131 | Add to Reading ListSource URL: www.nrel.govLanguage: English - Date: 2011-01-05 17:40:09
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132 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2004-01-13 11:21:36
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133 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2002-05-07 06:55:42
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134 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2001-02-01 13:12:01
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135 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1996-08-20 09:43:29
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136 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2003-02-11 12:09:16
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137 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2013-11-26 08:43:18
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138 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2011-02-15 08:18:32
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139 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2002-02-14 12:54:14
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140 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2002-09-06 08:58:46
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