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Long-Term Debt Obligations (Narrative) (Details) (USD $)
 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Call Option [Member]
Dec. 31, 2012
Put Option [Member]
Jul. 31, 2012
Put Option [Member]
Dec. 31, 2012
Note Payable (Caterpillar Equipment Facility) [Member]
Dec. 31, 2012
Note Payable (Caterpillar Equipment Facility) [Member]
Default Interest Rate [Member]
Dec. 31, 2012
Note Payable (Auramet Facility) [Member]
oz
Dec. 31, 2012
Note Payable (Auramet Facility) [Member]
Default Interest Rate [Member]
Dec. 31, 2012
Note Payable (Auramet Facility) [Member]
Monthly Scenario [Member]
oz
Debt Instrument [Line Items]                    
Note issued           $ 5,000,000   $ 5,000,000    
Note payable, interest rate           5.85% 18.00%   15.00%  
Periodic installments amount           179,556        
Frequency of payable           monthly   semi-monthly    
Note payable, due date           Mar. 31, 2015   Jul. 31, 2013    
Note payable, imputed interest/debt discount     124,691         546,890    
Debt instrument, maximum borrowing capacity amount           5,000,000   5,000,000    
Amounts borrowed on facility           5,000,000   5,000,000    
Term of debt           30 months        
Number of ounces of gold               3,720   310
Debt instrument interest rate               24.00%    
Minimum liquidity balance               3,000,000    
Number of ounces of gold     5,950 10,000            
Strike Price, per ounce     2,000.0 1,250.0            
Call option maturity date     Jul. 24, 2013 Jan. 29, 2013            
Derivative liabilities $ 544,681      $ 297,451 $ 172,500