783_label_en-US" xlink:label="lab_us-gaap_EntityWideRevenueMajorCustomerLineItems_346244A3BA761A0126B39EC8D3703783" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue, Major Customer [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EntityWideRevenueMajorCustomerLineItems" xlink:label="loc_us-gaap_EntityWideRevenueMajorCustomerLineItems_346244A3BA761A0126B39EC8D3703783" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_E10657AE1E71B36976819EC8D3706CD2_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_E10657AE1E71B36976819EC8D3706CD2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue from Contract with Customers </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_E10657AE1E71B36976819EC8D3706CD2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_E10657AE1E71B36976819EC8D3706CD2" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_E10657AE1E71B36976819EC8D3706CD2" xlink:type="arc"/>
<link:label id="lab_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract_5ABF13C99022F9690DF18A0A3C82D67F_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract_5ABF13C99022F9690DF18A0A3C82D67F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] </link:label>
<link:label id="lab_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract_5ABF13C99022F9690DF18A0A3C82D67F_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract_5ABF13C99022F9690DF18A0A3C82D67F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract" xlink:label="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract_5ABF13C99022F9690DF18A0A3C82D67F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_4A844AD55BE29E2738528A0A3C82E7B1_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_4A844AD55BE29E2738528A0A3C82E7B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Discount rate (as a percent) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_4A844AD55BE29E2738528A0A3C82E7B1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease_483758C753341570400C8A0A3C820663_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease_483758C753341570400C8A0A3C820663" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Rate of compensation increase (as a percent) </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease_483758C753341570400C8A0A3C820663" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract_4BAB5EAA9C4C5A6C96028A0A3C824589_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract_4BAB5EAA9C4C5A6C96028A0A3C824589" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract] </link:label>
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<link:label id="lab_ceix_AsiaEuropeSouthAmericaandAfricaMember_DD7C3AA4166DC9DEB725217432E6F322_terseLabel_en-US" xlink:label="lab_ceix_AsiaEuropeSouthAmericaandAfricaMember_DD7C3AA4166DC9DEB725217432E6F322" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asia, Europe, South America and Africa </link:label>
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<link:label id="lab_ceix_ThreeCustomersMember_80DA6A94CEED12E48677217432E71517_terseLabel_en-US" xlink:label="lab_ceix_ThreeCustomersMember_80DA6A94CEED12E48677217432E71517" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Three customers </link:label>
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<link:label id="lab_us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates_DBC63D3872ADF65A979134F522ED8668_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates_DBC63D3872ADF65A979134F522ED8668" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> (Investments in), net of Distributions from, Subsidiaries </link:label>
<link:label id="lab_us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates_DBC63D3872ADF65A979134F522ED8668_label_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates_DBC63D3872ADF65A979134F522ED8668" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for (Proceeds from) Businesses and Interest in Affiliates </link:label>
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<link:label id="lab_ceix_PaymentsOnLongTermNotesIncludingRedemptionPremium_A48F5F1CF553770093E534F522EFDCA0_negatedLabel_en-US" xlink:label="lab_ceix_PaymentsOnLongTermNotesIncludingRedemptionPremium_A48F5F1CF553770093E534F522EFDCA0" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Affiliated Credit Facility </link:label>
<link:label id="lab_ceix_PaymentsOnLongTermNotesIncludingRedemptionPremium_A48F5F1CF553770093E534F522EFDCA0_label_en-US" xlink:label="lab_ceix_PaymentsOnLongTermNotesIncludingRedemptionPremium_A48F5F1CF553770093E534F522EFDCA0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments On Long Term Notes Including Redemption Premium </link:label>
<link:label id="lab_ceix_PaymentsOnLongTermNotesIncludingRedemptionPremium_A48F5F1CF553770093E534F522EFDCA0_documentation_en-US" xlink:label="lab_ceix_PaymentsOnLongTermNotesIncludingRedemptionPremium_A48F5F1CF553770093E534F522EFDCA0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Payments On Long Term Notes Including Redemption Premium </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_PaymentsOnLongTermNotesIncludingRedemptionPremium" xlink:label="loc_ceix_PaymentsOnLongTermNotesIncludingRedemptionPremium_A48F5F1CF553770093E534F522EFDCA0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromPaymentsToMinorityShareholders_B3E685CD0F194C453CF134F522F0DD6B_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromPaymentsToMinorityShareholders_B3E685CD0F194C453CF134F522F0DD6B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Distributions to Noncontrolling Interest </link:label>
<link:label id="lab_us-gaap_ProceedsFromPaymentsToMinorityShareholders_B3E685CD0F194C453CF134F522F0DD6B_label_en-US" xlink:label="lab_us-gaap_ProceedsFromPaymentsToMinorityShareholders_B3E685CD0F194C453CF134F522F0DD6B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from (Payments to) Noncontrolling Interests </link:label>
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<link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_83604C72F6544E6023C634F522F0E014_verboseLabel_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_83604C72F6544E6023C634F522F0E014" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Shares/Units Withheld for Taxes </link:label>
<link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_83604C72F6544E6023C634F522F0E014_label_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_83604C72F6544E6023C634F522F0E014" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Excess Tax Benefit from Share-based Compensation, Financing Activities </link:label>
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<link:label id="lab_ceix_IncreaseDecreaseforIntercompanyTransactions_EBB916983D2B297B1F9534F522F01EC3_terseLabel_en-US" xlink:label="lab_ceix_IncreaseDecreaseforIntercompanyTransactions_EBB916983D2B297B1F9534F522F01EC3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Purchases of CCR Units </link:label>
<link:label id="lab_ceix_IncreaseDecreaseforIntercompanyTransactions_EBB916983D2B297B1F9534F522F01EC3_label_en-US" xlink:label="lab_ceix_IncreaseDecreaseforIntercompanyTransactions_EBB916983D2B297B1F9534F522F01EC3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) for Intercompany Transactions </link:label>
<link:label id="lab_ceix_IncreaseDecreaseforIntercompanyTransactions_EBB916983D2B297B1F9534F522F01EC3_documentation_en-US" xlink:label="lab_ceix_IncreaseDecreaseforIntercompanyTransactions_EBB916983D2B297B1F9534F522F01EC3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) for Intercompany Transactions </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_IncreaseDecreaseforIntercompanyTransactions" xlink:label="loc_ceix_IncreaseDecreaseforIntercompanyTransactions_EBB916983D2B297B1F9534F522F01EC3" xlink:type="locator"/>
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<link:loc xlink:href="ceix-20191231.xsd#ceix_IncreaseDecreaseinParentNetInvestment" xlink:label="loc_ceix_IncreaseDecreaseinParentNetInvestment_055A402E77617E93822834F522F1ECE7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanActuarialGainLoss_5F8D83D62B47AD831F480D7BFD9DE072_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanActuarialGainLoss_5F8D83D62B47AD831F480D7BFD9DE072" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Actuarial loss (gain) </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_515EC49808CC65DEDDC80D7BFD9EE00D_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_515EC49808CC65DEDDC80D7BFD9EE00D" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Benefits paid </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_DA23A1AF9D93B957D2F20D7BFD9E89A4_verboseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_DA23A1AF9D93B957D2F20D7BFD9E89A4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Current assets </link:label>
<link:label id="lab_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_DA23A1AF9D93B957D2F20D7BFD9E89A4_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_DA23A1AF9D93B957D2F20D7BFD9E89A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets for Plan Benefits, Defined Benefit Plan </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTaxAbstract_F0638FC9A32C160183800D7BFD9F7CB5_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTaxAbstract_F0638FC9A32C160183800D7BFD9F7CB5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amounts recognized in accumulated other comprehensive loss consist of: </link:label>
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<link:label id="lab_srt_CondensedIncomeStatementTable_AC9995DBEEB8421BD88634F52328C163_terseLabel_en-US" xlink:label="lab_srt_CondensedIncomeStatementTable_AC9995DBEEB8421BD88634F52328C163" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Condensed Income Statement [Table] </link:label>
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<link:label id="lab_us-gaap_RevenuesAbstract_AA93CB693D7ED2E8C64634F5232E9CE8_terseLabel_en-US" xlink:label="lab_us-gaap_RevenuesAbstract_AA93CB693D7ED2E8C64634F5232E9CE8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue and Other Income: </link:label>
<link:label id="lab_us-gaap_RevenuesAbstract_AA93CB693D7ED2E8C64634F5232E9CE8_label_en-US" xlink:label="lab_us-gaap_RevenuesAbstract_AA93CB693D7ED2E8C64634F5232E9CE8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenues [Abstract] </link:label>
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<link:label id="lab_us-gaap_OtherIncome_5C7FFB5B4183ED797F0634F5232EDF8A_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherIncome_5C7FFB5B4183ED797F0634F5232EDF8A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Miscellaneous Other Income </link:label>
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<link:label id="lab_us-gaap_OperatingCostsAndExpenses_D7C604E784F730973F3C34F5232EBB9C_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingCostsAndExpenses_D7C604E784F730973F3C34F5232EBB9C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating and Other Costs </link:label>
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<link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpense_DAF5AAFC204B083BA89D34F5232F10A5_terseLabel_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpense_DAF5AAFC204B083BA89D34F5232F10A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Selling, General and Administrative Costs </link:label>
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<link:label id="lab_us-gaap_InterestExpense_DB6D5492801FAEE4194E34F5232F60D3_label_en-US" xlink:label="lab_us-gaap_InterestExpense_DB6D5492801FAEE4194E34F5232F60D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Expense </link:label>
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<link:label id="lab_us-gaap_CostsAndExpenses_41E2DDE9BBBBFCE3EB6F34F5232FE503_totalLabel_en-US" xlink:label="lab_us-gaap_CostsAndExpenses_41E2DDE9BBBBFCE3EB6F34F5232FE503" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Costs and Expenses </link:label>
<link:label id="lab_us-gaap_CostsAndExpenses_41E2DDE9BBBBFCE3EB6F34F5232FE503_label_en-US" xlink:label="lab_us-gaap_CostsAndExpenses_41E2DDE9BBBBFCE3EB6F34F5232FE503" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Costs and Expenses </link:label>
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<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_8CE780DFEC58B0E3ADF834F523308C0C_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_8CE780DFEC58B0E3ADF834F523308C0C" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Earnings Before Income Tax </link:label>
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<link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_479BEFEC596AB75E458334F523305B12_netLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_479BEFEC596AB75E458334F523305B12" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Income Tax (Benefit) Expense </link:label>
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<link:label id="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_003520D2A71CD02F8ABBAEDCED222397_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_003520D2A71CD02F8ABBAEDCED222397" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2024 </link:label>
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<link:label id="lab_us-gaap_BusinessCombinationsAbstract_7EA0EE359A9C4BEBA187D75A3DB05615_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationsAbstract_7EA0EE359A9C4BEBA187D75A3DB05615" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combinations [Abstract] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_67909812A5E64C94EFDED75A3DB081FE_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_67909812A5E64C94EFDED75A3DB081FE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Business Acquisitions, by Acquisition [Table] </link:label>
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<link:label id="lab_ceix_FormerParentCompanyMember_0DCCE96D95D3EAFF7CB8D75A3DB13238_terseLabel_en-US" xlink:label="lab_ceix_FormerParentCompanyMember_0DCCE96D95D3EAFF7CB8D75A3DB13238" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Former Parent Company </link:label>
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<link:label id="lab_ceix_CNXCoalResourcesLPMember_ABB2F0DF934297F35313D75A3DB23B79_terseLabel_en-US" xlink:label="lab_ceix_CNXCoalResourcesLPMember_ABB2F0DF934297F35313D75A3DB23B79" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> CNX Coal Resources LP </link:label>
<link:label id="lab_ceix_CNXCoalResourcesLPMember_ABB2F0DF934297F35313D75A3DB23B79_label_en-US" xlink:label="lab_ceix_CNXCoalResourcesLPMember_ABB2F0DF934297F35313D75A3DB23B79" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> CNX Coal Resources LP [Member] </link:label>
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<link:loc xlink:href="ceix-20191231.xsd#ceix_CNXCoalResourcesLPMember" xlink:label="loc_ceix_CNXCoalResourcesLPMember_ABB2F0DF934297F35313D75A3DB23B79" xlink:type="locator"/>
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<link:label id="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_C69A3A46A41B5867E9F9D75A3DB26725_terseLabel_en-US" xlink:label="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_C69A3A46A41B5867E9F9D75A3DB26725" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment, Name [Axis] </link:label>
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<link:label id="lab_srt_EquityMethodInvesteeNameDomain_8276E060322473B5B304D75A3DB208F9_terseLabel_en-US" xlink:label="lab_srt_EquityMethodInvesteeNameDomain_8276E060322473B5B304D75A3DB208F9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment, Name [Domain] </link:label>
<link:label id="lab_srt_EquityMethodInvesteeNameDomain_8276E060322473B5B304D75A3DB208F9_label_en-US" xlink:label="lab_srt_EquityMethodInvesteeNameDomain_8276E060322473B5B304D75A3DB208F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investment, Name [Domain] </link:label>
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<link:label id="lab_ceix_PennsylvaniaMiningOperationsMember_96E28DE5285FB5A8131DD75A3DB21E3D_terseLabel_en-US" xlink:label="lab_ceix_PennsylvaniaMiningOperationsMember_96E28DE5285FB5A8131DD75A3DB21E3D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Pennsylvania Mining Operations </link:label>
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<link:label id="lab_us-gaap_BusinessAcquisitionLineItems_83D65303FE4E88614809D75A3DB37B3C_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionLineItems_83D65303FE4E88614809D75A3DB37B3C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition [Line Items] </link:label>
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<link:label id="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_AB6B329F9DDAE0C7FA5FD75A3DB3059A_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_AB6B329F9DDAE0C7FA5FD75A3DB3059A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Undivided interest stake (as a percent) </link:label>
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<link:label id="lab_us-gaap_MineralIndustriesDisclosuresTextBlock_59214E53DADF8E2E0AEFD75263A19E78_terseLabel_en-US" xlink:label="lab_us-gaap_MineralIndustriesDisclosuresTextBlock_59214E53DADF8E2E0AEFD75263A19E78" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Supplemental Coal Data (unaudited) </link:label>
<link:label id="lab_us-gaap_MineralIndustriesDisclosuresTextBlock_59214E53DADF8E2E0AEFD75263A19E78_label_en-US" xlink:label="lab_us-gaap_MineralIndustriesDisclosuresTextBlock_59214E53DADF8E2E0AEFD75263A19E78" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Mineral Industries Disclosures [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MineralIndustriesDisclosuresTextBlock" xlink:label="loc_us-gaap_MineralIndustriesDisclosuresTextBlock_59214E53DADF8E2E0AEFD75263A19E78" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MineralIndustriesDisclosuresTextBlock_59214E53DADF8E2E0AEFD75263A19E78" xlink:to="lab_us-gaap_MineralIndustriesDisclosuresTextBlock_59214E53DADF8E2E0AEFD75263A19E78" xlink:type="arc"/>
<link:label id="lab_srt_ExtractiveIndustriesAbstract_C4CA9668D06005F129008F2C2FA741F7_label_en-US" xlink:label="lab_srt_ExtractiveIndustriesAbstract_C4CA9668D06005F129008F2C2FA741F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Extractive Industries [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ExtractiveIndustriesAbstract" xlink:label="loc_srt_ExtractiveIndustriesAbstract_C4CA9668D06005F129008F2C2FA741F7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ExtractiveIndustriesAbstract_C4CA9668D06005F129008F2C2FA741F7" xlink:to="lab_srt_ExtractiveIndustriesAbstract_C4CA9668D06005F129008F2C2FA741F7" xlink:type="arc"/>
<link:label id="lab_ceix_ConsolidationCoalCompanyMember_EC2DDEF7026E7BD6260D8F2C2FA81D5C_terseLabel_en-US" xlink:label="lab_ceix_ConsolidationCoalCompanyMember_EC2DDEF7026E7BD6260D8F2C2FA81D5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Consolidation Coal Company </link:label>
