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Date: 2009-12-05 22:10:50Volcanology Volcanic rocks Igneous petrology Geology of Oregon Basalt Columbia River Basalt Group Basin and Range Province Tholeiitic magma series Igneous rock Geology Petrology Large igneous provinces | Ore Bin / Oregon Geology magazine / journalAdd to Reading ListSource URL: www.oregongeology.orgDownload Document from Source WebsiteFile Size: 1,87 MBShare Document on Facebook |