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Inventories
9 Months Ended
Sep. 30, 2011
Inventories 
Inventories

Note 3—Inventories

        Inventories are summarized as follows (in thousands):

 
  September 30,
2011
  December 31,
2010
 

Coal

  $ 166,739   $ 69,110  

Raw materials and supplies

    59,827     28,521  
           

Total inventories

  $ 226,566   $ 97,631