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Exploration Expense (Tables)

6 Months Ended

Jun. 30, 2012

Notes to Financial Statements

Exploration Expense

(in thousands)		Three months ended June 30,								Six months ended June 30,
		2012				2011				2012				2011
Geologic and field expenses		$	334			$	333			$	571			$	608
Administrative			75				81				193				134
Mt. Hamilton exploration and development			145				507				314				1,020
Total exploration costs		$	554			$	921			$	1,078			$	1,762