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Unformatted text preview: Gold also occurs in underground veins and alluvial deposits. Gold looks somewhat similar to the example of raw copper that Ms. Blum passed around in lecture. Resources used: Kelly, Thomas, and Grecia Matos. "Historical Statistics for Mineral Commodities in the United States." Historical Statistics for Mineral Commodities in the United States . 17 Apr. 2008. U.S Geological Survey. 14 Sept. 2008 <http://minerals.usgs.gov/ds/2005/140/>. http://www.britannica.com/#search=tab~TOPICS%2Cterm~gold...
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- Spring '08