<link:label id="lab_ceix_ConsolidationCoalCompanyMember_EC2DDEF7026E7BD6260D8F2C2FA81D5C_label_en-US" xlink:label="lab_ceix_ConsolidationCoalCompanyMember_EC2DDEF7026E7BD6260D8F2C2FA81D5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation Coal Company [Member] </link:label>
<link:label id="lab_ceix_ConsolidationCoalCompanyMember_EC2DDEF7026E7BD6260D8F2C2FA81D5C_documentation_en-US" xlink:label="lab_ceix_ConsolidationCoalCompanyMember_EC2DDEF7026E7BD6260D8F2C2FA81D5C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Consolidation Coal Company [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_ConsolidationCoalCompanyMember" xlink:label="loc_ceix_ConsolidationCoalCompanyMember_EC2DDEF7026E7BD6260D8F2C2FA81D5C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_ConsolidationCoalCompanyMember_EC2DDEF7026E7BD6260D8F2C2FA81D5C" xlink:to="lab_ceix_ConsolidationCoalCompanyMember_EC2DDEF7026E7BD6260D8F2C2FA81D5C" xlink:type="arc"/>
<link:label id="lab_ceix_CoalSegmentMember_D0689634E9F41D163FFC8F2C2FA9EAB6_terseLabel_en-US" xlink:label="lab_ceix_CoalSegmentMember_D0689634E9F41D163FFC8F2C2FA9EAB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Coal segment </link:label>
<link:label id="lab_ceix_CoalSegmentMember_D0689634E9F41D163FFC8F2C2FA9EAB6_label_en-US" xlink:label="lab_ceix_CoalSegmentMember_D0689634E9F41D163FFC8F2C2FA9EAB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Coal Segment [Member] </link:label>
<link:label id="lab_ceix_CoalSegmentMember_D0689634E9F41D163FFC8F2C2FA9EAB6_documentation_en-US" xlink:label="lab_ceix_CoalSegmentMember_D0689634E9F41D163FFC8F2C2FA9EAB6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Coal Segment </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_CoalSegmentMember" xlink:label="loc_ceix_CoalSegmentMember_D0689634E9F41D163FFC8F2C2FA9EAB6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_CoalSegmentMember_D0689634E9F41D163FFC8F2C2FA9EAB6" xlink:to="lab_ceix_CoalSegmentMember_D0689634E9F41D163FFC8F2C2FA9EAB6" xlink:type="arc"/>
<link:label id="lab_ceix_ProvedDevelopedandUndevelopedReserveMassRollforwardRollForward_E53923923C1DBD70B8B88F2C2FA918A4_terseLabel_en-US" xlink:label="lab_ceix_ProvedDevelopedandUndevelopedReserveMassRollforwardRollForward_E53923923C1DBD70B8B88F2C2FA918A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proved Developed and Undeveloped Reserve (Mass) Rollforward [Roll Forward] </link:label>
<link:label id="lab_ceix_ProvedDevelopedandUndevelopedReserveMassRollforwardRollForward_E53923923C1DBD70B8B88F2C2FA918A4_label_en-US" xlink:label="lab_ceix_ProvedDevelopedandUndevelopedReserveMassRollforwardRollForward_E53923923C1DBD70B8B88F2C2FA918A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proved Developed and Undeveloped Reserve (Mass) Rollforward [Roll Forward] </link:label>
<link:label id="lab_ceix_ProvedDevelopedandUndevelopedReserveMassRollforwardRollForward_E53923923C1DBD70B8B88F2C2FA918A4_documentation_en-US" xlink:label="lab_ceix_ProvedDevelopedandUndevelopedReserveMassRollforwardRollForward_E53923923C1DBD70B8B88F2C2FA918A4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Proved Developed and Undeveloped Reserve (Mass) Rollforward [Roll Forward] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_ProvedDevelopedandUndevelopedReserveMassRollforwardRollForward" xlink:label="loc_ceix_ProvedDevelopedandUndevelopedReserveMassRollforwardRollForward_E53923923C1DBD70B8B88F2C2FA918A4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_ProvedDevelopedandUndevelopedReserveMassRollforwardRollForward_E53923923C1DBD70B8B88F2C2FA918A4" xlink:to="lab_ceix_ProvedDevelopedandUndevelopedReserveMassRollforwardRollForward_E53923923C1DBD70B8B88F2C2FA918A4" xlink:type="arc"/>
<link:label id="lab_ceix_ProvedUndevelopedReserveMass_01C80E4FDF1DCE6ED55B8F2C2FA9EED5_periodStartLabel_en-US" xlink:label="lab_ceix_ProvedUndevelopedReserveMass_01C80E4FDF1DCE6ED55B8F2C2FA9EED5" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Consolidated recoverable coal reserves at beginning of period </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_ProvedUndevelopedReserveMass" xlink:label="loc_ceix_ProvedUndevelopedReserveMass_01C80E4FDF1DCE6ED55B8F2C2FA9EED5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_ProvedUndevelopedReserveMass_01C80E4FDF1DCE6ED55B8F2C2FA9EED5" xlink:to="lab_ceix_ProvedUndevelopedReserveMass_01C80E4FDF1DCE6ED55B8F2C2FA9EED5" xlink:type="arc"/>
<link:label id="lab_ceix_PurchaseOfMineralsInPlaceMass_4683D4769374F99226248F2C2FA9FF42_terseLabel_en-US" xlink:label="lab_ceix_PurchaseOfMineralsInPlaceMass_4683D4769374F99226248F2C2FA9FF42" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Purchased reserves </link:label>
<link:label id="lab_ceix_PurchaseOfMineralsInPlaceMass_4683D4769374F99226248F2C2FA9FF42_label_en-US" xlink:label="lab_ceix_PurchaseOfMineralsInPlaceMass_4683D4769374F99226248F2C2FA9FF42" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Purchase of minerals in place (Mass) </link:label>
<link:label id="lab_ceix_PurchaseOfMineralsInPlaceMass_4683D4769374F99226248F2C2FA9FF42_documentation_en-US" xlink:label="lab_ceix_PurchaseOfMineralsInPlaceMass_4683D4769374F99226248F2C2FA9FF42" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Purchase of minerals in place (Mass) </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_PurchaseOfMineralsInPlaceMass" xlink:label="loc_ceix_PurchaseOfMineralsInPlaceMass_4683D4769374F99226248F2C2FA9FF42" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_PurchaseOfMineralsInPlaceMass_4683D4769374F99226248F2C2FA9FF42" xlink:to="lab_ceix_PurchaseOfMineralsInPlaceMass_4683D4769374F99226248F2C2FA9FF42" xlink:type="arc"/>
<link:label id="lab_ceix_SalesOfMineralsInPlaceMass_2DBF49520F8D01E1A2DB8F2C2FAA6FCF_negatedTerseLabel_en-US" xlink:label="lab_ceix_SalesOfMineralsInPlaceMass_2DBF49520F8D01E1A2DB8F2C2FAA6FCF" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Reserves sold in place </link:label>
<link:label id="lab_ceix_SalesOfMineralsInPlaceMass_2DBF49520F8D01E1A2DB8F2C2FAA6FCF_label_en-US" xlink:label="lab_ceix_SalesOfMineralsInPlaceMass_2DBF49520F8D01E1A2DB8F2C2FAA6FCF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Sales of minerals in place (Mass) </link:label>
<link:label id="lab_ceix_SalesOfMineralsInPlaceMass_2DBF49520F8D01E1A2DB8F2C2FAA6FCF_documentation_en-US" xlink:label="lab_ceix_SalesOfMineralsInPlaceMass_2DBF49520F8D01E1A2DB8F2C2FAA6FCF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Sales of minerals in place (Mass) </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_SalesOfMineralsInPlaceMass" xlink:label="loc_ceix_SalesOfMineralsInPlaceMass_2DBF49520F8D01E1A2DB8F2C2FAA6FCF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_SalesOfMineralsInPlaceMass_2DBF49520F8D01E1A2DB8F2C2FAA6FCF" xlink:to="lab_ceix_SalesOfMineralsInPlaceMass_2DBF49520F8D01E1A2DB8F2C2FAA6FCF" xlink:type="arc"/>
<link:label id="lab_ceix_ProductionOfProvedReservesMass_F369570CAD4D7FD5EC368F2C2FAA704E_negatedTerseLabel_en-US" xlink:label="lab_ceix_ProductionOfProvedReservesMass_F369570CAD4D7FD5EC368F2C2FAA704E" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Production </link:label>
<link:label id="lab_ceix_ProductionOfProvedReservesMass_F369570CAD4D7FD5EC368F2C2FAA704E_label_en-US" xlink:label="lab_ceix_ProductionOfProvedReservesMass_F369570CAD4D7FD5EC368F2C2FAA704E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Production of proved reserves (Mass) </link:label>
<link:label id="lab_ceix_ProductionOfProvedReservesMass_F369570CAD4D7FD5EC368F2C2FAA704E_documentation_en-US" xlink:label="lab_ceix_ProductionOfProvedReservesMass_F369570CAD4D7FD5EC368F2C2FAA704E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Production of proved reserves (Mass) </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_ProductionOfProvedReservesMass" xlink:label="loc_ceix_ProductionOfProvedReservesMass_F369570CAD4D7FD5EC368F2C2FAA704E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_ProductionOfProvedReservesMass_F369570CAD4D7FD5EC368F2C2FAA704E" xlink:to="lab_ceix_ProductionOfProvedReservesMass_F369570CAD4D7FD5EC368F2C2FAA704E" xlink:type="arc"/>
<link:label id="lab_ceix_ProvedDevelopedandUndevelopedReserveRevisionofEstimateMass_186C346CA334657FB5F48F2C2FAA5AAE_negatedTerseLabel_en-US" xlink:label="lab_ceix_ProvedDevelopedandUndevelopedReserveRevisionofEstimateMass_186C346CA334657FB5F48F2C2FAA5AAE" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Revisions and other changes </link:label>
<link:label id="lab_ceix_ProvedDevelopedandUndevelopedReserveRevisionofEstimateMass_186C346CA334657FB5F48F2C2FAA5AAE_label_en-US" xlink:label="lab_ceix_ProvedDevelopedandUndevelopedReserveRevisionofEstimateMass_186C346CA334657FB5F48F2C2FAA5AAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proved Developed and Undeveloped Reserve, Revision of Estimate (Mass) </link:label>
<link:label id="lab_ceix_ProvedDevelopedandUndevelopedReserveRevisionofEstimateMass_186C346CA334657FB5F48F2C2FAA5AAE_documentation_en-US" xlink:label="lab_ceix_ProvedDevelopedandUndevelopedReserveRevisionofEstimateMass_186C346CA334657FB5F48F2C2FAA5AAE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Proved Developed and Undeveloped Reserve, Revision of Estimate (Mass) </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_ProvedDevelopedandUndevelopedReserveRevisionofEstimateMass" xlink:label="loc_ceix_ProvedDevelopedandUndevelopedReserveRevisionofEstimateMass_186C346CA334657FB5F48F2C2FAA5AAE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_ProvedDevelopedandUndevelopedReserveRevisionofEstimateMass_186C346CA334657FB5F48F2C2FAA5AAE" xlink:to="lab_ceix_ProvedDevelopedandUndevelopedReserveRevisionofEstimateMass_186C346CA334657FB5F48F2C2FAA5AAE" xlink:type="arc"/>
<link:label id="lab_ceix_ProvedUndevelopedReserveMass_24AD7D8E508FE80296768F2C2FAAB325_periodEndLabel_en-US" xlink:label="lab_ceix_ProvedUndevelopedReserveMass_24AD7D8E508FE80296768F2C2FAAB325" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Consolidated recoverable coal reserves at end of period </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_ProvedUndevelopedReserveMass" xlink:label="loc_ceix_ProvedUndevelopedReserveMass_24AD7D8E508FE80296768F2C2FAAB325" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_ProvedUndevelopedReserveMass_24AD7D8E508FE80296768F2C2FAAB325" xlink:to="lab_ceix_ProvedUndevelopedReserveMass_24AD7D8E508FE80296768F2C2FAAB325" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_FB2478D51B768F98307AD75264134F3E_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_FB2478D51B768F98307AD75264134F3E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Other Accrued Liabilities </link:label>
<link:label id="lab_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_FB2478D51B768F98307AD75264134F3E_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_FB2478D51B768F98307AD75264134F3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Accrued Liabilities [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_FB2478D51B768F98307AD75264134F3E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_FB2478D51B768F98307AD75264134F3E" xlink:to="lab_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_FB2478D51B768F98307AD75264134F3E" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_9D679FB0EFC1A42F1106D90C9E0241A9_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_9D679FB0EFC1A42F1106D90C9E0241A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Stockholders' Equity [Roll Forward] </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_9D679FB0EFC1A42F1106D90C9E0241A9_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_9D679FB0EFC1A42F1106D90C9E0241A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Stockholders' Equity [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_9D679FB0EFC1A42F1106D90C9E0241A9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommonStockSharesOutstanding_114FFCB5C66246E9F50AD90C9E0204A6_periodStartLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_114FFCB5C66246E9F50AD90C9E0204A6" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Balance, Beginning of Year (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_114FFCB5C66246E9F50AD90C9E0204A6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_2C1CF30EAEA005DB7961D90C9E027C45_verboseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_2C1CF30EAEA005DB7961D90C9E027C45" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Issuance Related to Separation and Distribution (in shares) </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_2C1CF30EAEA005DB7961D90C9E027C45_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_2C1CF30EAEA005DB7961D90C9E027C45" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, New Issues </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_2C1CF30EAEA005DB7961D90C9E027C45" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_776D61861C47C1C2DF60D92484B69E8C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_776D61861C47C1C2DF60D92484B69E8C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Retirement Related to Stock Repurchase (in shares) </link:label>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_F94256F57423004B847CD90C9E03458E_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_F94256F57423004B847CD90C9E03458E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Issuance Related to Stock-Based Compensation (in shares) </link:label>
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<link:label id="lab_us-gaap_CommonStockSharesOutstanding_1AAB11E2B0B834A07E3DD90C9E030AD6_periodEndLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_1AAB11E2B0B834A07E3DD90C9E030AD6" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Balance, End of Year (in shares) </link:label>
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<link:label id="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_9AC4FD5514D62B0322D51C9EFF1B6BD2_label_en-US" xlink:label="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_9AC4FD5514D62B0322D51C9EFF1B6BD2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Comprehensive Income [Abstract] </link:label>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTaxAbstract_65F75513936F560FA1921C9EFF1C8D31_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTaxAbstract_65F75513936F560FA1921C9EFF1C8D31" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Actuarially Determined Long-Term Liability Adjustments: </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTaxAbstract_65F75513936F560FA1921C9EFF1C8D31_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTaxAbstract_65F75513936F560FA1921C9EFF1C8D31" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, after Tax [Abstract] </link:label>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax_99517B7368A2680090961C9EFF1CC505_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax_99517B7368A2680090961C9EFF1CC505" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of Prior Service Credits (net of tax: $697, $662, $1,076) </link:label>
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<link:label id="lab_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanActuarialGainLossArisingDuringPeriodafterTax_D650A5F4B90DCA35F9DD1C9EFF1C3B1F_terseLabel_en-US" xlink:label="lab_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanActuarialGainLossArisingDuringPeriodafterTax_D650A5F4B90DCA35F9DD1C9EFF1C3B1F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Recognized Net Actuarial Loss (net of tax: $(3,958), $(5,590), $(9,039)) </link:label>
<link:label id="lab_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanActuarialGainLossArisingDuringPeriodafterTax_D650A5F4B90DCA35F9DD1C9EFF1C3B1F_label_en-US" xlink:label="lab_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanActuarialGainLossArisingDuringPeriodafterTax_D650A5F4B90DCA35F9DD1C9EFF1C3B1F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Defined Benefit Plan, Actuarial Gain (Loss) Arising During Period, after Tax </link:label>
<link:label id="lab_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanActuarialGainLossArisingDuringPeriodafterTax_D650A5F4B90DCA35F9DD1C9EFF1C3B1F_documentation_en-US" xlink:label="lab_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanActuarialGainLossArisingDuringPeriodafterTax_D650A5F4B90DCA35F9DD1C9EFF1C3B1F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Defined Benefit Plan, Actuarial Gain (Loss) Arising During Period, after Tax </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanActuarialGainLossArisingDuringPeriodafterTax" xlink:label="loc_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanActuarialGainLossArisingDuringPeriodafterTax_D650A5F4B90DCA35F9DD1C9EFF1C3B1F" xlink:type="locator"/>
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<link:label id="lab_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanSettlementGainLossafterTax_F91B01056362B67B1FB51C9EFF1DA843_terseLabel_en-US" xlink:label="lab_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanSettlementGainLossafterTax_F91B01056362B67B1FB51C9EFF1DA843" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Settlement Loss (net of tax: $0, $0, $(2,312)) </link:label>
<link:label id="lab_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanSettlementGainLossafterTax_F91B01056362B67B1FB51C9EFF1DA843_label_en-US" xlink:label="lab_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanSettlementGainLossafterTax_F91B01056362B67B1FB51C9EFF1DA843" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Defined Benefit Plan, Settlement Gain (Loss), after Tax </link:label>
<link:label id="lab_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanSettlementGainLossafterTax_F91B01056362B67B1FB51C9EFF1DA843_documentation_en-US" xlink:label="lab_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanSettlementGainLossafterTax_F91B01056362B67B1FB51C9EFF1DA843" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Defined Benefit Plan, Settlement Gain (Loss), after Tax </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanSettlementGainLossafterTax" xlink:label="loc_ceix_OtherComprehensiveIncomeLossDefinedBenefitPlanSettlementGainLossafterTax_F91B01056362B67B1FB51C9EFF1DA843" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax_CA5D9DF247CE59AFE5A61C9EFF1D14E8_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax_CA5D9DF247CE59AFE5A61C9EFF1D14E8" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Other Comprehensive (Loss) Gain before Reclassifications (net of tax: $11,690, $(14,986), $(26,360)) </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax_CA5D9DF247CE59AFE5A61C9EFF1D14E8_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax_CA5D9DF247CE59AFE5A61C9EFF1D14E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, after Tax </link:label>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_5C6AC7086449AF8123631C9EFF1DB60C_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_5C6AC7086449AF8123631C9EFF1DB60C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unrecognized Loss on Derivatives: </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_5C6AC7086449AF8123631C9EFF1DB60C_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_5C6AC7086449AF8123631C9EFF1DB60C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax [Abstract] </link:label>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_F43B6D845B368DD410B31C9EFF1D0515_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_F43B6D845B368DD410B31C9EFF1D0515" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unrealized Loss on Cash Flow Hedges (net of tax: $37, $0, $0) </link:label>
