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Exploration Expense
 3 Months Ended
Mar. 31, 2012
Notes to Financial Statements  
Exploration Expense

2.       Exploration Expense

 

          The following items comprised exploration expense:

 

(in thousands) Three months ended
 March 31,
     2012      2011  
Geologic and field expenses $237  $ 275 
Administrative 118  53 
Mt. Hamilton exploration and development 169  513 
Total exploration costs $ 524  $ 841