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10. Income Taxes (Details 2) (USD $) | Dec. 31, 2012 | Dec. 31, 2011
--- | --- | ---
Deferred tax asset: |  |
Property, plant, and equipment |  | $ 79,164
Other | 11,151 | 2,926
Foreign exploration costs | 208,855 | 249,309
Foreign net operating loss carryforward | 374,110 | 390,000
Foreign property, plant, and equipment | 217,887 |
Federal and state net net operating |  |
loss carry forward | 39,824 | 65,159
Deferred tax asset | 851,827 | 786,558
Valuation allowance (foreign) | (605,496) | (390,000)
Valuation allowance (federal) |  |
Total deferred tax asset | 246,331 | 396,558
Deferred tax liability: |  |
Property, plant, and equipment | (16,880) |
Total deferred tax liability | (16,880) |
Net Deferred Tax Asset | $ 229,451 | $ 396,558

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