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Inventories
12 Months Ended
Dec. 31, 2012
Inventories  
Inventories

6. Inventories

        Inventories at the Velardeña Operations were as follows:

 
  December 31,  
 
  2012   2011  
 
  (in thousands)
   
 

Metals inventory

  $ 2,076   $ 4,250  

In-process inventory

    228     257  

Material and supplies

    1,084     805  
           

 

  $ 3,388   $ 5,312  
           

        At December 31, 2012, the Company had written down its metals inventory to net realizable value including a charge to cost of metals sold of approximately $2.7 million and a charge to depreciation expense of approximately $0.8 million.

        At December 31, 2011, the Company had written down its metals inventory to net realizable value including a charge to cost of metals sold of approximately $3.8 million and a charge to depreciation expense of approximately $0.6 million.