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![]() Date: 2009-06-10 21:12:31Tephra Volcanic rocks Volcanology Sedimentary rocks Lithic fragment Igneous rock San Lorenzo Ignimbrite Tuff Petrology Geology Igneous petrology | Source URL: satori.geociencias.unam.mxDownload Document from Source WebsiteFile Size: 1,71 MBShare Document on Facebook |
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![]() | mented by atomic absorption spectroscopy and scanning electron microscopy in the case of ambiguous or questionable X-ray data were used to identify the minerals present. Since supergene minerals rarely develop in the friDocID: 158TW - View Document |
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