31 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2012-08-03 09:34:24
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32 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2012-01-24 09:59:12
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33 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2001-02-01 10:49:46
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34 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2002-02-13 13:23:06
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35 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2011-03-02 11:27:41
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36 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2006-08-15 08:56:49
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37 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2000-03-06 10:12:48
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38 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1997-03-10 08:32:02
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39 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2000-10-03 13:24:09
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40 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1997-11-14 07:07:38
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