CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands	9 Months Ended		118 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Loss	$ (12,574)	$ (13,373)	$ (111,773)
Adjustments to reconcile net loss to net cash used by operating activities:
Depreciation and amortization	306	273	1,538
Interest expense	187	104	351
Equity compensation for employees and directors	1,556	940	16,655
(Increase) decrease in deposits, prepaid expenses and other	(313)	107	(369)
(Decrease) increase in accounts payable and accrued liabilities	(2,703)	424	755
(Decrease) increase in post closure reclamation and remediation costs	(9)	(25)	353
Write downs of development costs and deposits	3,403	5,038	8,819
Services and expenses paid with common stock			1,990
Repricing of warrants		585	965
(Increase) in restricted cash held for electricity transmission			(12,005)
Net cash used by operating activities	(10,147)	(5,927)	(92,721)
CASH FLOWS FROM INVESTING ACTIVITIES:
Payments for the purchase of equipment			(1,548)
Purchase and development of mining properties, land and water rights	(7,297)	(10,534)	(116,004)
Deposits on property, plant and equipment, net of refunds	177	(24,905)	(67,907)
Proceeds from option to purchase agreements	585	100	800
Purchase of securities			(137)
Increase in restricted cash held for reclamation bonds			(642)
Cash provided by sale of marketable securities			246
Net cash used by investing activities	(6,535)	(35,339)	(185,192)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of stock, net of issuance costs	19,415	56	227,722
Net (decrease) increase in leased assets	(149)	(129)	181
Payments for debt issuance costs	(1,795)		(2,682)
Proceeds from debt		10,000	10,000
Cash proceeds from POS-Minerals Corporation			100,000
Cash paid to POS-Minerals Corporation for purchase price adjustment			(2,994)
Net cash provided by financing activities	17,471	9,927	332,227
Net increase (decrease) in cash and cash equivalents	789	(31,339)	54,314
Cash and cash equivalents, beginning of period	53,571	48,614	46
Cash and cash equivalents, end of period	54,360	17,275	54,360
NON-CASH INVESTING AND FINANCING ACTIVITIES:
Equity compensation capitalized as development	165	714	6,365
Restricted cash held for reclamation bond acquired in an acquisition			491
Post closure reclamation and remediation costs and accounts payable assumed in an acquisition			263
Common stock and warrants issued for property and equipment			1,586
Accrued portion of deposits on property, plant and equipment			183
Receivable portion of deferred gain	100		100
Accrued portion of advance royalties			17,900
Accrued portion of payments to the Agricultural Sustainability Trust			$ 4,000