12. Business Segments (Details) (USD $)	Sep. 30, 2013	Dec. 31, 2012
Properties, plants and equipment, net	$ 11,067,077	$ 9,508,975
Total Assets	13,881,392	13,375,477
United States Antimony [Member]
Properties, plants and equipment, net	1,913,962	1,889,859
Total Assets	2,987,550	3,941,460
Mexico Antimony [Member]
Properties, plants and equipment, net	7,443,394	6,969,622
Total Assets	8,615,460	8,166,318
Subtotal Antimony [Member]
Properties, plants and equipment, net	9,357,356	8,859,481
Total Assets	11,603,010	12,107,778
Zeolite [Member]
Properties, plants and equipment, net	1,709,721	1,716,925
Total Assets	$ 2,278,382	$ 2,335,130