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2. Concentrations of Risk | 12 Months Ended
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Dec. 31, 2016
Risks and Uncertainties [Abstract] |
Concentrations of Risk |
| For the Year Ended
Sales to Largest Customers |  | December 31, 2016 |  |  | December 31, 2015 |
Mexichem Specialty Compounds Inc. |  | $ | 2,108,998 |  |  | $ | 3,142,586 |
East Penn Manufacturing Inc |  |  | 1,147,854 |  |  |  | 1,236,250 |
Kohler Corporation |  |  | 1,474,854 |  |  |  | 1,736,914 |
|  | $ | 4,731,706 |  |  | $ | 6,115,750 |
% of Total Revenues |  |  | 39.80 | % |  |  | 46.70 | %
Largest Accounts Receivable |  | December 31, 2016 |  |  | December 31, 2015 |
Gopher Resources |  |  |  |  | $ | 141,570 |
GE Lighting |  | $ | 162,582 |  |  |  |  |
Teck American Inc |  |  |  |  |  |  | 80,946 |
Kohler Corporation |  |  | 151,500 |  |  |  |  |
Wildfire Construction |  |  |  |  |  |  | 43,327 |
|  | $ | 314,082 |  |  | $ | 265,843 |
% of Total Receivables |  |  | 83.90 | % |  |  | 62.90 | %
The Company's revenues from antimony sales are strongly influenced by world prices for such commodities, which fluctuate and are affected by numerous factors beyond the Company's control, including inflation and worldwide forces of supply and demand. The aggregate effect of these factors is not possible to predict accurately.

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- Definition The entire disclosure for any concentrations existing at the date of the financial statements that make an entity vulnerable to a reasonably possible, near-term, severe impact. This disclosure informs financial statement users about the general nature of the risk associated with the concentration, and may indicate the percentage of concentration risk as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6327-108592 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13531-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6404-108592 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6442-108592 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6351-108592 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13537-108611 + Details
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