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7. Asset Retirement Obligation (Details Narrative) - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Asset Retirement Obligation Details Narrative
Asset retirement obligation liability with reclamation obligations	$ 260,327	$ 255,190

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- References

No definition available.

+ Details

Name:	UAMY_AssetRetirementObligationDetailsNarrativeAbstract
Namespace Prefix:	UAMY_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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- Definition

Custom Element.

+ References

No definition available.

+ Details

Name:	UAMY_AssetRetirementObligationLiabilities
Namespace Prefix:	UAMY_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant