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

September 30,

2013

   

December 31,

2012

 
Antimony Metal   $ 23,207     $ 152,821  
Antimony Oxide     292,235       295,613  
Antimony Concentrate     77,807       46,008  
Antimony Ore     166,801       500,192  
   Total antimony     560,050       994,634  
Zeolite     319,555       197,555  
  Total Inventory   $ 879,605     $ 1,192,189