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Principles of a Resource/Reserve Classification for Minerals

Posted by donallika on November 3, 2009

By U.S. Bureu of Mines and the U.S. Geological Survey

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This entry was posted on November 3, 2009 at 2:46 PM and is filed under Mining. Tagged: . You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

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