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5. Inventories (Details) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Inventories $ 1,034,770 $ 1,192,189
Antimony Metal [Member]
   
Inventories 33,850 152,821
Antimony Oxide [Member]
   
Inventories 535,251 295,613
Antimony Concentrates
   
Inventories 93,190 46,008
Antimony Ore [Member]
   
Inventories 106,519 500,192
Antimony [Member]
   
Inventories 768,810 994,634
Zeloite (Member)
   
Inventories $ 265,960 $ 197,555