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3. Inventories (Tables)
6 Months Ended
Jun. 30, 2013
Inventory Disclosure [Abstract]  
Inventories
   

June 30,

2013

    December 31, 2012  
Antimony Metal   $ -     $ 152,821  
Antimony Oxide     416,135       295,613  
Antimony Concentrate     61,590       46,008  
Antimony Ore     238,385       500,192  
Total antimony     716,110       994,634  
Zeolite     162,321       197,555  
Total Inventory   $ 878,431     $ 1,192,189