11 | Add to Reading ListSource URL: www.maine.govLanguage: English - Date: 2013-07-26 10:00:00
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12 | Add to Reading ListSource URL: www.epa.govLanguage: English - Date: 2012-04-04 12:13:25
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13 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2004-03-29 16:22:10
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14 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2004-01-13 11:29:04
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15 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2004-03-24 10:04:14
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16 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2012-01-24 14:21:06
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17 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2009-02-02 08:33:09
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18 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2008-01-31 14:45:13
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19 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2006-01-18 13:18:09
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20 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2010-01-27 09:55:10
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