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<link:label id="lab_ceix_ComprehensiveIncomeLossNetOfTaxIncludingMinorityInterest_4D0A97CBBC3A435DF5281C9EFF1E53A4_totalLabel_en-US" xlink:label="lab_ceix_ComprehensiveIncomeLossNetOfTaxIncludingMinorityInterest_4D0A97CBBC3A435DF5281C9EFF1E53A4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Comprehensive Income </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_9E252C1E1267DA65DCACC4B1A4C66542_verboseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_9E252C1E1267DA65DCACC4B1A4C66542" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Number of units deliverable (in shares) </link:label>
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<link:label id="lab_ceix_ShareBasedCompensationStockSplitConversionRatio_053264A38F593D6C7553C4B1A4C64DE0_terseLabel_en-US" xlink:label="lab_ceix_ShareBasedCompensationStockSplitConversionRatio_053264A38F593D6C7553C4B1A4C64DE0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share conversion ratio </link:label>
<link:label id="lab_ceix_ShareBasedCompensationStockSplitConversionRatio_053264A38F593D6C7553C4B1A4C64DE0_label_en-US" xlink:label="lab_ceix_ShareBasedCompensationStockSplitConversionRatio_053264A38F593D6C7553C4B1A4C64DE0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Based Compensation, Stock Split Conversion Ratio </link:label>
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<link:label id="lab_us-gaap_EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount_02947C13CDE4C26131B3C4B1A4C78372_terseLabel_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount_02947C13CDE4C26131B3C4B1A4C78372" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Additional income tax expense </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_33B2E0E92579505797FEC4B1A4C7708A_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_33B2E0E92579505797FEC4B1A4C7708A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair value of units vested </link:label>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBenefitPlanImprovementTaxEffect_B5EF1C0F6DAA4B9B6028FC46F267A056_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBenefitPlanImprovementTaxEffect_B5EF1C0F6DAA4B9B6028FC46F267A056" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of Prior Service Credits, Tax </link:label>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax_5FDE3353A22C37705A09FCB2A204C059_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax_5FDE3353A22C37705A09FCB2A204C059" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Comprehensive (Loss) Gain before Reclassification, Tax </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax_5FDE3353A22C37705A09FCB2A204C059_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax_5FDE3353A22C37705A09FCB2A204C059" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax_5FDE3353A22C37705A09FCB2A204C059" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtInstrumentTable_E2BF6FC602F9B439F7D00D7BFE97A816_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable_E2BF6FC602F9B439F7D00D7BFE97A816" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Long-term Debt Instruments [Table] </link:label>
<link:label id="lab_us-gaap_DebtInstrumentTable_E2BF6FC602F9B439F7D00D7BFE97A816_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable_E2BF6FC602F9B439F7D00D7BFE97A816" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Long-term Debt Instruments [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaap_DebtInstrumentTable_E2BF6FC602F9B439F7D00D7BFE97A816" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SecuredDebtMember_296F533948A52639B3480D7BFE982E3A_terseLabel_en-US" xlink:label="lab_us-gaap_SecuredDebtMember_296F533948A52639B3480D7BFE982E3A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Secured Debt </link:label>
<link:label id="lab_us-gaap_SecuredDebtMember_296F533948A52639B3480D7BFE982E3A_label_en-US" xlink:label="lab_us-gaap_SecuredDebtMember_296F533948A52639B3480D7BFE982E3A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Secured Debt [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SecuredDebtMember" xlink:label="loc_us-gaap_SecuredDebtMember_296F533948A52639B3480D7BFE982E3A" xlink:type="locator"/>
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<link:label id="lab_ceix_MEDCORevenueBondsinSeriesdueSeptember2025at5.75Member_FD5870CD0A82C5C5A7590D7BFE999676_terseLabel_en-US" xlink:label="lab_ceix_MEDCORevenueBondsinSeriesdueSeptember2025at5.75Member_FD5870CD0A82C5C5A7590D7BFE999676" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> MEDCO Revenue Bonds in Series due September 2025 at 5.75% </link:label>
<link:label id="lab_ceix_MEDCORevenueBondsinSeriesdueSeptember2025at5.75Member_FD5870CD0A82C5C5A7590D7BFE999676_label_en-US" xlink:label="lab_ceix_MEDCORevenueBondsinSeriesdueSeptember2025at5.75Member_FD5870CD0A82C5C5A7590D7BFE999676" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> MEDCO Revenue Bonds in Series due September 2025 at 5.75% [Member] </link:label>
<link:label id="lab_ceix_MEDCORevenueBondsinSeriesdueSeptember2025at5.75Member_FD5870CD0A82C5C5A7590D7BFE999676_documentation_en-US" xlink:label="lab_ceix_MEDCORevenueBondsinSeriesdueSeptember2025at5.75Member_FD5870CD0A82C5C5A7590D7BFE999676" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> MEDCO Revenue Bonds in Series due September 2025 at 5.75% [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_MEDCORevenueBondsinSeriesdueSeptember2025at5.75Member" xlink:label="loc_ceix_MEDCORevenueBondsinSeriesdueSeptember2025at5.75Member_FD5870CD0A82C5C5A7590D7BFE999676" xlink:type="locator"/>
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<link:label id="lab_ceix_AdvanceRoyaltyCommitmentsMember_C74DEA4CCD2E264D1FB20D7BFE9ADC01_terseLabel_en-US" xlink:label="lab_ceix_AdvanceRoyaltyCommitmentsMember_C74DEA4CCD2E264D1FB20D7BFE9ADC01" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Advance Royalty Commitments </link:label>
<link:label id="lab_ceix_AdvanceRoyaltyCommitmentsMember_C74DEA4CCD2E264D1FB20D7BFE9ADC01_label_en-US" xlink:label="lab_ceix_AdvanceRoyaltyCommitmentsMember_C74DEA4CCD2E264D1FB20D7BFE9ADC01" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Advance Royalty Commitments [Member] </link:label>
<link:label id="lab_ceix_AdvanceRoyaltyCommitmentsMember_C74DEA4CCD2E264D1FB20D7BFE9ADC01_documentation_en-US" xlink:label="lab_ceix_AdvanceRoyaltyCommitmentsMember_C74DEA4CCD2E264D1FB20D7BFE9ADC01" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Advance Royalty Commitments [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_AdvanceRoyaltyCommitmentsMember" xlink:label="loc_ceix_AdvanceRoyaltyCommitmentsMember_C74DEA4CCD2E264D1FB20D7BFE9ADC01" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtInstrumentLineItems_1C1DE4FF49F5501FB4150D7BFE9A409E_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_1C1DE4FF49F5501FB4150D7BFE9A409E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Line Items] </link:label>
<link:label id="lab_us-gaap_DebtInstrumentLineItems_1C1DE4FF49F5501FB4150D7BFE9A409E_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_1C1DE4FF49F5501FB4150D7BFE9A409E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_1C1DE4FF49F5501FB4150D7BFE9A409E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermDebt_F5627C6905292E431CA50D7BFE9B4286_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebt_F5627C6905292E431CA50D7BFE9B4286" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt, net </link:label>
<link:label id="lab_us-gaap_LongTermDebt_F5627C6905292E431CA50D7BFE9B4286_label_en-US" xlink:label="lab_us-gaap_LongTermDebt_F5627C6905292E431CA50D7BFE9B4286" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_F5627C6905292E431CA50D7BFE9B4286" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebt_F5627C6905292E431CA50D7BFE9B4286" xlink:to="lab_us-gaap_LongTermDebt_F5627C6905292E431CA50D7BFE9B4286" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentCarryingAmount_8D14C3EF207B241A68570D7BFE9B1D63_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentCarryingAmount_8D14C3EF207B241A68570D7BFE9B1D63" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long term debt, gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_8D14C3EF207B241A68570D7BFE9B1D63" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_8D14C3EF207B241A68570D7BFE9B1D63" xlink:to="lab_us-gaap_DebtInstrumentCarryingAmount_8D14C3EF207B241A68570D7BFE9B1D63" xlink:type="arc"/>
<link:label id="lab_us-gaap_UnamortizedDebtIssuanceExpense_DA67705497BA0047E7DC0D7BFE9B8FA5_terseLabel_en-US" xlink:label="lab_us-gaap_UnamortizedDebtIssuanceExpense_DA67705497BA0047E7DC0D7BFE9B8FA5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Less: unamortized debt issuance costs </link:label>
<link:label id="lab_us-gaap_UnamortizedDebtIssuanceExpense_DA67705497BA0047E7DC0D7BFE9B8FA5_label_en-US" xlink:label="lab_us-gaap_UnamortizedDebtIssuanceExpense_DA67705497BA0047E7DC0D7BFE9B8FA5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unamortized Debt Issuance Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnamortizedDebtIssuanceExpense" xlink:label="loc_us-gaap_UnamortizedDebtIssuanceExpense_DA67705497BA0047E7DC0D7BFE9B8FA5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermDebtCurrent_1922C76395F1D0172B210D7BFE9B791C_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_1922C76395F1D0172B210D7BFE9B791C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Less amounts due in one year </link:label>
<link:label id="lab_us-gaap_LongTermDebtCurrent_1922C76395F1D0172B210D7BFE9B791C_label_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_1922C76395F1D0172B210D7BFE9B791C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Current Maturities </link:label>
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<link:label id="lab_us-gaap_LongTermDebtNoncurrent_46CB1AC644EBE6ACC8C80D7BFE9B0494_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_46CB1AC644EBE6ACC8C80D7BFE9B0494" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-Term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_46CB1AC644EBE6ACC8C80D7BFE9B0494" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtWeightedAverageInterestRate_8EF32D446AE91ED2E5FD0D7BFE9CE8FB_terseLabel_en-US" xlink:label="lab_us-gaap_DebtWeightedAverageInterestRate_8EF32D446AE91ED2E5FD0D7BFE9CE8FB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted average interest rate </link:label>
<link:label id="lab_us-gaap_DebtWeightedAverageInterestRate_8EF32D446AE91ED2E5FD0D7BFE9CE8FB_label_en-US" xlink:label="lab_us-gaap_DebtWeightedAverageInterestRate_8EF32D446AE91ED2E5FD0D7BFE9CE8FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt, Weighted Average Interest Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtWeightedAverageInterestRate" xlink:label="loc_us-gaap_DebtWeightedAverageInterestRate_8EF32D446AE91ED2E5FD0D7BFE9CE8FB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityCurrent_5B3ED04F44FBBCE461A20D7BFE9CDCAA_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityCurrent_5B3ED04F44FBBCE461A20D7BFE9CDCAA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current portion of finance lease </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityCurrent_5B3ED04F44FBBCE461A20D7BFE9CDCAA_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityCurrent_5B3ED04F44FBBCE461A20D7BFE9CDCAA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityCurrent" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrent_5B3ED04F44FBBCE461A20D7BFE9CDCAA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeaseLiabilityCurrent_5B3ED04F44FBBCE461A20D7BFE9CDCAA" xlink:to="lab_us-gaap_FinanceLeaseLiabilityCurrent_5B3ED04F44FBBCE461A20D7BFE9CDCAA" xlink:type="arc"/>
<link:label id="lab_us-gaap_CapitalLeaseObligationsCurrent_6E64F7EF0A4FC96D02420D7BFE9CCD60_verboseLabel_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligationsCurrent_6E64F7EF0A4FC96D02420D7BFE9CCD60" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Current portion of finance lease </link:label>
<link:label id="lab_us-gaap_CapitalLeaseObligationsCurrent_6E64F7EF0A4FC96D02420D7BFE9CCD60_label_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligationsCurrent_6E64F7EF0A4FC96D02420D7BFE9CCD60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capital Lease Obligations, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeaseObligationsCurrent" xlink:label="loc_us-gaap_CapitalLeaseObligationsCurrent_6E64F7EF0A4FC96D02420D7BFE9CCD60" xlink:type="locator"/>
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<link:label id="lab_ceix_FinanceLeaseRightofUseAssetBeforeAccumulatedAmortization_232573BE1EBBA8AAD1EEFC46F0D8323D_terseLabel_en-US" xlink:label="lab_ceix_FinanceLeaseRightofUseAssetBeforeAccumulatedAmortization_232573BE1EBBA8AAD1EEFC46F0D8323D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Assets under finance lease </link:label>
<link:label id="lab_ceix_FinanceLeaseRightofUseAssetBeforeAccumulatedAmortization_232573BE1EBBA8AAD1EEFC46F0D8323D_label_en-US" xlink:label="lab_ceix_FinanceLeaseRightofUseAssetBeforeAccumulatedAmortization_232573BE1EBBA8AAD1EEFC46F0D8323D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Right-of-Use Asset, Before Accumulated Amortization </link:label>
<link:label id="lab_ceix_FinanceLeaseRightofUseAssetBeforeAccumulatedAmortization_232573BE1EBBA8AAD1EEFC46F0D8323D_documentation_en-US" xlink:label="lab_ceix_FinanceLeaseRightofUseAssetBeforeAccumulatedAmortization_232573BE1EBBA8AAD1EEFC46F0D8323D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Finance Lease, Right-of-Use Asset, Before Accumulated Amortization </link:label>
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<link:label id="lab_us-gaap_CapitalLeaseObligations_D8D1BB5D0EAEF3B78321FC46F0D81837_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligations_D8D1BB5D0EAEF3B78321FC46F0D81837" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Assets under finance lease </link:label>
<link:label id="lab_us-gaap_CapitalLeaseObligations_D8D1BB5D0EAEF3B78321FC46F0D81837_label_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligations_D8D1BB5D0EAEF3B78321FC46F0D81837" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capital Lease Obligations </link:label>
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<link:label id="lab_ceix_FinanceLeaseRightOfUseAssetAccumulatedAmortization_D9552E0FA41EDE0966E2FC46F0D8406A_terseLabel_en-US" xlink:label="lab_ceix_FinanceLeaseRightOfUseAssetAccumulatedAmortization_D9552E0FA41EDE0966E2FC46F0D8406A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated amortization, finance lease </link:label>
<link:label id="lab_ceix_FinanceLeaseRightOfUseAssetAccumulatedAmortization_D9552E0FA41EDE0966E2FC46F0D8406A_label_en-US" xlink:label="lab_ceix_FinanceLeaseRightOfUseAssetAccumulatedAmortization_D9552E0FA41EDE0966E2FC46F0D8406A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Right-Of-Use Asset, Accumulated Amortization </link:label>
<link:label id="lab_ceix_FinanceLeaseRightOfUseAssetAccumulatedAmortization_D9552E0FA41EDE0966E2FC46F0D8406A_documentation_en-US" xlink:label="lab_ceix_FinanceLeaseRightOfUseAssetAccumulatedAmortization_D9552E0FA41EDE0966E2FC46F0D8406A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Finance Lease, Right-Of-Use Asset, Accumulated Amortization </link:label>
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<link:label id="lab_us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation_6E390417174B7A4517D8FC46F0D8BBE3_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation_6E390417174B7A4517D8FC46F0D8BBE3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated amortization, finance lease </link:label>
<link:label id="lab_us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation_6E390417174B7A4517D8FC46F0D8BBE3_label_en-US" xlink:label="lab_us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation_6E390417174B7A4517D8FC46F0D8BBE3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation" xlink:label="loc_us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation_6E390417174B7A4517D8FC46F0D8BBE3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinanceLeaseRightOfUseAssetAmortization_F924CA85D5D4C790FC70FC46F0D86A84_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseRightOfUseAssetAmortization_F924CA85D5D4C790FC70FC46F0D86A84" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of right of use assets </link:label>
<link:label id="lab_us-gaap_FinanceLeaseRightOfUseAssetAmortization_F924CA85D5D4C790FC70FC46F0D86A84_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseRightOfUseAssetAmortization_F924CA85D5D4C790FC70FC46F0D86A84" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Right-of-Use Asset, Amortization </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAssetAmortization" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_F924CA85D5D4C790FC70FC46F0D86A84" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CapitalLeasesIncomeStatementAmortizationExpense_BE09E7BAB7852D7E06F0FC46F0D9AA04_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalLeasesIncomeStatementAmortizationExpense_BE09E7BAB7852D7E06F0FC46F0D9AA04" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization expense under finance leases </link:label>
<link:label id="lab_us-gaap_CapitalLeasesIncomeStatementAmortizationExpense_BE09E7BAB7852D7E06F0FC46F0D9AA04_label_en-US" xlink:label="lab_us-gaap_CapitalLeasesIncomeStatementAmortizationExpense_BE09E7BAB7852D7E06F0FC46F0D9AA04" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capital Leases, Income Statement, Amortization Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesIncomeStatementAmortizationExpense" xlink:label="loc_us-gaap_CapitalLeasesIncomeStatementAmortizationExpense_BE09E7BAB7852D7E06F0FC46F0D9AA04" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationDisclosureTextBlock_A8A34C4F184527B0A4AED75262C5397C_terseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationDisclosureTextBlock_A8A34C4F184527B0A4AED75262C5397C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligations </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationDisclosureTextBlock_A8A34C4F184527B0A4AED75262C5397C_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationDisclosureTextBlock_A8A34C4F184527B0A4AED75262C5397C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetRetirementObligationDisclosureTextBlock" xlink:label="loc_us-gaap_AssetRetirementObligationDisclosureTextBlock_A8A34C4F184527B0A4AED75262C5397C" xlink:type="locator"/>
