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10. Equity (Details) (USD $)
 3 Months Ended
Mar. 31, 2014
Mar. 31, 2015
Dec. 31, 2014
Details      
Units issued price per unit $ 0.15njmc_UnitsIssuedPricePerUnit    
Units Issued in connection with private placement $ 3,000,000njmc_UnitsIssuedInConnectionWithPrivatePlacement    
Shares Issued in connection with private placement 6,000,000njmc_SharesIssuedInConnectionWithPrivatePlacement    
Warrants Issued in connection with private placement units 3,000,000njmc_WarrantsIssuedInConnectionWithPrivatePlacementUnits    
Private placement net proceeds 405,000njmc_PrivatePlacementNetProceeds    
Class of Warrant or Right, Outstanding   21,200,000us-gaap_ClassOfWarrantOrRightOutstanding 11,000,000us-gaap_ClassOfWarrantOrRightOutstanding
Warrants Issued in connection with private placement     $ 10,200,000njmc_WarrantsIssuedInConnectionWithPrivatePlacement