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Schedule of Deferred Tax Assets and Liabilities (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Net operating losses	$ 15,421,142	$ 13,248,004	$ 7,775,836
Deferred tax assets mineral property acquisition and exploration	27,666,684	23,636,738	17,679,000
Capital assets	422,423	0	0
Less valuation allowance	(43,510,249)	(36,884,742)	(25,454,836)
Net deferred tax asset	$ 0	$ 0	$ 0

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.