31 | Add to Reading ListSource URL: www.handbookofmineralogy.orgLanguage: English - Date: 2007-09-30 00:57:34
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32 | Add to Reading ListSource URL: www.bgs.ac.ukLanguage: English - Date: 2007-03-28 11:57:28
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33 | Add to Reading ListSource URL: www.minsocam.orgLanguage: English - Date: 2007-04-04 08:44:45
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34 | Add to Reading ListSource URL: www.geo.sunysb.eduLanguage: English - Date: 2003-07-03 12:27:05
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35 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2012-03-06 14:09:26
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36 | Add to Reading ListSource URL: www.handbookofmineralogy.comLanguage: English - Date: 2007-09-30 00:57:34
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37 | Add to Reading ListSource URL: tehnikaa.ruLanguage: English |
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38 | Add to Reading ListSource URL: digital.csic.esLanguage: English - Date: 2008-05-27 10:42:39
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