41 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2000-03-07 08:14:52
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42 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2002-02-14 10:59:29
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43 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1997-03-06 10:31:59
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44 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2000-02-01 12:16:44
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45 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2003-02-11 11:25:38
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46 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2004-09-14 12:08:19
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47 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2007-09-19 10:48:49
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48 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1998-02-24 10:38:27
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49 | Add to Reading ListSource URL: www.minsocam.orgLanguage: English - Date: 2007-11-26 12:51:02
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50 | Add to Reading ListSource URL: minerals.er.usgs.govLanguage: English - Date: 1998-02-24 10:38:27
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