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12. Business Segments
 6 Months Ended
Jun. 30, 2013
Segment Reporting [Abstract]  
Business Segments

The Company has two operating segments, antimony and zeolite. Management reviews and evaluates the operating segments exclusive of interest and factoring expenses. Therefore, interest expense and factoring is not allocated to the segments. Selected information with respect to the segments is as follows:

 

    June 30, 2013     December 31, 2012  
Properties, plants and equipment, net:            
Antimony            
United States   $ 1,924,444     $ 1,889,859  
Mexico     8,204,896       6,969,622  
Subtotal Antimony     10,129,340       8,859,481  
Zeolite     1,714,252       1,716,925  
    $ 11,843,592     $ 10,576,406  
Total Assets:                
Antimony                
United States   $ 3,207,678     $ 3,941,460  
Mexico     9,275,531       8,166,318  
Subtotal Antimony     12,483,209       12,107,778  
Zeolite     2,225,894       2,335,130  
    $ 14,709,103     $ 14,442,908  

 

    For the three months ended     For the six months ended  
    June 30, 2013     June 30, 2012     June 30, 2013     June 30, 2012  
Depreciation and amortization:                        
Antimony   $ 128,471     $ 57,553     $ 258,649     $ 115,107  
Zeolite     54,935       52,461       108,685       102,278  
Total   $ 183,406     $ 110,014     $ 367,334     $ 217,385  
                                 
                                 
    For the three months ended     For the six months ended  
    June 30, 2013     June 30, 2012     June 30, 2013     June 30, 2012  
Capital expenditures:                                
Antimony                                
United States   $ 15,404     $ 17,850     $ 65,186     $ 62,618  
Mexico     1,074,269       671,987       1,463,322       1,434,827  
Subtotal Antimony     1,089,673       689,837       1,528,508       1,497,445  
Zeolite     72,221       116,485       106,012       157,372  
Total   $ 1,161,894     $ 806,322     $ 1,634,520     $ 1,654,817  

 

 

    For the three months ended     For the six months ended  
    June 30, 2013     June 30, 2012     June 30, 2013     June 30, 2012  
Revenues:                        
Antimony   $ 2,303,012     $ 2,525,097     $ 4,608,241     $ 4,699,906  
Precious metals     108,825       205,771       220,820       385,909  
Zeolite     542,840       767,433       1,092,391       1,466,040  
Total   $ 2,954,677     $ 3,498,301     $ 5,921,452     $ 6,551,855  
                                 
                                 
    For the three months ended     For the six months ended  
    June 30, 2013     June 30, 2012     June 30, 2013     June 30, 2012  
Gross profit (loss):                                
Antimony   $ (53,190 )   $ 191,146     $ (195,251 )   $ 264,978  
Zeolite     51,278       97,774       131,205       144,671  
Total   $ (1,912 )   $ 288,920     $ (64,046 )   $ 409,649