Tephra

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321	PDF Document Add to Reading List Source URL: pubs.usgs.gov Language: English - Date: 2008-03-04 19:16:44 Healdsburg Fault Tuff Santa Rosa California Trustee Savings Bank Geography of California Volcanic rocks Tephra
322	PDF Document Add to Reading List Source URL: pleistocenecoalition.com Language: English - Date: 2013-03-25 02:33:25 Roald H. Fryxell Volcanic rocks Cynthia Irwin-Williams Tuff Jeffrey Goodman Volcanic ash Tephra Hueyatlaco Geology
323	The partial heat - longest plateau technique: Testing TL dating of Middle and Upper Quaternary volcanic eruptions in the Eifel Area, Germany Add to Reading List Source URL: quaternary-science.publiss.net Language: English - Date: 2010-09-10 04:43:54 Radiometric dating Geochronology Tephra Eifel Thermoluminescence dating Tuff Maar Argon–argon dating Laacher See Geology Volcanology Petrology
324	PDF Document Add to Reading List Source URL: assets.cambridge.org Language: English - Date: 2005-01-06 16:55:36 Volcanic rocks Volcanology Igneous rocks QAPF diagram Albert Streckeisen Pyroclastic rock Lapilli Felsic Tephra Petrology Geology Igneous petrology