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INVENTORIES (Tables)
9 Months Ended
Sep. 30, 2019
Inventory Disclosure [Abstract]  
Schedule of Inventory
Inventory components consist of the following:
 
September 30,
2019
 
December 31,
2018
Coal
$
3,974

 
$
4,642

Supplies
44,865

 
44,004

Total Inventories
$
48,839

 
$
48,646