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Date: 2012-01-19 20:26:30 | United States Geological Survey Certificate of Analysis Andesite, AGV-1 AGV-1 is an andesite, collected from the eastern side of Guano Valley in Lake countyAdd to Reading ListSource URL: crustal.cr.usgs.govDownload Document from Source WebsiteFile Size: 218,63 KBShare Document on Facebook |