111 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2000-02-15 10:39:57
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112 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2010-10-18 12:45:15
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113 | Add to Reading ListSource URL: www.usgs.govLanguage: English - Date: 2006-09-14 06:09:26
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114 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1996-11-05 15:00:02
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115 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2013-08-30 12:00:08
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116 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2009-07-10 09:56:39
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117 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1998-09-11 09:24:03
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118 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1997-08-14 08:59:54
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119 | Add to Reading ListSource URL: www.usgs.govLanguage: English - Date: 2008-09-04 14:58:08
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120 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1996-07-15 09:29:49
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