CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
Revenue:
Sale of metals (Note 14)			$ 500				$ 10,797
Costs and expenses:
Costs applicable to sale of metals (exclusive of depreciation shown below) (Note 14)			(517)				(17,534)
Exploration expense	(1,009)		(1,024)		(4,262)		(3,788)
El Quevar project expense	(489)		(486)		(1,244)		(2,159)
Velardena project expense	(2,034)		(85)		(2,034)		(3,006)
Velardena shutdown and care & maintenance costs			(2,218)		(2,457)		(4,547)
Administrative expense	(782)		(1,078)		(3,587)		(4,608)
Stock based compensation	(181)		(305)		(768)		(1,284)
Reclamation and accretion expense	(50)		(47)		(148)		(135)
Impairment of long lived assets							(237,838)
Impairment of goodwill							(11,180)
Other operating income, net	687		(31)		691		3,615
Depreciation, depletion and amortization	(751)		(1,083)		(2,375)		(6,180)
Total costs and expenses	(4,609)		(6,874)		(16,184)		(288,644)
Loss from operations	(4,609)		(6,374)		(16,184)		(277,847)
Other income and (expense):
Interest and other income, net	882		186		1,763		509
Gain (loss) on foreign currency	115		(127)		108		(537)
Total other income (expense)	997		59		1,871		(28)
Loss from operations before income taxes	(3,612)		(6,315)		(14,313)		(277,875)
Income tax benefit			104		0		47,599
Net loss	(3,612)		(6,211)		(14,313)		(230,276)
Comprehensive loss, net of tax:
Unrealized gain on securities							90
Comprehensive loss	$ (3,612)		$ (6,211)		$ (14,313)		$ (230,186)
Net loss per common share - basic
Loss (in dollars per share)	$ (0.08)		$ (0.14)		$ (0.33)		$ (5.38)
Weighted average common stock outstanding - basic (in shares)	45,029,388	[1]	42,857,347	[1]	43,621,634	[1]	42,827,891	[1]

[1] Potentially dilutive shares have not been included because to do so would be anti-dilutive.