81 | Add to Reading ListSource URL: www.glbsm.comLanguage: English - Date: 2007-09-12 19:37:09
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82 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2006-08-15 09:11:42
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83 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2004-03-29 16:20:22
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84 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2007-08-31 11:11:56
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85 | Add to Reading ListSource URL: wwwbrr.cr.usgs.govLanguage: English - Date: 2003-11-12 17:21:36
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86 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2003-02-11 14:04:04
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87 | Add to Reading ListSource URL: toxics.usgs.govLanguage: English - Date: 2001-07-09 17:23:40
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88 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2000-11-09 11:17:22
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89 | Add to Reading ListSource URL: www.jst.go.jpLanguage: English - Date: 2012-11-19 02:15:05
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90 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2000-03-06 12:33:17
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