11 | Add to Reading ListSource URL: www.epa.govLanguage: English - Date: 2014-04-04 11:19:52
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12 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2006-05-16 12:54:55
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13 | Add to Reading ListSource URL: www.hc-sc.gc.caLanguage: English - Date: 2013-07-09 12:17:04
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14 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2014-03-27 11:10:31
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15 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2000-08-10 10:33:52
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16 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2000-10-03 06:48:49
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17 | Add to Reading ListSource URL: ec.europa.euLanguage: English - Date: 2014-05-26 05:45:06
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18 | Add to Reading ListSource URL: www.handbookofmineralogy.orgLanguage: English - Date: 2007-09-30 02:50:06
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19 | Add to Reading ListSource URL: www.handbookofmineralogy.orgLanguage: English - Date: 2007-09-30 02:57:26
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20 | Add to Reading ListSource URL: www.handbookofmineralogy.orgLanguage: English - Date: 2007-09-30 02:52:42
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