191 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1997-10-24 07:08:06
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192 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2014-05-09 17:32:21
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193 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2003-02-11 14:40:46
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194 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1996-08-08 10:59:59
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195 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2001-02-01 13:53:22
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196 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2010-01-27 10:17:01
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197 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2006-01-19 09:40:43
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198 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2013-10-18 15:08:37
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199 | Add to Reading ListSource URL: www.acmite.comLanguage: English - Date: 2014-06-26 15:59:02
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200 | Add to Reading ListSource URL: aml.engineering.columbia.eduLanguage: English - Date: 2013-11-20 16:03:56
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