1 | Add to Reading ListSource URL: www.gsnv.orgLanguage: English - Date: 2014-04-02 11:16:32
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2 | Add to Reading ListSource URL: www.gsnv.orgLanguage: English - Date: 2014-07-30 00:24:18
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3 | Add to Reading ListSource URL: econgeol.mines.eduLanguage: English - Date: 2012-01-28 18:48:20
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4 | Add to Reading ListSource URL: gsnv.orgLanguage: English - Date: 2014-07-30 00:24:18
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5 | Add to Reading ListSource URL: www.gsnv.orgLanguage: English - Date: 2013-06-01 15:29:06
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6 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2004-02-18 13:25:14
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7 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2002-05-28 13:51:00
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8 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2002-05-28 13:51:00
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