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![]() Date: 2007-09-30 02:20:26Igneous petrology Economic geology Volcanic rocks Ultramafic rocks Microscopes Spinel Lamproite Leucite Kimberlite Chemistry Petrology Crystallography | Source URL: www.handbookofmineralogy.comDownload Document from Source WebsiteFile Size: 70,00 KBShare Document on Facebook |