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Mineral Properties and Interests (Details) - USD ($)
Mar. 31, 2016
Dec. 31, 2015
Initial lease fee    
Yellow Hammer Site $ 175,000 $ 175,000
Kiewit, Cactus Mill and all other sites 600,000 600,000
Total 775,000 775,000
Asset retirement obligation    
Kiewit Site 789,026 789,026
Kiewit Exploration 10,780 10,780
Cactus Mill 16,133 16,133
Total 815,939 815,939
Accumulated amortization (302,956) (276,933)
Total $ 1,287,983 $ 1,314,006