Metal and Other Inventories (Tables)

6 Months Ended

Jun. 30, 2013

Inventory Disclosure [Abstract]

Inventories

Metal and other inventory consist of the following (in thousands):

	June 30, 2013		December 31, 2012
Concentrate and doré inventory	$	80,306	$	91,130
Supplies	67,980		79,540
Metal and other inventory	$	148,286	$	170,670