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<link:label id="lab_ceix_OtherAssetBackedFinancingMaturingDecember2020Member_4C76FA3F7DFBAF4FBF540D86EA9D2FE8_terseLabel_en-US" xlink:label="lab_ceix_OtherAssetBackedFinancingMaturingDecember2020Member_4C76FA3F7DFBAF4FBF540D86EA9D2FE8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Asset-Backed Financing Maturing December 2020 </link:label>
<link:label id="lab_ceix_OtherAssetBackedFinancingMaturingDecember2020Member_4C76FA3F7DFBAF4FBF540D86EA9D2FE8_label_en-US" xlink:label="lab_ceix_OtherAssetBackedFinancingMaturingDecember2020Member_4C76FA3F7DFBAF4FBF540D86EA9D2FE8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Asset-Backed Financing Maturing December 2020 [Member] </link:label>
<link:label id="lab_ceix_OtherAssetBackedFinancingMaturingDecember2020Member_4C76FA3F7DFBAF4FBF540D86EA9D2FE8_documentation_en-US" xlink:label="lab_ceix_OtherAssetBackedFinancingMaturingDecember2020Member_4C76FA3F7DFBAF4FBF540D86EA9D2FE8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Other Asset-Backed Financing Maturing December 2020 [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_OtherAssetBackedFinancingMaturingDecember2020Member" xlink:label="loc_ceix_OtherAssetBackedFinancingMaturingDecember2020Member_4C76FA3F7DFBAF4FBF540D86EA9D2FE8" xlink:type="locator"/>
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<link:label id="lab_ceix_OtherAssetBackedFinancingMaturingSeptember2024Member_5A86FF09DDF4AD713CF80D895D7A94E3_terseLabel_en-US" xlink:label="lab_ceix_OtherAssetBackedFinancingMaturingSeptember2024Member_5A86FF09DDF4AD713CF80D895D7A94E3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Asset-Backed Financing Maturing September 2024 </link:label>
<link:label id="lab_ceix_OtherAssetBackedFinancingMaturingSeptember2024Member_5A86FF09DDF4AD713CF80D895D7A94E3_label_en-US" xlink:label="lab_ceix_OtherAssetBackedFinancingMaturingSeptember2024Member_5A86FF09DDF4AD713CF80D895D7A94E3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Asset-Backed Financing Maturing September 2024 [Member] </link:label>
<link:label id="lab_ceix_OtherAssetBackedFinancingMaturingSeptember2024Member_5A86FF09DDF4AD713CF80D895D7A94E3_documentation_en-US" xlink:label="lab_ceix_OtherAssetBackedFinancingMaturingSeptember2024Member_5A86FF09DDF4AD713CF80D895D7A94E3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Other Asset-Backed Financing Maturing September 2024 </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_OtherAssetBackedFinancingMaturingSeptember2024Member" xlink:label="loc_ceix_OtherAssetBackedFinancingMaturingSeptember2024Member_5A86FF09DDF4AD713CF80D895D7A94E3" xlink:type="locator"/>
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<link:label id="lab_srt_StatementScenarioAxis_9EC54BABE7973EE4CE490D7BFE7F966F_terseLabel_en-US" xlink:label="lab_srt_StatementScenarioAxis_9EC54BABE7973EE4CE490D7BFE7F966F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Scenario [Axis] </link:label>
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<link:label id="lab_srt_ScenarioForecastMember_799924DEEEC6552E667F0D7BFE801A43_terseLabel_en-US" xlink:label="lab_srt_ScenarioForecastMember_799924DEEEC6552E667F0D7BFE801A43" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Scenario, Forecast </link:label>
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<link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_4F1F67524AAA6E8D7B690D7BFE80DBA4_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_4F1F67524AAA6E8D7B690D7BFE80DBA4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amendment to basis points </link:label>
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<link:label id="lab_ceix_TransactionsBetweenEntitiesUnderCommonControlPercentageofUndividedInterest_7D54893777FA21F759610D7BFE81BA78_terseLabel_en-US" xlink:label="lab_ceix_TransactionsBetweenEntitiesUnderCommonControlPercentageofUndividedInterest_7D54893777FA21F759610D7BFE81BA78" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Undivided interest </link:label>
<link:label id="lab_ceix_TransactionsBetweenEntitiesUnderCommonControlPercentageofUndividedInterest_7D54893777FA21F759610D7BFE81BA78_label_en-US" xlink:label="lab_ceix_TransactionsBetweenEntitiesUnderCommonControlPercentageofUndividedInterest_7D54893777FA21F759610D7BFE81BA78" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Transactions Between Entities Under Common Control, Percentage of Undivided Interest </link:label>
<link:label id="lab_ceix_TransactionsBetweenEntitiesUnderCommonControlPercentageofUndividedInterest_7D54893777FA21F759610D7BFE81BA78_documentation_en-US" xlink:label="lab_ceix_TransactionsBetweenEntitiesUnderCommonControlPercentageofUndividedInterest_7D54893777FA21F759610D7BFE81BA78" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Transactions Between Entities Under Common Control, Percentage of Undivided Interest </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_TransactionsBetweenEntitiesUnderCommonControlPercentageofUndividedInterest" xlink:label="loc_ceix_TransactionsBetweenEntitiesUnderCommonControlPercentageofUndividedInterest_7D54893777FA21F759610D7BFE81BA78" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_TransactionsBetweenEntitiesUnderCommonControlPercentageofUndividedInterest_7D54893777FA21F759610D7BFE81BA78" xlink:to="lab_ceix_TransactionsBetweenEntitiesUnderCommonControlPercentageofUndividedInterest_7D54893777FA21F759610D7BFE81BA78" xlink:type="arc"/>
<link:label id="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioMaximum_3177B22A71988FD6D93A0D7BFE81B805_terseLabel_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioMaximum_3177B22A71988FD6D93A0D7BFE81B805" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> First lien gross leverage ratio, maximum </link:label>
<link:label id="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioMaximum_3177B22A71988FD6D93A0D7BFE81B805_label_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioMaximum_3177B22A71988FD6D93A0D7BFE81B805" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, First Lien Gross Leverage Ratio, Maximum </link:label>
<link:label id="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioMaximum_3177B22A71988FD6D93A0D7BFE81B805_documentation_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioMaximum_3177B22A71988FD6D93A0D7BFE81B805" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, First Lien Gross Leverage Ratio </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioMaximum" xlink:label="loc_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioMaximum_3177B22A71988FD6D93A0D7BFE81B805" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioMaximum_3177B22A71988FD6D93A0D7BFE81B805" xlink:to="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioMaximum_3177B22A71988FD6D93A0D7BFE81B805" xlink:type="arc"/>
<link:label id="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioActual_09AB35A0C5B426E62D010D7BFE81FD93_terseLabel_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioActual_09AB35A0C5B426E62D010D7BFE81FD93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> First lien gross leverage ratio, actual </link:label>
<link:label id="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioActual_09AB35A0C5B426E62D010D7BFE81FD93_label_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioActual_09AB35A0C5B426E62D010D7BFE81FD93" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, First Lien Gross Leverage Ratio, Actual </link:label>
<link:label id="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioActual_09AB35A0C5B426E62D010D7BFE81FD93_documentation_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioActual_09AB35A0C5B426E62D010D7BFE81FD93" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, First Lien Gross Leverage Ratio, Actual </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioActual" xlink:label="loc_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioActual_09AB35A0C5B426E62D010D7BFE81FD93" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioActual_09AB35A0C5B426E62D010D7BFE81FD93" xlink:to="lab_ceix_DebtInstrumentCovenantFirstLienGrossLeverageRatioActual_09AB35A0C5B426E62D010D7BFE81FD93" xlink:type="arc"/>
<link:label id="lab_ceix_DebtInstrumentCovenantNetLeverageRatioMaximum_16127E7B3921E4C964050D7BFE818366_terseLabel_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantNetLeverageRatioMaximum_16127E7B3921E4C964050D7BFE818366" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total net leverage ratio, maximum </link:label>
<link:label id="lab_ceix_DebtInstrumentCovenantNetLeverageRatioMaximum_16127E7B3921E4C964050D7BFE818366_label_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantNetLeverageRatioMaximum_16127E7B3921E4C964050D7BFE818366" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, Net Leverage Ratio, Maximum </link:label>
<link:label id="lab_ceix_DebtInstrumentCovenantNetLeverageRatioMaximum_16127E7B3921E4C964050D7BFE818366_documentation_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantNetLeverageRatioMaximum_16127E7B3921E4C964050D7BFE818366" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, Net Leverage Ratio, Maximum </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_DebtInstrumentCovenantNetLeverageRatioMaximum" xlink:label="loc_ceix_DebtInstrumentCovenantNetLeverageRatioMaximum_16127E7B3921E4C964050D7BFE818366" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_DebtInstrumentCovenantNetLeverageRatioMaximum_16127E7B3921E4C964050D7BFE818366" xlink:to="lab_ceix_DebtInstrumentCovenantNetLeverageRatioMaximum_16127E7B3921E4C964050D7BFE818366" xlink:type="arc"/>
<link:label id="lab_ceix_DebtInstrumentCovenantNetLeverageRatioActual_5726C9392C2D12EDF7950D7BFE8169D6_terseLabel_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantNetLeverageRatioActual_5726C9392C2D12EDF7950D7BFE8169D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total net leverage ratio, actual </link:label>
<link:label id="lab_ceix_DebtInstrumentCovenantNetLeverageRatioActual_5726C9392C2D12EDF7950D7BFE8169D6_label_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantNetLeverageRatioActual_5726C9392C2D12EDF7950D7BFE8169D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, Net Leverage Ratio, Actual </link:label>
<link:label id="lab_ceix_DebtInstrumentCovenantNetLeverageRatioActual_5726C9392C2D12EDF7950D7BFE8169D6_documentation_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantNetLeverageRatioActual_5726C9392C2D12EDF7950D7BFE8169D6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, Net Leverage Ratio, Actual </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_DebtInstrumentCovenantNetLeverageRatioActual" xlink:label="loc_ceix_DebtInstrumentCovenantNetLeverageRatioActual_5726C9392C2D12EDF7950D7BFE8169D6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_DebtInstrumentCovenantNetLeverageRatioActual_5726C9392C2D12EDF7950D7BFE8169D6" xlink:to="lab_ceix_DebtInstrumentCovenantNetLeverageRatioActual_5726C9392C2D12EDF7950D7BFE8169D6" xlink:type="arc"/>
<link:label id="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioMinimum_E0A00AFB6E05A3A9CB920D7BFE82587E_terseLabel_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioMinimum_E0A00AFB6E05A3A9CB920D7BFE82587E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fixed charge coverage ratio, minimum </link:label>
<link:label id="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioMinimum_E0A00AFB6E05A3A9CB920D7BFE82587E_label_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioMinimum_E0A00AFB6E05A3A9CB920D7BFE82587E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, Fixed Charge Coverage Ratio, Minimum </link:label>
<link:label id="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioMinimum_E0A00AFB6E05A3A9CB920D7BFE82587E_documentation_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioMinimum_E0A00AFB6E05A3A9CB920D7BFE82587E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, Fixed Charge Coverage Ratio, Minimum </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_DebtInstrumentCovenantFixedChargeCoverageRatioMinimum" xlink:label="loc_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioMinimum_E0A00AFB6E05A3A9CB920D7BFE82587E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioMinimum_E0A00AFB6E05A3A9CB920D7BFE82587E" xlink:to="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioMinimum_E0A00AFB6E05A3A9CB920D7BFE82587E" xlink:type="arc"/>
<link:label id="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioActual_1E989C78AA47AB9324C00D7BFE826726_terseLabel_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioActual_1E989C78AA47AB9324C00D7BFE826726" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fixed charge coverage ratio </link:label>
<link:label id="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioActual_1E989C78AA47AB9324C00D7BFE826726_label_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioActual_1E989C78AA47AB9324C00D7BFE826726" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, Fixed Charge Coverage Ratio, Actual </link:label>
<link:label id="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioActual_1E989C78AA47AB9324C00D7BFE826726_documentation_en-US" xlink:label="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioActual_1E989C78AA47AB9324C00D7BFE826726" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, Fixed Charge Coverage Ratio, Actual </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_DebtInstrumentCovenantFixedChargeCoverageRatioActual" xlink:label="loc_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioActual_1E989C78AA47AB9324C00D7BFE826726" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioActual_1E989C78AA47AB9324C00D7BFE826726" xlink:to="lab_ceix_DebtInstrumentCovenantFixedChargeCoverageRatioActual_1E989C78AA47AB9324C00D7BFE826726" xlink:type="arc"/>
<link:label id="lab_us-gaap_RepaymentsOfLinesOfCredit_C9F16DCC741C2E45B28D0D7BFE8224A9_terseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLinesOfCredit_C9F16DCC741C2E45B28D0D7BFE8224A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Repayment on line of credit </link:label>
<link:label id="lab_us-gaap_RepaymentsOfLinesOfCredit_C9F16DCC741C2E45B28D0D7BFE8224A9_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLinesOfCredit_C9F16DCC741C2E45B28D0D7BFE8224A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Lines of Credit </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepaymentsOfLinesOfCredit" xlink:label="loc_us-gaap_RepaymentsOfLinesOfCredit_C9F16DCC741C2E45B28D0D7BFE8224A9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLinesOfCredit_C9F16DCC741C2E45B28D0D7BFE8224A9" xlink:to="lab_us-gaap_RepaymentsOfLinesOfCredit_C9F16DCC741C2E45B28D0D7BFE8224A9" xlink:type="arc"/>
<link:label id="lab_ceix_DebtInstrumentRepaymentPercentofExcessCashFlow_C6C2B9F5F8CFD17B1B5D0D7BFE829C81_terseLabel_en-US" xlink:label="lab_ceix_DebtInstrumentRepaymentPercentofExcessCashFlow_C6C2B9F5F8CFD17B1B5D0D7BFE829C81" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Repayment, percent of excess cash flow </link:label>
<link:label id="lab_ceix_DebtInstrumentRepaymentPercentofExcessCashFlow_C6C2B9F5F8CFD17B1B5D0D7BFE829C81_label_en-US" xlink:label="lab_ceix_DebtInstrumentRepaymentPercentofExcessCashFlow_C6C2B9F5F8CFD17B1B5D0D7BFE829C81" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Repayment, Percent of Excess Cash Flow </link:label>
<link:label id="lab_ceix_DebtInstrumentRepaymentPercentofExcessCashFlow_C6C2B9F5F8CFD17B1B5D0D7BFE829C81_documentation_en-US" xlink:label="lab_ceix_DebtInstrumentRepaymentPercentofExcessCashFlow_C6C2B9F5F8CFD17B1B5D0D7BFE829C81" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Repayment, Percent of Excess Cash Flow </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_DebtInstrumentRepaymentPercentofExcessCashFlow" xlink:label="loc_ceix_DebtInstrumentRepaymentPercentofExcessCashFlow_C6C2B9F5F8CFD17B1B5D0D7BFE829C81" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_DebtInstrumentRepaymentPercentofExcessCashFlow_C6C2B9F5F8CFD17B1B5D0D7BFE829C81" xlink:to="lab_ceix_DebtInstrumentRepaymentPercentofExcessCashFlow_C6C2B9F5F8CFD17B1B5D0D7BFE829C81" xlink:type="arc"/>
<link:label id="lab_ceix_DebtInstrumentRepaymentIncreaseDecreasetoPercentofExcessCashFlow_8FF7C02F9CA35DF5582C0D7BFE82EF0E_negatedLabel_en-US" xlink:label="lab_ceix_DebtInstrumentRepaymentIncreaseDecreasetoPercentofExcessCashFlow_8FF7C02F9CA35DF5582C0D7BFE82EF0E" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Reduced maximum amount of the mandatory annual excess cash flow sweep </link:label>
<link:label id="lab_ceix_DebtInstrumentRepaymentIncreaseDecreasetoPercentofExcessCashFlow_8FF7C02F9CA35DF5582C0D7BFE82EF0E_label_en-US" xlink:label="lab_ceix_DebtInstrumentRepaymentIncreaseDecreasetoPercentofExcessCashFlow_8FF7C02F9CA35DF5582C0D7BFE82EF0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Repayment, Increase (Decrease) to Percent of Excess Cash Flow </link:label>
<link:label id="lab_ceix_DebtInstrumentRepaymentIncreaseDecreasetoPercentofExcessCashFlow_8FF7C02F9CA35DF5582C0D7BFE82EF0E_documentation_en-US" xlink:label="lab_ceix_DebtInstrumentRepaymentIncreaseDecreasetoPercentofExcessCashFlow_8FF7C02F9CA35DF5582C0D7BFE82EF0E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Repayment, Increase (Decrease) to Percent of Excess Cash Flow </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_DebtInstrumentRepaymentIncreaseDecreasetoPercentofExcessCashFlow" xlink:label="loc_ceix_DebtInstrumentRepaymentIncreaseDecreasetoPercentofExcessCashFlow_8FF7C02F9CA35DF5582C0D7BFE82EF0E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_DebtInstrumentRepaymentIncreaseDecreasetoPercentofExcessCashFlow_8FF7C02F9CA35DF5582C0D7BFE82EF0E" xlink:to="lab_ceix_DebtInstrumentRepaymentIncreaseDecreasetoPercentofExcessCashFlow_8FF7C02F9CA35DF5582C0D7BFE82EF0E" xlink:type="arc"/>
<link:label id="lab_ceix_LettersOfCreditAmountOutstanding_BE5DC63784DF16515A880D7BFE83D803_terseLabel_en-US" xlink:label="lab_ceix_LettersOfCreditAmountOutstanding_BE5DC63784DF16515A880D7BFE83D803" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Letters of credit outstanding </link:label>
<link:label id="lab_ceix_LettersOfCreditAmountOutstanding_BE5DC63784DF16515A880D7BFE83D803_label_en-US" xlink:label="lab_ceix_LettersOfCreditAmountOutstanding_BE5DC63784DF16515A880D7BFE83D803" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Letters Of Credit Amount Outstanding </link:label>
