1 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2015-01-05 20:39:50
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2 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2014-12-06 13:15:09
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3 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2014-09-04 10:40:41
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4 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2014-10-30 19:32:25
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5 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2014-10-06 14:35:23
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6 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2014-10-23 18:26:46
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7 | Add to Reading ListSource URL: www.epa.govLanguage: English - Date: 2014-01-10 12:41:33
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8 | Add to Reading ListSource URL: www.epa.govLanguage: English - Date: 2014-01-10 12:41:33
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9 | Add to Reading ListSource URL: www.epa.govLanguage: English - Date: 2014-01-10 12:41:33
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10 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2014-09-02 16:06:28
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