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v2.4.1.9

2. Concentrations of Risk (Details 1) (USD $) | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2011 | Dec. 31, 2012
--- | --- | --- | --- | ---
Accounts Receivable | $ 331,333 us-gaap_AccountsReceivableGross | $ 333,126 us-gaap_AccountsReceivableGross | $ 336,666 us-gaap_AccountsReceivableGross |
Total percentage of receivables | 72.87%UAMY_TotalPercentageOfReceivables | 57.83%UAMY_TotalPercentageOfReceivables | 73.80%UAMY_TotalPercentageOfReceivables |
KohlerCorporation [Member] |  |  |  |
Accounts Receivable |  | 202,019 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_KohlerCorporationMember |  |
AlphaGaryCorporation [Member] |  |  |  |
Accounts Receivable |  | 42,778 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_AlphaGaryCorporationMember |  | 194,005 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_AlphaGaryCorporationMember
Earth Innovations Inc |  |  |  |
Accounts Receivable | 62,019 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_EarthInnovationsMember | 0 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_EarthInnovationsMember |  | 0 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_EarthInnovationsMember
Teck American Inc |  |  |  |
Accounts Receivable | 227,239 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_TeckAmericanIncMember | 88,329 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_TeckAmericanIncMember |  | 0 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_TeckAmericanIncMember
Milestone AV Technologies Inc. |  |  |  |
Accounts Receivable | 42,075 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_MilestoneTechnologiesMember | 0 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_MilestoneTechnologiesMember |  | 0 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_MilestoneTechnologiesMember
QuantumRemediation [Member] |  |  |  |
Accounts Receivable | 0 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_QuantumRemediationMember | 0 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_QuantumRemediationMember |  | 101,149 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_QuantumRemediationMember
ScutterEnterprises [Member] |  |  |  |
Accounts Receivable | $ 0 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_ScutterEnterprisesMember | $ 0 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_ScutterEnterprisesMember |  | $ 41,512 us-gaap_AccountsReceivableGross / us-gaap_MajorCustomersAxis = UAMY_ScutterEnterprisesMember

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