<link:label id="lab_ceix_LettersOfCreditAmountOutstanding_BE5DC63784DF16515A880D7BFE83D803_documentation_en-US" xlink:label="lab_ceix_LettersOfCreditAmountOutstanding_BE5DC63784DF16515A880D7BFE83D803" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Letters Of Credit, Amount Outstanding </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_LettersOfCreditAmountOutstanding" xlink:label="loc_ceix_LettersOfCreditAmountOutstanding_BE5DC63784DF16515A880D7BFE83D803" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_LettersOfCreditAmountOutstanding_BE5DC63784DF16515A880D7BFE83D803" xlink:to="lab_ceix_LettersOfCreditAmountOutstanding_BE5DC63784DF16515A880D7BFE83D803" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentFaceAmount_724840EBE4D2EA3F145C0D7BFE83C43F_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_724840EBE4D2EA3F145C0D7BFE83C43F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Principal </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_724840EBE4D2EA3F145C0D7BFE83C43F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeLiabilitiesCurrent_3999990101817AEC18B60D7BFE84A9B6_label_en-US" xlink:label="lab_us-gaap_DerivativeLiabilitiesCurrent_3999990101817AEC18B60D7BFE84A9B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Current </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax_07FAA81F4F0552A3C41B0D7BFE852D72" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeNotionalAmount_C7299CE31F9D9797EE9B0D7BFE85D13B_label_en-US" xlink:label="lab_us-gaap_DerivativeNotionalAmount_C7299CE31F9D9797EE9B0D7BFE85D13B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Notional Amount </link:label>
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<link:label id="lab_us-gaap_DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimateOfTimeToTransfer1_E05E4F5C2FCCFEF77BB00D7BFE850ADD_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimateOfTimeToTransfer1_E05E4F5C2FCCFEF77BB00D7BFE850ADD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimate of Time to Transfer </link:label>
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<link:label id="lab_us-gaap_StatementEquityComponentsAxis_62F313C35BEC902F78D234F5265BAAF9_terseLabel_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_62F313C35BEC902F78D234F5265BAAF9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity Components [Axis] </link:label>
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<link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_E150E304504EEB9598E334F5265CB5DD_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_E150E304504EEB9598E334F5265CB5DD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Capital in Excess of Par Value </link:label>
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<link:label id="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_EAD3EEE6FA0DD228E2DAAB807DE83C0D_terseLabel_en-US" xlink:label="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_EAD3EEE6FA0DD228E2DAAB807DE83C0D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Carrying Amount </link:label>
<link:label id="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_EAD3EEE6FA0DD228E2DAAB807DE83C0D_label_en-US" xlink:label="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_EAD3EEE6FA0DD228E2DAAB807DE83C0D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reported Value Measurement [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_EAD3EEE6FA0DD228E2DAAB807DE83C0D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_ADA3C361CC2D94AA0248AB807DE847C0_terseLabel_en-US" xlink:label="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_ADA3C361CC2D94AA0248AB807DE847C0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value </link:label>
<link:label id="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_ADA3C361CC2D94AA0248AB807DE847C0_label_en-US" xlink:label="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_ADA3C361CC2D94AA0248AB807DE847C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Estimate of Fair Value Measurement [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:label="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_ADA3C361CC2D94AA0248AB807DE847C0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_95D672B04F6DC2FBB5B0AB807DE9C8A4_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_95D672B04F6DC2FBB5B0AB807DE9C8A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] </link:label>
<link:label id="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_95D672B04F6DC2FBB5B0AB807DE9C8A4_label_en-US" xlink:label="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_95D672B04F6DC2FBB5B0AB807DE9C8A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_95D672B04F6DC2FBB5B0AB807DE9C8A4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermDebtFairValue_3E6CCA7ABCFB58418172AB807DE9CE89_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtFairValue_3E6CCA7ABCFB58418172AB807DE9CE89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt, fair value </link:label>
<link:label id="lab_us-gaap_LongTermDebtFairValue_3E6CCA7ABCFB58418172AB807DE9CE89_label_en-US" xlink:label="lab_us-gaap_LongTermDebtFairValue_3E6CCA7ABCFB58418172AB807DE9CE89" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Fair Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtFairValue" xlink:label="loc_us-gaap_LongTermDebtFairValue_3E6CCA7ABCFB58418172AB807DE9CE89" xlink:type="locator"/>
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<link:label id="lab_us-gaap_QuarterlyFinancialInformationDisclosureAbstract_D898AD50CFBF2C619D13D7526688CC1F_label_en-US" xlink:label="lab_us-gaap_QuarterlyFinancialInformationDisclosureAbstract_D898AD50CFBF2C619D13D7526688CC1F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Quarterly Financial Information Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_QuarterlyFinancialInformationDisclosureAbstract" xlink:label="loc_us-gaap_QuarterlyFinancialInformationDisclosureAbstract_D898AD50CFBF2C619D13D7526688CC1F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_QuarterlyFinancialInformationTextBlock_CC7FC78AEDE6DF4DDC8ED75266898A0E_terseLabel_en-US" xlink:label="lab_us-gaap_QuarterlyFinancialInformationTextBlock_CC7FC78AEDE6DF4DDC8ED75266898A0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Supplemental Quarterly Information (unaudited) </link:label>
<link:label id="lab_us-gaap_QuarterlyFinancialInformationTextBlock_CC7FC78AEDE6DF4DDC8ED75266898A0E_label_en-US" xlink:label="lab_us-gaap_QuarterlyFinancialInformationTextBlock_CC7FC78AEDE6DF4DDC8ED75266898A0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Quarterly Financial Information [Text Block] </link:label>
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<link:label id="lab_ceix_ThermalCoalUtilitiesMember_64F864F33609F3C40DA10D7BFC9544F5_terseLabel_en-US" xlink:label="lab_ceix_ThermalCoalUtilitiesMember_64F864F33609F3C40DA10D7BFC9544F5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Thermal coal utilities </link:label>
<link:label id="lab_ceix_ThermalCoalUtilitiesMember_64F864F33609F3C40DA10D7BFC9544F5_label_en-US" xlink:label="lab_ceix_ThermalCoalUtilitiesMember_64F864F33609F3C40DA10D7BFC9544F5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Thermal Coal Utilities [Member] </link:label>
<link:label id="lab_ceix_ThermalCoalUtilitiesMember_64F864F33609F3C40DA10D7BFC9544F5_documentation_en-US" xlink:label="lab_ceix_ThermalCoalUtilitiesMember_64F864F33609F3C40DA10D7BFC9544F5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Thermal Coal Utilities [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_ThermalCoalUtilitiesMember" xlink:label="loc_ceix_ThermalCoalUtilitiesMember_64F864F33609F3C40DA10D7BFC9544F5" xlink:type="locator"/>
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<link:label id="lab_ceix_CoalBrokersAndDistributorsMember_3375D4EC7F0B08BA14840D7BFC95BCFE_terseLabel_en-US" xlink:label="lab_ceix_CoalBrokersAndDistributorsMember_3375D4EC7F0B08BA14840D7BFC95BCFE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Coal exporters and distributors </link:label>
<link:label id="lab_ceix_CoalBrokersAndDistributorsMember_3375D4EC7F0B08BA14840D7BFC95BCFE_label_en-US" xlink:label="lab_ceix_CoalBrokersAndDistributorsMember_3375D4EC7F0B08BA14840D7BFC95BCFE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Coal Brokers and Distributors [Member] </link:label>
<link:label id="lab_ceix_CoalBrokersAndDistributorsMember_3375D4EC7F0B08BA14840D7BFC95BCFE_documentation_en-US" xlink:label="lab_ceix_CoalBrokersAndDistributorsMember_3375D4EC7F0B08BA14840D7BFC95BCFE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Coal Brokers and Distributors [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_CoalBrokersAndDistributorsMember" xlink:label="loc_ceix_CoalBrokersAndDistributorsMember_3375D4EC7F0B08BA14840D7BFC95BCFE" xlink:type="locator"/>
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<link:label id="lab_ceix_SteelAndCokeProducersMember_0ED691EDD23E3FCDA4BC0D7BFC96A4FB_terseLabel_en-US" xlink:label="lab_ceix_SteelAndCokeProducersMember_0ED691EDD23E3FCDA4BC0D7BFC96A4FB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Steel and coke producers </link:label>
<link:label id="lab_ceix_SteelAndCokeProducersMember_0ED691EDD23E3FCDA4BC0D7BFC96A4FB_label_en-US" xlink:label="lab_ceix_SteelAndCokeProducersMember_0ED691EDD23E3FCDA4BC0D7BFC96A4FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Steel and Coke Producers [Member] </link:label>
<link:label id="lab_ceix_SteelAndCokeProducersMember_0ED691EDD23E3FCDA4BC0D7BFC96A4FB_documentation_en-US" xlink:label="lab_ceix_SteelAndCokeProducersMember_0ED691EDD23E3FCDA4BC0D7BFC96A4FB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Steel and Coke Producers [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_SteelAndCokeProducersMember" xlink:label="loc_ceix_SteelAndCokeProducersMember_0ED691EDD23E3FCDA4BC0D7BFC96A4FB" xlink:type="locator"/>
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<link:label id="lab_ceix_AllOtherMember_4E41A4BB66A34FD86B7B0D7BFC961787_terseLabel_en-US" xlink:label="lab_ceix_AllOtherMember_4E41A4BB66A34FD86B7B0D7BFC961787" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_ceix_AllOtherMember_4E41A4BB66A34FD86B7B0D7BFC961787_label_en-US" xlink:label="lab_ceix_AllOtherMember_4E41A4BB66A34FD86B7B0D7BFC961787" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> All Other [Member] </link:label>
<link:label id="lab_ceix_AllOtherMember_4E41A4BB66A34FD86B7B0D7BFC961787_documentation_en-US" xlink:label="lab_ceix_AllOtherMember_4E41A4BB66A34FD86B7B0D7BFC961787" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> All Other </link:label>
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<link:label id="lab_us-gaap_AccountsReceivableMember_860B97111E38E3DF37DF0D7BFC96A8C6_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableMember_860B97111E38E3DF37DF0D7BFC96A8C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable </link:label>
<link:label id="lab_us-gaap_AccountsReceivableMember_860B97111E38E3DF37DF0D7BFC96A8C6_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableMember_860B97111E38E3DF37DF0D7BFC96A8C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsReceivableMember" xlink:label="loc_us-gaap_AccountsReceivableMember_860B97111E38E3DF37DF0D7BFC96A8C6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccountsReceivableGrossCurrent_6586B939327F99ECB4D70D7BFC98C4C1_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableGrossCurrent_6586B939327F99ECB4D70D7BFC98C4C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total Trade Receivables </link:label>
<link:label id="lab_us-gaap_AccountsReceivableGrossCurrent_6586B939327F99ECB4D70D7BFC98C4C1_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableGrossCurrent_6586B939327F99ECB4D70D7BFC98C4C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable, before Allowance for Credit Loss, Current </link:label>
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<link:label id="lab_us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_71570DEB69F3798E295CC4B1A24BB6F8_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_71570DEB69F3798E295CC4B1A24BB6F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Related Party Transactions </link:label>
<link:label id="lab_us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_71570DEB69F3798E295CC4B1A24BB6F8_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_71570DEB69F3798E295CC4B1A24BB6F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Related Party Transactions [Table Text Block] </link:label>
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<link:label id="lab_ceix_AcquisitionsAndDispositionsDisclosureTextBlock_94F156F2E615ECD82E01D75A3DBCAEF9_terseLabel_en-US" xlink:label="lab_ceix_AcquisitionsAndDispositionsDisclosureTextBlock_94F156F2E615ECD82E01D75A3DBCAEF9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Separation from the Company's Former Parent </link:label>
<link:label id="lab_ceix_AcquisitionsAndDispositionsDisclosureTextBlock_94F156F2E615ECD82E01D75A3DBCAEF9_label_en-US" xlink:label="lab_ceix_AcquisitionsAndDispositionsDisclosureTextBlock_94F156F2E615ECD82E01D75A3DBCAEF9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Acquisitions And Dispositions Disclosure [Text Block] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_1E77741D4BDC7211A455D75262C7ADB2_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_1E77741D4BDC7211A455D75262C7ADB2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Supplemental Quarterly Information (unaudited) </link:label>
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<link:label id="lab_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_DB907A4FE1CBBA6D65ABD75262239B3C_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_DB907A4FE1CBBA6D65ABD75262239B3C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related Party Transactions </link:label>
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<link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_2BC5E2EF9E4F4FC59ABAD75263C10B87_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_2BC5E2EF9E4F4FC59ABAD75263C10B87" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Long-Term Disability Plan </link:label>
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<link:label id="lab_us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTable_B6BCC33761BDEE114CF90D7BFB949376_terseLabel_en-US" xlink:label="lab_us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTable_B6BCC33761BDEE114CF90D7BFB949376" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Reconciliation of Assets from Segment to Consolidated [Table] </link:label>
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<link:label id="lab_us-gaap_OperatingSegmentsMember_3307DF80E72F2A9520070D7BFB954F73_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember_3307DF80E72F2A9520070D7BFB954F73" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Segments </link:label>
<link:label id="lab_us-gaap_OperatingSegmentsMember_3307DF80E72F2A9520070D7BFB954F73_label_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember_3307DF80E72F2A9520070D7BFB954F73" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Segments [Member] </link:label>
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<link:label id="lab_ceix_CorporateReconcilingItemsAndEliminationsMember_1B513CA6C798374FA6E70D7BFB959A85_documentation_en-US" xlink:label="lab_ceix_CorporateReconcilingItemsAndEliminationsMember_1B513CA6C798374FA6E70D7BFB959A85" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Corporate Reconciling Items and Eliminations [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_CorporateReconcilingItemsAndEliminationsMember" xlink:label="loc_ceix_CorporateReconcilingItemsAndEliminationsMember_1B513CA6C798374FA6E70D7BFB959A85" xlink:type="locator"/>
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<link:label id="lab_ceix_TotalReportableSegmentsMember_BEAE9C66016A83A92D1D0D7BFB9681BD_terseLabel_en-US" xlink:label="lab_ceix_TotalReportableSegmentsMember_BEAE9C66016A83A92D1D0D7BFB9681BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment Assets for Total Reportable Business Segments </link:label>
<link:label id="lab_ceix_TotalReportableSegmentsMember_BEAE9C66016A83A92D1D0D7BFB9681BD_label_en-US" xlink:label="lab_ceix_TotalReportableSegmentsMember_BEAE9C66016A83A92D1D0D7BFB9681BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Total Reportable Segments [Member] </link:label>
<link:label id="lab_ceix_TotalReportableSegmentsMember_BEAE9C66016A83A92D1D0D7BFB9681BD_documentation_en-US" xlink:label="lab_ceix_TotalReportableSegmentsMember_BEAE9C66016A83A92D1D0D7BFB9681BD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Total Reportable Segments </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_TotalReportableSegmentsMember" xlink:label="loc_ceix_TotalReportableSegmentsMember_BEAE9C66016A83A92D1D0D7BFB9681BD" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AllOtherSegmentsMember_8A4F561527066EA003FA0D7BFB97E25D_terseLabel_en-US" xlink:label="lab_us-gaap_AllOtherSegmentsMember_8A4F561527066EA003FA0D7BFB97E25D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment Assets for All Other Business Segments </link:label>
<link:label id="lab_us-gaap_AllOtherSegmentsMember_8A4F561527066EA003FA0D7BFB97E25D_label_en-US" xlink:label="lab_us-gaap_AllOtherSegmentsMember_8A4F561527066EA003FA0D7BFB97E25D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Segments [Member] </link:label>
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<link:label id="lab_us-gaap_SegmentReportingAssetReconcilingItemLineItems_4A382FB8E3E213A0824A0D7BFB9780A4_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingAssetReconcilingItemLineItems_4A382FB8E3E213A0824A0D7BFB9780A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment Reporting, Asset Reconciling Item [Line Items] </link:label>
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<link:label id="lab_us-gaap_InvestmentsAndCash_3DC430258B4BC19BD3140D7BFB98D288_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsAndCash_3DC430258B4BC19BD3140D7BFB98D288" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and Other Investments </link:label>
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<link:label id="lab_dei_DocumentAnnualReport_BAAE53E93113EA4ADD0121DA3E310967_label_en-US" xlink:label="lab_dei_DocumentAnnualReport_BAAE53E93113EA4ADD0121DA3E310967" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Annual Report </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentAnnualReport" xlink:label="loc_dei_DocumentAnnualReport_BAAE53E93113EA4ADD0121DA3E310967" xlink:type="locator"/>
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<link:label id="lab_dei_DocumentTransitionReport_7CBDBD802003151A3A8021DA3E32F2C3_label_en-US" xlink:label="lab_dei_DocumentTransitionReport_7CBDBD802003151A3A8021DA3E32F2C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Transition Report </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentTransitionReport" xlink:label="loc_dei_DocumentTransitionReport_7CBDBD802003151A3A8021DA3E32F2C3" xlink:type="locator"/>
