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