1 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2007-11-01 16:01:50
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2 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2007-03-08 14:01:35
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3 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1997-02-25 10:11:44
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4 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2007-09-14 08:08:00
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5 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2001-08-21 08:06:22
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6 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2012-07-09 16:46:48
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