XML 75 R60.htm IDEA: XBRL DOCUMENT

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	23,032,848	21,286,631	17,679,000
Capital assets	30,440	0	0
Construction in progress	(76,490)	0	0
Less valuation allowance	(38,407,940)	(34,534,635)	(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.