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<link:label id="lab_dei_DocumentPeriodEndDate_14370C1A9CF081EFE24E21DA3E321BDD_label_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_14370C1A9CF081EFE24E21DA3E321BDD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Period End Date </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_14370C1A9CF081EFE24E21DA3E321BDD" xlink:type="locator"/>
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<link:label id="lab_dei_DocumentFiscalPeriodFocus_45E2AF1CDF34640F2E8721DA3E322121_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_45E2AF1CDF34640F2E8721DA3E322121" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Fiscal Period Focus </link:label>
<link:label id="lab_dei_DocumentFiscalPeriodFocus_45E2AF1CDF34640F2E8721DA3E322121_label_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_45E2AF1CDF34640F2E8721DA3E322121" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Fiscal Period Focus </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_dei_DocumentFiscalPeriodFocus_45E2AF1CDF34640F2E8721DA3E322121" xlink:type="locator"/>
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<link:label id="lab_dei_DocumentFiscalYearFocus_D96EB036E46A5E25A8DE21DA3E32045B_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_D96EB036E46A5E25A8DE21DA3E32045B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Fiscal Year Focus </link:label>
<link:label id="lab_dei_DocumentFiscalYearFocus_D96EB036E46A5E25A8DE21DA3E32045B_label_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_D96EB036E46A5E25A8DE21DA3E32045B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Fiscal Year Focus </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_D96EB036E46A5E25A8DE21DA3E32045B" xlink:type="locator"/>
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<link:label id="lab_dei_CurrentFiscalYearEndDate_47D4153F8E5511EFD6FD21DA3E3235CA_terseLabel_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_47D4153F8E5511EFD6FD21DA3E3235CA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current Fiscal Year End </link:label>
<link:label id="lab_dei_CurrentFiscalYearEndDate_47D4153F8E5511EFD6FD21DA3E3235CA_label_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_47D4153F8E5511EFD6FD21DA3E3235CA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Current Fiscal Year End Date </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_dei_CurrentFiscalYearEndDate_47D4153F8E5511EFD6FD21DA3E3235CA" xlink:type="locator"/>
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<link:label id="lab_dei_EntityFileNumber_FECE01B0E33CD478232121DA3E32230C_terseLabel_en-US" xlink:label="lab_dei_EntityFileNumber_FECE01B0E33CD478232121DA3E32230C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity File Number </link:label>
<link:label id="lab_dei_EntityFileNumber_FECE01B0E33CD478232121DA3E32230C_label_en-US" xlink:label="lab_dei_EntityFileNumber_FECE01B0E33CD478232121DA3E32230C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity File Number </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFileNumber" xlink:label="loc_dei_EntityFileNumber_FECE01B0E33CD478232121DA3E32230C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFileNumber_FECE01B0E33CD478232121DA3E32230C" xlink:to="lab_dei_EntityFileNumber_FECE01B0E33CD478232121DA3E32230C" xlink:type="arc"/>
<link:label id="lab_dei_AmendmentFlag_A7680D1FF8F4C034D1BF21DA3E33B855_terseLabel_en-US" xlink:label="lab_dei_AmendmentFlag_A7680D1FF8F4C034D1BF21DA3E33B855" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amendment Flag </link:label>
<link:label id="lab_dei_AmendmentFlag_A7680D1FF8F4C034D1BF21DA3E33B855_label_en-US" xlink:label="lab_dei_AmendmentFlag_A7680D1FF8F4C034D1BF21DA3E33B855" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amendment Flag </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_A7680D1FF8F4C034D1BF21DA3E33B855" xlink:type="locator"/>
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<link:label id="lab_dei_EntityRegistrantName_11162FFED05C3090A7F021DA3E333FAD_terseLabel_en-US" xlink:label="lab_dei_EntityRegistrantName_11162FFED05C3090A7F021DA3E333FAD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Registrant Name </link:label>
<link:label id="lab_dei_EntityRegistrantName_11162FFED05C3090A7F021DA3E333FAD_label_en-US" xlink:label="lab_dei_EntityRegistrantName_11162FFED05C3090A7F021DA3E333FAD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Registrant Name </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_11162FFED05C3090A7F021DA3E333FAD" xlink:type="locator"/>
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<link:label id="lab_dei_EntityIncorporationStateCountryCode_2CB4D696C91A974F8ECA21DA3E334A66_terseLabel_en-US" xlink:label="lab_dei_EntityIncorporationStateCountryCode_2CB4D696C91A974F8ECA21DA3E334A66" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Incorporation, State or Country Code </link:label>
<link:label id="lab_dei_EntityIncorporationStateCountryCode_2CB4D696C91A974F8ECA21DA3E334A66_label_en-US" xlink:label="lab_dei_EntityIncorporationStateCountryCode_2CB4D696C91A974F8ECA21DA3E334A66" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Incorporation, State or Country Code </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="loc_dei_EntityIncorporationStateCountryCode_2CB4D696C91A974F8ECA21DA3E334A66" xlink:type="locator"/>
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<link:label id="lab_dei_EntityTaxIdentificationNumber_1E881E1D790DAB35335721DA3E335C99_terseLabel_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber_1E881E1D790DAB35335721DA3E335C99" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Tax Identification Number </link:label>
<link:label id="lab_dei_EntityTaxIdentificationNumber_1E881E1D790DAB35335721DA3E335C99_label_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber_1E881E1D790DAB35335721DA3E335C99" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Tax Identification Number </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityTaxIdentificationNumber" xlink:label="loc_dei_EntityTaxIdentificationNumber_1E881E1D790DAB35335721DA3E335C99" xlink:type="locator"/>
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<link:label id="lab_dei_EntityAddressAddressLine1_4DE3ACFC00FF5D2E107121DA3E337483_terseLabel_en-US" xlink:label="lab_dei_EntityAddressAddressLine1_4DE3ACFC00FF5D2E107121DA3E337483" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, Address Line One </link:label>
<link:label id="lab_dei_EntityAddressAddressLine1_4DE3ACFC00FF5D2E107121DA3E337483_label_en-US" xlink:label="lab_dei_EntityAddressAddressLine1_4DE3ACFC00FF5D2E107121DA3E337483" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, Address Line One </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressAddressLine1" xlink:label="loc_dei_EntityAddressAddressLine1_4DE3ACFC00FF5D2E107121DA3E337483" xlink:type="locator"/>
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<link:label id="lab_dei_EntityAddressAddressLine2_92869DA1DD7A23533F6C21DA3E331A82_terseLabel_en-US" xlink:label="lab_dei_EntityAddressAddressLine2_92869DA1DD7A23533F6C21DA3E331A82" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, Address Line Two </link:label>
<link:label id="lab_dei_EntityAddressAddressLine2_92869DA1DD7A23533F6C21DA3E331A82_label_en-US" xlink:label="lab_dei_EntityAddressAddressLine2_92869DA1DD7A23533F6C21DA3E331A82" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, Address Line Two </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressAddressLine2" xlink:label="loc_dei_EntityAddressAddressLine2_92869DA1DD7A23533F6C21DA3E331A82" xlink:type="locator"/>
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<link:label id="lab_dei_EntityAddressCityOrTown_199F5370C51FBB179BD021DA3E3431A1_terseLabel_en-US" xlink:label="lab_dei_EntityAddressCityOrTown_199F5370C51FBB179BD021DA3E3431A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, City or Town </link:label>
<link:label id="lab_dei_EntityAddressCityOrTown_199F5370C51FBB179BD021DA3E3431A1_label_en-US" xlink:label="lab_dei_EntityAddressCityOrTown_199F5370C51FBB179BD021DA3E3431A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, City or Town </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressCityOrTown" xlink:label="loc_dei_EntityAddressCityOrTown_199F5370C51FBB179BD021DA3E3431A1" xlink:type="locator"/>
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<link:label id="lab_dei_EntityAddressStateOrProvince_91996E162CB5DDA6C9A321DA3E34789F_terseLabel_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince_91996E162CB5DDA6C9A321DA3E34789F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, State or Province </link:label>
<link:label id="lab_dei_EntityAddressStateOrProvince_91996E162CB5DDA6C9A321DA3E34789F_label_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince_91996E162CB5DDA6C9A321DA3E34789F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, State or Province </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressStateOrProvince" xlink:label="loc_dei_EntityAddressStateOrProvince_91996E162CB5DDA6C9A321DA3E34789F" xlink:type="locator"/>
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<link:label id="lab_dei_EntityAddressPostalZipCode_83A467E78697E268462321DA3E346FDD_terseLabel_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode_83A467E78697E268462321DA3E346FDD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, Postal Zip Code </link:label>
<link:label id="lab_dei_EntityAddressPostalZipCode_83A467E78697E268462321DA3E346FDD_label_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode_83A467E78697E268462321DA3E346FDD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, Postal Zip Code </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressPostalZipCode" xlink:label="loc_dei_EntityAddressPostalZipCode_83A467E78697E268462321DA3E346FDD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressPostalZipCode_83A467E78697E268462321DA3E346FDD" xlink:to="lab_dei_EntityAddressPostalZipCode_83A467E78697E268462321DA3E346FDD" xlink:type="arc"/>
<link:label id="lab_dei_CityAreaCode_0CCA1A328B68A682156821DA3E3404F2_terseLabel_en-US" xlink:label="lab_dei_CityAreaCode_0CCA1A328B68A682156821DA3E3404F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> City Area Code </link:label>
<link:label id="lab_dei_CityAreaCode_0CCA1A328B68A682156821DA3E3404F2_label_en-US" xlink:label="lab_dei_CityAreaCode_0CCA1A328B68A682156821DA3E3404F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> City Area Code </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CityAreaCode" xlink:label="loc_dei_CityAreaCode_0CCA1A328B68A682156821DA3E3404F2" xlink:type="locator"/>
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<link:label id="lab_dei_LocalPhoneNumber_2FD36E913D28423358D021DA3E34FA38_terseLabel_en-US" xlink:label="lab_dei_LocalPhoneNumber_2FD36E913D28423358D021DA3E34FA38" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Local Phone Number </link:label>
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<link:label id="lab_dei_EntityWellKnownSeasonedIssuer_8B16059F4DA23E0F12A521DA3E35E50C_terseLabel_en-US" xlink:label="lab_dei_EntityWellKnownSeasonedIssuer_8B16059F4DA23E0F12A521DA3E35E50C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Well-known Seasoned Issuer </link:label>
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<link:label id="lab_dei_EntityInteractiveDataCurrent_B8E38CD5EF012D4D724D21DA3E3AA083_terseLabel_en-US" xlink:label="lab_dei_EntityInteractiveDataCurrent_B8E38CD5EF012D4D724D21DA3E3AA083" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Interactive Data Current </link:label>
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<link:label id="lab_dei_EntitySmallBusiness_C43C645509239D995C7921DA3E3BC44B_terseLabel_en-US" xlink:label="lab_dei_EntitySmallBusiness_C43C645509239D995C7921DA3E3BC44B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Small Business </link:label>
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<link:label id="lab_dei_EntityEmergingGrowthCompany_52EEE14CD0FEB2DE890221DA3E3BD678_terseLabel_en-US" xlink:label="lab_dei_EntityEmergingGrowthCompany_52EEE14CD0FEB2DE890221DA3E3BD678" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Emerging Growth Company </link:label>
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<link:label id="lab_ceix_OperatingLeaseCostFixed_9FBED60531D2DDEA30DC8F2C31F77D07_terseLabel_en-US" xlink:label="lab_ceix_OperatingLeaseCostFixed_9FBED60531D2DDEA30DC8F2C31F77D07" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fixed operating lease expense </link:label>
<link:label id="lab_ceix_OperatingLeaseCostFixed_9FBED60531D2DDEA30DC8F2C31F77D07_label_en-US" xlink:label="lab_ceix_OperatingLeaseCostFixed_9FBED60531D2DDEA30DC8F2C31F77D07" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Cost, Fixed </link:label>
<link:label id="lab_ceix_OperatingLeaseCostFixed_9FBED60531D2DDEA30DC8F2C31F77D07_documentation_en-US" xlink:label="lab_ceix_OperatingLeaseCostFixed_9FBED60531D2DDEA30DC8F2C31F77D07" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Operating Lease, Cost, Fixed </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_OperatingLeaseCostFixed" xlink:label="loc_ceix_OperatingLeaseCostFixed_9FBED60531D2DDEA30DC8F2C31F77D07" xlink:type="locator"/>
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<link:label id="lab_ceix_OperatingLeaseCostVariable_EF747962ED5B396A982A8F2C31F874D8_terseLabel_en-US" xlink:label="lab_ceix_OperatingLeaseCostVariable_EF747962ED5B396A982A8F2C31F874D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable operating lease expense </link:label>
<link:label id="lab_ceix_OperatingLeaseCostVariable_EF747962ED5B396A982A8F2C31F874D8_label_en-US" xlink:label="lab_ceix_OperatingLeaseCostVariable_EF747962ED5B396A982A8F2C31F874D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Cost, Variable </link:label>
<link:label id="lab_ceix_OperatingLeaseCostVariable_EF747962ED5B396A982A8F2C31F874D8_documentation_en-US" xlink:label="lab_ceix_OperatingLeaseCostVariable_EF747962ED5B396A982A8F2C31F874D8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Operating Lease, Cost, Variable </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_OperatingLeaseCostVariable" xlink:label="loc_ceix_OperatingLeaseCostVariable_EF747962ED5B396A982A8F2C31F874D8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLeaseCost_43E0F27392665F00B4688F2C31F84C5B_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseCost_43E0F27392665F00B4688F2C31F84C5B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total operating lease expense </link:label>
<link:label id="lab_us-gaap_OperatingLeaseCost_43E0F27392665F00B4688F2C31F84C5B_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseCost_43E0F27392665F00B4688F2C31F84C5B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Cost </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseCost" xlink:label="loc_us-gaap_OperatingLeaseCost_43E0F27392665F00B4688F2C31F84C5B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseCost_43E0F27392665F00B4688F2C31F84C5B" xlink:to="lab_us-gaap_OperatingLeaseCost_43E0F27392665F00B4688F2C31F84C5B" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasePayments_4CCF985C1A452A2444EC8F2C31F83C65_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasePayments_4CCF985C1A452A2444EC8F2C31F83C65" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash paid for amounts included in the measurement of operating lease liabilities </link:label>
<link:label id="lab_us-gaap_OperatingLeasePayments_4CCF985C1A452A2444EC8F2C31F83C65_label_en-US" xlink:label="lab_us-gaap_OperatingLeasePayments_4CCF985C1A452A2444EC8F2C31F83C65" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Payments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasePayments" xlink:label="loc_us-gaap_OperatingLeasePayments_4CCF985C1A452A2444EC8F2C31F83C65" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasePayments_4CCF985C1A452A2444EC8F2C31F83C65" xlink:to="lab_us-gaap_OperatingLeasePayments_4CCF985C1A452A2444EC8F2C31F83C65" xlink:type="arc"/>
<link:label id="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_4BDFBC6FE041FF53E3988F2C31F88B9B_terseLabel_en-US" xlink:label="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_4BDFBC6FE041FF53E3988F2C31F88B9B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> ROU assets obtained in exchange for operating lease obligations </link:label>
<link:label id="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_4BDFBC6FE041FF53E3988F2C31F88B9B_label_en-US" xlink:label="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_4BDFBC6FE041FF53E3988F2C31F88B9B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Right-of-Use Asset Obtained in Exchange for Operating Lease Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability" xlink:label="loc_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_4BDFBC6FE041FF53E3988F2C31F88B9B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinanceLeaseInterestExpense_00AE9E927171B81D2A438F2C31F9F556_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseInterestExpense_00AE9E927171B81D2A438F2C31F9F556" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest expense </link:label>
<link:label id="lab_us-gaap_FinanceLeaseInterestExpense_00AE9E927171B81D2A438F2C31F9F556_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseInterestExpense_00AE9E927171B81D2A438F2C31F9F556" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Interest Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseInterestExpense" xlink:label="loc_us-gaap_FinanceLeaseInterestExpense_00AE9E927171B81D2A438F2C31F9F556" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeaseInterestExpense_00AE9E927171B81D2A438F2C31F9F556" xlink:to="lab_us-gaap_FinanceLeaseInterestExpense_00AE9E927171B81D2A438F2C31F9F556" xlink:type="arc"/>
<link:label id="lab_ceix_FinanceLeaseCost_9D3A933F2893E6B6216A8F2C31F9999B_totalLabel_en-US" xlink:label="lab_ceix_FinanceLeaseCost_9D3A933F2893E6B6216A8F2C31F9999B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total finance lease expense </link:label>
<link:label id="lab_ceix_FinanceLeaseCost_9D3A933F2893E6B6216A8F2C31F9999B_label_en-US" xlink:label="lab_ceix_FinanceLeaseCost_9D3A933F2893E6B6216A8F2C31F9999B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Cost </link:label>
<link:label id="lab_ceix_FinanceLeaseCost_9D3A933F2893E6B6216A8F2C31F9999B_documentation_en-US" xlink:label="lab_ceix_FinanceLeaseCost_9D3A933F2893E6B6216A8F2C31F9999B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Finance Lease, Cost </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_FinanceLeaseCost" xlink:label="loc_ceix_FinanceLeaseCost_9D3A933F2893E6B6216A8F2C31F9999B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_FinanceLeaseCost_9D3A933F2893E6B6216A8F2C31F9999B" xlink:to="lab_ceix_FinanceLeaseCost_9D3A933F2893E6B6216A8F2C31F9999B" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_F0B358F05ADA491416408F2C31F9C081_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_F0B358F05ADA491416408F2C31F9C081" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted average remaining lease term (in years) </link:label>
