121 | Add to Reading ListSource URL: acwi.govLanguage: English - Date: 2012-07-23 09:56:15
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122 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2000-10-30 14:14:47
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123 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2008-06-27 09:53:18
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124 | Add to Reading ListSource URL: www.usgs.govLanguage: English - Date: 2007-09-13 10:35:28
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125 | Add to Reading ListSource URL: www.usgs.govLanguage: English - Date: 2009-09-03 05:52:00
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126 | Add to Reading ListSource URL: ncgmp.usgs.govLanguage: English - Date: 2010-07-19 12:28:27
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127 | Add to Reading ListSource URL: www.azgs.az.govLanguage: English - Date: 2011-10-05 02:05:57
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128 | Add to Reading ListSource URL: www.usgs.govLanguage: English - Date: 2012-06-27 16:11:01
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129 | Add to Reading ListSource URL: www.geosociety.orgLanguage: English - Date: 2003-08-01 10:59:48
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130 | Add to Reading ListSource URL: gsahist.orgLanguage: English - Date: 2010-12-07 20:14:09
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