191 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1999-02-05 13:32:33
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192 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1998-02-26 08:41:06
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193 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2009-02-02 09:20:41
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194 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2004-03-30 09:54:20
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195 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2000-03-06 13:55:07
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196 | Add to Reading ListSource URL: tigger.uic.eduLanguage: English - Date: 2001-12-03 23:18:10
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197 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2010-01-27 10:07:56
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198 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2001-02-01 13:49:06
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199 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2013-01-29 12:06:09
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200 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2003-02-11 14:07:16
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