<link:label id="lab_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_F0B358F05ADA491416408F2C31F9C081_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_F0B358F05ADA491416408F2C31F9C081" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Weighted Average Remaining Lease Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="loc_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_F0B358F05ADA491416408F2C31F9C081" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_8642A741B276F5979FC18F2C31F9930B_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_8642A741B276F5979FC18F2C31F9930B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted average discount rate </link:label>
<link:label id="lab_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_8642A741B276F5979FC18F2C31F9930B_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_8642A741B276F5979FC18F2C31F9930B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Weighted Average Discount Rate, Percent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent" xlink:label="loc_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_8642A741B276F5979FC18F2C31F9930B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_290EE532995AD76D97D3FC46F2028335_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_290EE532995AD76D97D3FC46F2028335" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_290EE532995AD76D97D3FC46F2028335_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_290EE532995AD76D97D3FC46F2028335" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_ECA11503569936FDA6FFFC46F202CB19_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_ECA11503569936FDA6FFFC46F202CB19" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Cash </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_ECA11503569936FDA6FFFC46F202CB19_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_ECA11503569936FDA6FFFC46F202CB19" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_TradeAndOtherAccountsReceivablePolicy_8A51F0DD84614864B228FC46F202946C_terseLabel_en-US" xlink:label="lab_us-gaap_TradeAndOtherAccountsReceivablePolicy_8A51F0DD84614864B228FC46F202946C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Trade Receivables and Allowance for Doubtful Accounts </link:label>
<link:label id="lab_us-gaap_TradeAndOtherAccountsReceivablePolicy_8A51F0DD84614864B228FC46F202946C_label_en-US" xlink:label="lab_us-gaap_TradeAndOtherAccountsReceivablePolicy_8A51F0DD84614864B228FC46F202946C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_InventoryPolicyTextBlock_C47D069894043308AFD7FC46F2032140_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryPolicyTextBlock_C47D069894043308AFD7FC46F2032140" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Inventories </link:label>
<link:label id="lab_us-gaap_InventoryPolicyTextBlock_C47D069894043308AFD7FC46F2032140_label_en-US" xlink:label="lab_us-gaap_InventoryPolicyTextBlock_C47D069894043308AFD7FC46F2032140" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inventory, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_9F2AA860773CF9723E5AFC46F203464E_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_9F2AA860773CF9723E5AFC46F203464E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_9F2AA860773CF9723E5AFC46F203464E_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_9F2AA860773CF9723E5AFC46F203464E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_9F2AA860773CF9723E5AFC46F203464E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InterestCapitalizationPolicyPolicyTextBlock_ED9A16EDF765B6B85C57FC46F203D037_terseLabel_en-US" xlink:label="lab_us-gaap_InterestCapitalizationPolicyPolicyTextBlock_ED9A16EDF765B6B85C57FC46F203D037" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Capitalization of Interest </link:label>
<link:label id="lab_us-gaap_InterestCapitalizationPolicyPolicyTextBlock_ED9A16EDF765B6B85C57FC46F203D037_label_en-US" xlink:label="lab_us-gaap_InterestCapitalizationPolicyPolicyTextBlock_ED9A16EDF765B6B85C57FC46F203D037" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Capitalization, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_9441042254F3D03302F3FC46F2035C43_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_9441042254F3D03302F3FC46F2035C43" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of Long-lived Assets </link:label>
<link:label id="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_9441042254F3D03302F3FC46F2035C43_label_en-US" xlink:label="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_9441042254F3D03302F3FC46F2035C43" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock" xlink:label="loc_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_9441042254F3D03302F3FC46F2035C43" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_7464195BC23C14D119CAFC46F20330DE_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_7464195BC23C14D119CAFC46F20330DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Taxes </link:label>
<link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_7464195BC23C14D119CAFC46F20330DE_label_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_7464195BC23C14D119CAFC46F20330DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_PensionAndOtherPostretirementPlansNonpensionBenefitsPolicy_0DF05C85BE1AC39CD149FC46F2048FE8_terseLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementPlansNonpensionBenefitsPolicy_0DF05C85BE1AC39CD149FC46F2048FE8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Postretirement Benefits Other Than Pensions </link:label>
<link:label id="lab_us-gaap_PensionAndOtherPostretirementPlansNonpensionBenefitsPolicy_0DF05C85BE1AC39CD149FC46F2048FE8_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementPlansNonpensionBenefitsPolicy_0DF05C85BE1AC39CD149FC46F2048FE8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pension and Other Postretirement Plans, Nonpension Benefits, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementPlansNonpensionBenefitsPolicy" xlink:label="loc_us-gaap_PensionAndOtherPostretirementPlansNonpensionBenefitsPolicy_0DF05C85BE1AC39CD149FC46F2048FE8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PostemploymentBenefitPlansPolicy_9A3A35F150191E3E5170FC46F20438F4_terseLabel_en-US" xlink:label="lab_us-gaap_PostemploymentBenefitPlansPolicy_9A3A35F150191E3E5170FC46F20438F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Pneumoconiosis Benefits and Workers' Compensation </link:label>
<link:label id="lab_us-gaap_PostemploymentBenefitPlansPolicy_9A3A35F150191E3E5170FC46F20438F4_label_en-US" xlink:label="lab_us-gaap_PostemploymentBenefitPlansPolicy_9A3A35F150191E3E5170FC46F20438F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Postemployment Benefit Plans, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PostemploymentBenefitPlansPolicy" xlink:label="loc_us-gaap_PostemploymentBenefitPlansPolicy_9A3A35F150191E3E5170FC46F20438F4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationsPolicy_B5CA798A3F208583AA56FC46F2044CB3_terseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationsPolicy_B5CA798A3F208583AA56FC46F2044CB3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligations </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationsPolicy_B5CA798A3F208583AA56FC46F2044CB3_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationsPolicy_B5CA798A3F208583AA56FC46F2044CB3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetRetirementObligationsPolicy" xlink:label="loc_us-gaap_AssetRetirementObligationsPolicy_B5CA798A3F208583AA56FC46F2044CB3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PensionAndOtherPostretirementPlansPensionsPolicy_66BEBDF93FAEEAF6E237FC46F20498B2_terseLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementPlansPensionsPolicy_66BEBDF93FAEEAF6E237FC46F20498B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Retirement Plans </link:label>
<link:label id="lab_us-gaap_PensionAndOtherPostretirementPlansPensionsPolicy_66BEBDF93FAEEAF6E237FC46F20498B2_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementPlansPensionsPolicy_66BEBDF93FAEEAF6E237FC46F20498B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pension and Other Postretirement Plans, Pensions, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_3D50155681477D956DF6FC46F2042E07_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_3D50155681477D956DF6FC46F2042E07" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock-Based Compensation </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_3D50155681477D956DF6FC46F2042E07_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_3D50155681477D956DF6FC46F2042E07" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_7F7613D613A8010F045AFC46F2054E67_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_7F7613D613A8010F045AFC46F2054E67" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue Recognition </link:label>
<link:label id="lab_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_7F7613D613A8010F045AFC46F2054E67_label_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_7F7613D613A8010F045AFC46F2054E67" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue from Contract with Customer [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_CommitmentsAndContingenciesPolicyTextBlock_60E8B7BA4B50E54DCB36FC46F2051B72_terseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesPolicyTextBlock_60E8B7BA4B50E54DCB36FC46F2051B72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingencies </link:label>
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<link:label id="lab_ceix_FitzwaterLitigationMember_6C0E9B7446BC375AA83DD7526439205D_terseLabel_en-US" xlink:label="lab_ceix_FitzwaterLitigationMember_6C0E9B7446BC375AA83DD7526439205D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fitzwater Litigation </link:label>
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<link:label id="lab_us-gaap_PendingLitigationMember_067CC00E4735B8F1862AD752643AF78D_terseLabel_en-US" xlink:label="lab_us-gaap_PendingLitigationMember_067CC00E4735B8F1862AD752643AF78D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Pending litigation </link:label>
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<link:label id="lab_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_C5507C9123178C94BF0BD752643BE265_terseLabel_en-US" xlink:label="lab_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_C5507C9123178C94BF0BD752643BE265" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unconditional Purchase Obligation, Category of Goods or Services Acquired [Domain] </link:label>
<link:label id="lab_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_C5507C9123178C94BF0BD752643BE265_label_en-US" xlink:label="lab_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_C5507C9123178C94BF0BD752643BE265" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unconditional Purchase Obligation, Category of Goods or Services Acquired [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain" xlink:label="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_C5507C9123178C94BF0BD752643BE265" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_C5507C9123178C94BF0BD752643BE265" xlink:to="lab_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_C5507C9123178C94BF0BD752643BE265" xlink:type="arc"/>
<link:label id="lab_ceix_EquipmentleaseobligationsassumedbythirdpartyMember_F1AD3E51ED7DD61FF08AD752643B1864_terseLabel_en-US" xlink:label="lab_ceix_EquipmentleaseobligationsassumedbythirdpartyMember_F1AD3E51ED7DD61FF08AD752643B1864" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equipment lease obligations assumed by third party </link:label>
<link:label id="lab_ceix_EquipmentleaseobligationsassumedbythirdpartyMember_F1AD3E51ED7DD61FF08AD752643B1864_label_en-US" xlink:label="lab_ceix_EquipmentleaseobligationsassumedbythirdpartyMember_F1AD3E51ED7DD61FF08AD752643B1864" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equipment lease obligations assumed by third party [Member] </link:label>
<link:label id="lab_ceix_EquipmentleaseobligationsassumedbythirdpartyMember_F1AD3E51ED7DD61FF08AD752643B1864_documentation_en-US" xlink:label="lab_ceix_EquipmentleaseobligationsassumedbythirdpartyMember_F1AD3E51ED7DD61FF08AD752643B1864" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Equipment lease obligations assumed by third party [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_EquipmentleaseobligationsassumedbythirdpartyMember" xlink:label="loc_ceix_EquipmentleaseobligationsassumedbythirdpartyMember_F1AD3E51ED7DD61FF08AD752643B1864" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LossContingenciesLineItems_C35E285CA5B3C43EA80ED752643BD272_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesLineItems_C35E285CA5B3C43EA80ED752643BD272" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss Contingencies [Line Items] </link:label>
<link:label id="lab_us-gaap_LossContingenciesLineItems_C35E285CA5B3C43EA80ED752643BD272_label_en-US" xlink:label="lab_us-gaap_LossContingenciesLineItems_C35E285CA5B3C43EA80ED752643BD272" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Contingencies [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="loc_us-gaap_LossContingenciesLineItems_C35E285CA5B3C43EA80ED752643BD272" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LossContingencyNumberOfPlaintiffs_928EC4F182910C19745DD752643BF78E_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyNumberOfPlaintiffs_928EC4F182910C19745DD752643BF78E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of plaintiffs </link:label>
<link:label id="lab_us-gaap_LossContingencyNumberOfPlaintiffs_928EC4F182910C19745DD752643BF78E_label_en-US" xlink:label="lab_us-gaap_LossContingencyNumberOfPlaintiffs_928EC4F182910C19745DD752643BF78E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Contingency, Number of Plaintiffs </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingencyNumberOfPlaintiffs" xlink:label="loc_us-gaap_LossContingencyNumberOfPlaintiffs_928EC4F182910C19745DD752643BF78E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GuaranteeObligationsMaximumExposure_08CE0DFA3D7E0D341515D752643CF8AE_terseLabel_en-US" xlink:label="lab_us-gaap_GuaranteeObligationsMaximumExposure_08CE0DFA3D7E0D341515D752643CF8AE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Guarantee maximum exposure </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GuaranteeObligationsMaximumExposure" xlink:label="loc_us-gaap_GuaranteeObligationsMaximumExposure_08CE0DFA3D7E0D341515D752643CF8AE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GuaranteeObligationsMaximumExposure_08CE0DFA3D7E0D341515D752643CF8AE" xlink:to="lab_us-gaap_GuaranteeObligationsMaximumExposure_08CE0DFA3D7E0D341515D752643CF8AE" xlink:type="arc"/>
<link:label id="lab_us-gaap_GuaranteesFairValueDisclosure_249A9ADB8A4B498ED3FBD752643C79F8_terseLabel_en-US" xlink:label="lab_us-gaap_GuaranteesFairValueDisclosure_249A9ADB8A4B498ED3FBD752643C79F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Guarantees at fair value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GuaranteesFairValueDisclosure" xlink:label="loc_us-gaap_GuaranteesFairValueDisclosure_249A9ADB8A4B498ED3FBD752643C79F8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GuaranteesFairValueDisclosure_249A9ADB8A4B498ED3FBD752643C79F8" xlink:to="lab_us-gaap_GuaranteesFairValueDisclosure_249A9ADB8A4B498ED3FBD752643C79F8" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebtTextBlock_8D6EED4102D2A2D57512D752625AEE51_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtTextBlock_8D6EED4102D2A2D57512D752625AEE51" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt </link:label>
<link:label id="lab_us-gaap_LongTermDebtTextBlock_8D6EED4102D2A2D57512D752625AEE51_label_en-US" xlink:label="lab_us-gaap_LongTermDebtTextBlock_8D6EED4102D2A2D57512D752625AEE51" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtTextBlock" xlink:label="loc_us-gaap_LongTermDebtTextBlock_8D6EED4102D2A2D57512D752625AEE51" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtTextBlock_8D6EED4102D2A2D57512D752625AEE51" xlink:to="lab_us-gaap_LongTermDebtTextBlock_8D6EED4102D2A2D57512D752625AEE51" xlink:type="arc"/>
<link:label id="lab_ceix_RetireeHealthBenefitActof1992Member_0166E913389FE9C8AD2EC4B1A4DBA659_terseLabel_en-US" xlink:label="lab_ceix_RetireeHealthBenefitActof1992Member_0166E913389FE9C8AD2EC4B1A4DBA659" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Retiree Health Benefit Act of 1992 </link:label>
<link:label id="lab_ceix_RetireeHealthBenefitActof1992Member_0166E913389FE9C8AD2EC4B1A4DBA659_label_en-US" xlink:label="lab_ceix_RetireeHealthBenefitActof1992Member_0166E913389FE9C8AD2EC4B1A4DBA659" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retiree Health Benefit Act of 1992 [Member] </link:label>
<link:label id="lab_ceix_RetireeHealthBenefitActof1992Member_0166E913389FE9C8AD2EC4B1A4DBA659_documentation_en-US" xlink:label="lab_ceix_RetireeHealthBenefitActof1992Member_0166E913389FE9C8AD2EC4B1A4DBA659" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Retiree Health Benefit Act of 1992 [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_RetireeHealthBenefitActof1992Member" xlink:label="loc_ceix_RetireeHealthBenefitActof1992Member_0166E913389FE9C8AD2EC4B1A4DBA659" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_RetireeHealthBenefitActof1992Member_0166E913389FE9C8AD2EC4B1A4DBA659" xlink:to="lab_ceix_RetireeHealthBenefitActof1992Member_0166E913389FE9C8AD2EC4B1A4DBA659" xlink:type="arc"/>
<link:label id="lab_ceix_NonPensionMultiemployerPlansMember_95CE3DCBBA7B884EF0A7C4B1A4DB68E8_terseLabel_en-US" xlink:label="lab_ceix_NonPensionMultiemployerPlansMember_95CE3DCBBA7B884EF0A7C4B1A4DB68E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Multiemployer Plans </link:label>
<link:label id="lab_ceix_NonPensionMultiemployerPlansMember_95CE3DCBBA7B884EF0A7C4B1A4DB68E8_label_en-US" xlink:label="lab_ceix_NonPensionMultiemployerPlansMember_95CE3DCBBA7B884EF0A7C4B1A4DB68E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Non-Pension Multiemployer Plans [Member] </link:label>
<link:label id="lab_ceix_NonPensionMultiemployerPlansMember_95CE3DCBBA7B884EF0A7C4B1A4DB68E8_documentation_en-US" xlink:label="lab_ceix_NonPensionMultiemployerPlansMember_95CE3DCBBA7B884EF0A7C4B1A4DB68E8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Non-Pension Multiemployer Plans [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_NonPensionMultiemployerPlansMember" xlink:label="loc_ceix_NonPensionMultiemployerPlansMember_95CE3DCBBA7B884EF0A7C4B1A4DB68E8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_NonPensionMultiemployerPlansMember_95CE3DCBBA7B884EF0A7C4B1A4DB68E8" xlink:to="lab_ceix_NonPensionMultiemployerPlansMember_95CE3DCBBA7B884EF0A7C4B1A4DB68E8" xlink:type="arc"/>
<link:label id="lab_us-gaap_MultiemployerPlanContributionsByEmployer_FBCBF6D131974122667BC4B1A4DD08D5_terseLabel_en-US" xlink:label="lab_us-gaap_MultiemployerPlanContributionsByEmployer_FBCBF6D131974122667BC4B1A4DD08D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contributions to multi-employer plan </link:label>
<link:label id="lab_us-gaap_MultiemployerPlanContributionsByEmployer_FBCBF6D131974122667BC4B1A4DD08D5_label_en-US" xlink:label="lab_us-gaap_MultiemployerPlanContributionsByEmployer_FBCBF6D131974122667BC4B1A4DD08D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Multiemployer Plan, Contributions by Employer </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MultiemployerPlanContributionsByEmployer" xlink:label="loc_us-gaap_MultiemployerPlanContributionsByEmployer_FBCBF6D131974122667BC4B1A4DD08D5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MultiemployerPlanContributionsByEmployer_FBCBF6D131974122667BC4B1A4DD08D5" xlink:to="lab_us-gaap_MultiemployerPlanContributionsByEmployer_FBCBF6D131974122667BC4B1A4DD08D5" xlink:type="arc"/>
<link:label id="lab_us-gaap_MultiemployerPlansWithdrawalObligation_74C253527D39674FF7E4C4B1A4DD2557_terseLabel_en-US" xlink:label="lab_us-gaap_MultiemployerPlansWithdrawalObligation_74C253527D39674FF7E4C4B1A4DD2557" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Combined fund obligation </link:label>
<link:label id="lab_us-gaap_MultiemployerPlansWithdrawalObligation_74C253527D39674FF7E4C4B1A4DD2557_label_en-US" xlink:label="lab_us-gaap_MultiemployerPlansWithdrawalObligation_74C253527D39674FF7E4C4B1A4DD2557" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Multiemployer Plans, Withdrawal Obligation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MultiemployerPlansWithdrawalObligation" xlink:label="loc_us-gaap_MultiemployerPlansWithdrawalObligation_74C253527D39674FF7E4C4B1A4DD2557" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_C8D190D6A38DB77AB018C4B1A4DDD305_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_C8D190D6A38DB77AB018C4B1A4DDD305" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Matching contribution (as a percent) </link:label>
<link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_C8D190D6A38DB77AB018C4B1A4DDD305_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_C8D190D6A38DB77AB018C4B1A4DDD305" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan, Employer Matching Contribution, Percent of Match </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_C8D190D6A38DB77AB018C4B1A4DDD305" xlink:type="locator"/>
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<link:label id="lab_ceix_DefinedContributionPlanEmployerDiscretionaryContributionPercent_94616501A05012C9CCAAC4B1A4DE311D_terseLabel_en-US" xlink:label="lab_ceix_DefinedContributionPlanEmployerDiscretionaryContributionPercent_94616501A05012C9CCAAC4B1A4DE311D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Discretionary matching contribution (as a percent) </link:label>
<link:label id="lab_ceix_DefinedContributionPlanEmployerDiscretionaryContributionPercent_94616501A05012C9CCAAC4B1A4DE311D_label_en-US" xlink:label="lab_ceix_DefinedContributionPlanEmployerDiscretionaryContributionPercent_94616501A05012C9CCAAC4B1A4DE311D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan, Employer Discretionary Contribution Percent </link:label>
<link:label id="lab_ceix_DefinedContributionPlanEmployerDiscretionaryContributionPercent_94616501A05012C9CCAAC4B1A4DE311D_documentation_en-US" xlink:label="lab_ceix_DefinedContributionPlanEmployerDiscretionaryContributionPercent_94616501A05012C9CCAAC4B1A4DE311D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan, Employer Discretionary Contribution Percent </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_DefinedContributionPlanEmployerDiscretionaryContributionPercent" xlink:label="loc_ceix_DefinedContributionPlanEmployerDiscretionaryContributionPercent_94616501A05012C9CCAAC4B1A4DE311D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_9E1D35FD7A54DAD7B1F6C4B1A4DEA70F_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_9E1D35FD7A54DAD7B1F6C4B1A4DEA70F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Discretionary contribution to plan </link:label>
<link:label id="lab_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_9E1D35FD7A54DAD7B1F6C4B1A4DEA70F_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_9E1D35FD7A54DAD7B1F6C4B1A4DEA70F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan, Employer Discretionary Contribution Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_9E1D35FD7A54DAD7B1F6C4B1A4DEA70F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedContributionPlanCostRecognized_19CD1EC705B32448EC3DC4B1A4DEC504_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanCostRecognized_19CD1EC705B32448EC3DC4B1A4DEC504" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Payments and costs of plan </link:label>
<link:label id="lab_us-gaap_DefinedContributionPlanCostRecognized_19CD1EC705B32448EC3DC4B1A4DEC504_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanCostRecognized_19CD1EC705B32448EC3DC4B1A4DEC504" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan, Cost </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanCostRecognized" xlink:label="loc_us-gaap_DefinedContributionPlanCostRecognized_19CD1EC705B32448EC3DC4B1A4DEC504" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligation_4C9B3FB23B72A966CB1AC4B1A4DEF2FC_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligation_4C9B3FB23B72A966CB1AC4B1A4DEF2FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Combined total obligation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligation_4C9B3FB23B72A966CB1AC4B1A4DEF2FC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanBenefitObligation_4C9B3FB23B72A966CB1AC4B1A4DEF2FC" xlink:to="lab_us-gaap_DefinedBenefitPlanBenefitObligation_4C9B3FB23B72A966CB1AC4B1A4DEF2FC" xlink:type="arc"/>
<link:label id="lab_us-gaap_SupplementalCashFlowElementsAbstract_7942D57273BEE972B0F9CFD02CAB1DCA_label_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowElementsAbstract_7942D57273BEE972B0F9CFD02CAB1DCA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Supplemental Cash Flow Elements [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SupplementalCashFlowElementsAbstract" xlink:label="loc_us-gaap_SupplementalCashFlowElementsAbstract_7942D57273BEE972B0F9CFD02CAB1DCA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SupplementalCashFlowElementsAbstract_7942D57273BEE972B0F9CFD02CAB1DCA" xlink:to="lab_us-gaap_SupplementalCashFlowElementsAbstract_7942D57273BEE972B0F9CFD02CAB1DCA" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherSignificantNoncashTransactionsTable_F3E3D42C548CB414806DCFD02CABD65E_terseLabel_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionsTable_F3E3D42C548CB414806DCFD02CABD65E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Significant Noncash Transactions [Table] </link:label>
<link:label id="lab_us-gaap_OtherSignificantNoncashTransactionsTable_F3E3D42C548CB414806DCFD02CABD65E_label_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionsTable_F3E3D42C548CB414806DCFD02CABD65E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Significant Noncash Transactions [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherSignificantNoncashTransactionsTable" xlink:label="loc_us-gaap_OtherSignificantNoncashTransactionsTable_F3E3D42C548CB414806DCFD02CABD65E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherSignificantNoncashTransactionsTable_F3E3D42C548CB414806DCFD02CABD65E" xlink:to="lab_us-gaap_OtherSignificantNoncashTransactionsTable_F3E3D42C548CB414806DCFD02CABD65E" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_DD878D942EF28F6BAFE2CFD02CB15E10_terseLabel_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_DD878D942EF28F6BAFE2CFD02CB15E10" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Significant Noncash Transaction [Axis] </link:label>
<link:label id="lab_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_DD878D942EF28F6BAFE2CFD02CB15E10_label_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_DD878D942EF28F6BAFE2CFD02CB15E10" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Significant Noncash Transaction [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis" xlink:label="loc_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_DD878D942EF28F6BAFE2CFD02CB15E10" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_DD878D942EF28F6BAFE2CFD02CB15E10" xlink:to="lab_us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis_DD878D942EF28F6BAFE2CFD02CB15E10" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherSignificantNoncashTransactionNameDomain_D3EE85D93CA7B6803E07CFD02CB11510_terseLabel_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionNameDomain_D3EE85D93CA7B6803E07CFD02CB11510" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Significant Noncash Transaction, Name [Domain] </link:label>
<link:label id="lab_us-gaap_OtherSignificantNoncashTransactionNameDomain_D3EE85D93CA7B6803E07CFD02CB11510_label_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionNameDomain_D3EE85D93CA7B6803E07CFD02CB11510" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Significant Noncash Transaction, Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherSignificantNoncashTransactionNameDomain" xlink:label="loc_us-gaap_OtherSignificantNoncashTransactionNameDomain_D3EE85D93CA7B6803E07CFD02CB11510" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherSignificantNoncashTransactionNameDomain_D3EE85D93CA7B6803E07CFD02CB11510" xlink:to="lab_us-gaap_OtherSignificantNoncashTransactionNameDomain_D3EE85D93CA7B6803E07CFD02CB11510" xlink:type="arc"/>
<link:label id="lab_us-gaap_CapitalLeaseObligationsMember_A95FDFAB625E420A5529CFD02CB2D608_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligationsMember_A95FDFAB625E420A5529CFD02CB2D608" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Capital Lease Obligations </link:label>
<link:label id="lab_us-gaap_CapitalLeaseObligationsMember_A95FDFAB625E420A5529CFD02CB2D608_label_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligationsMember_A95FDFAB625E420A5529CFD02CB2D608" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capital Lease Obligations [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeaseObligationsMember" xlink:label="loc_us-gaap_CapitalLeaseObligationsMember_A95FDFAB625E420A5529CFD02CB2D608" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CapitalLeaseObligationsMember_A95FDFAB625E420A5529CFD02CB2D608" xlink:to="lab_us-gaap_CapitalLeaseObligationsMember_A95FDFAB625E420A5529CFD02CB2D608" xlink:type="arc"/>
<link:label id="lab_ceix_NotesReceivedFromPropertySalesMember_FDDCC72F9205DEBC1002CFD02CB2E08E_terseLabel_en-US" xlink:label="lab_ceix_NotesReceivedFromPropertySalesMember_FDDCC72F9205DEBC1002CFD02CB2E08E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Notes Received from Property Sales </link:label>
<link:label id="lab_ceix_NotesReceivedFromPropertySalesMember_FDDCC72F9205DEBC1002CFD02CB2E08E_label_en-US" xlink:label="lab_ceix_NotesReceivedFromPropertySalesMember_FDDCC72F9205DEBC1002CFD02CB2E08E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Notes Received from Property Sales [Member] </link:label>
<link:label id="lab_ceix_NotesReceivedFromPropertySalesMember_FDDCC72F9205DEBC1002CFD02CB2E08E_documentation_en-US" xlink:label="lab_ceix_NotesReceivedFromPropertySalesMember_FDDCC72F9205DEBC1002CFD02CB2E08E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Notes Received from Property Sales [Member] </link:label>
<link:loc xlink:href="ceix-20191231.xsd#ceix_NotesReceivedFromPropertySalesMember" xlink:label="loc_ceix_NotesReceivedFromPropertySalesMember_FDDCC72F9205DEBC1002CFD02CB2E08E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ceix_NotesReceivedFromPropertySalesMember_FDDCC72F9205DEBC1002CFD02CB2E08E" xlink:to="lab_ceix_NotesReceivedFromPropertySalesMember_FDDCC72F9205DEBC1002CFD02CB2E08E" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherSignificantNoncashTransactionsLineItems_F6DD8756416DA402136DCFD02CB2F8B8_terseLabel_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionsLineItems_F6DD8756416DA402136DCFD02CB2F8B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Significant Noncash Transactions [Line Items] </link:label>
<link:label id="lab_us-gaap_OtherSignificantNoncashTransactionsLineItems_F6DD8756416DA402136DCFD02CB2F8B8_label_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionsLineItems_F6DD8756416DA402136DCFD02CB2F8B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Significant Noncash Transactions [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherSignificantNoncashTransactionsLineItems" xlink:label="loc_us-gaap_OtherSignificantNoncashTransactionsLineItems_F6DD8756416DA402136DCFD02CB2F8B8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherSignificantNoncashTransactionsLineItems_F6DD8756416DA402136DCFD02CB2F8B8" xlink:to="lab_us-gaap_OtherSignificantNoncashTransactionsLineItems_F6DD8756416DA402136DCFD02CB2F8B8" xlink:type="arc"/>
<link:label id="lab_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_89F2FAFF5E22D4AB3ACACFD02CB2C153_terseLabel_en-US" xlink:label="lab_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_89F2FAFF5E22D4AB3ACACFD02CB2C153" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-cash finance lease arrangements </link:label>
<link:label id="lab_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_89F2FAFF5E22D4AB3ACACFD02CB2C153_label_en-US" xlink:label="lab_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_89F2FAFF5E22D4AB3ACACFD02CB2C153" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Right-of-Use Asset Obtained in Exchange for Finance Lease Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability" xlink:label="loc_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_89F2FAFF5E22D4AB3ACACFD02CB2C153" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_89F2FAFF5E22D4AB3ACACFD02CB2C153" xlink:to="lab_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_89F2FAFF5E22D4AB3ACACFD02CB2C153" xlink:type="arc"/>
<link:label id="lab_us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1_557D9DCF6E0219BC2DBDCFD02CB2EBBE_terseLabel_en-US" xlink:label="lab_us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1_557D9DCF6E0219BC2DBDCFD02CB2EBBE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-cash capital lease arrangements </link:label>
<link:label id="lab_us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1_557D9DCF6E0219BC2DBDCFD02CB2EBBE_label_en-US" xlink:label="lab_us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1_557D9DCF6E0219BC2DBDCFD02CB2EBBE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncash or Part Noncash Acquisition, Value of Liabilities Assumed </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1" xlink:label="loc_us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1_557D9DCF6E0219BC2DBDCFD02CB2EBBE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1_557D9DCF6E0219BC2DBDCFD02CB2EBBE" xlink:to="lab_us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1_557D9DCF6E0219BC2DBDCFD02CB2EBBE" xlink:type="arc"/>
<link:label id="lab_us-gaap_CapitalLeaseObligationsIncurred_A5B2620EB488C662582ECFD02CB39A2D_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligationsIncurred_A5B2620EB488C662582ECFD02CB39A2D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finance lease </link:label>
<link:label id="lab_us-gaap_CapitalLeaseObligationsIncurred_A5B2620EB488C662582ECFD02CB39A2D_label_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligationsIncurred_A5B2620EB488C662582ECFD02CB39A2D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lease Obligation Incurred </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeaseObligationsIncurred" xlink:label="loc_us-gaap_CapitalLeaseObligationsIncurred_A5B2620EB488C662582ECFD02CB39A2D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CapitalLeaseObligationsIncurred_A5B2620EB488C662582ECFD02CB39A2D" xlink:to="lab_us-gaap_CapitalLeaseObligationsIncurred_A5B2620EB488C662582ECFD02CB39A2D" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherSignificantNoncashTransactionValueOfConsiderationReceived1_EFDEF8DB6955CF85DC6ACFD02CB3B401_terseLabel_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionValueOfConsiderationReceived1_EFDEF8DB6955CF85DC6ACFD02CB3B401" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Purchased goods and services </link:label>
<link:label id="lab_us-gaap_OtherSignificantNoncashTransactionValueOfConsiderationReceived1_EFDEF8DB6955CF85DC6ACFD02CB3B401_label_en-US" xlink:label="lab_us-gaap_OtherSignificantNoncashTransactionValueOfConsiderationReceived1_EFDEF8DB6955CF85DC6ACFD02CB3B401" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Significant Noncash Transaction, Value of Consideration Received </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherSignificantNoncashTransactionValueOfConsiderationReceived1" xlink:label="loc_us-gaap_OtherSignificantNoncashTransactionValueOfConsiderationReceived1_EFDEF8DB6955CF85DC6ACFD02CB3B401" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesAssumed1_60558FE9DB188419D1FACFD02CB3612C_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAssumed1_60558FE9DB188419D1FACFD02CB3612C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Liabilities assumed </link:label>
<link:label id="lab_us-gaap_LiabilitiesAssumed1_60558FE9DB188419D1FACFD02CB3612C_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAssumed1_60558FE9DB188419D1FACFD02CB3612C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities Assumed </link:label>
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<link:label id="lab_us-gaap_NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1_E48D00CBB65C88D55655CFD02CB3948E_terseLabel_en-US" xlink:label="lab_us-gaap_NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1_E48D00CBB65C88D55655CFD02CB3948E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Assets contributed </link:label>
<link:label id="lab_us-gaap_NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1_E48D00CBB65C88D55655CFD02CB3948E_label_en-US" xlink:label="lab_us-gaap_NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1_E48D00CBB65C88D55655CFD02CB3948E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncash or Part Noncash Acquisition, Value of Assets Acquired </link:label>
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4 Subsequent Filings that Reference this Filing

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

11/30/20  CONSOL Coal Resources LP          DEFM14A    11/30/20    1:2.2M                                   Donnelley … Solutions/FA
11/30/20  CONSOL Energy Inc.                424B3                  1:2.2M                                   Donnelley … Solutions/FA
11/27/20  CONSOL Energy Inc.                S-4/A                  7:2.6M                                   Donnelley … Solutions/FA
11/13/20  CONSOL Energy Inc.                S-4                    6:1.9M                                   Donnelley … Solutions/FA
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