Title: The record of Cenozoic volcanism around the Gulf of California
Abstract: Research Article| September 01, 1979 The record of Cenozoic volcanism around the Gulf of California GORDON GASTIL; GORDON GASTIL 1Department of Geological Sciences, San Diego State University, San Diego, California 92182 Search for other works by this author on: GSW Google Scholar DANIEL KRUMMENACHER; DANIEL KRUMMENACHER 1Department of Geological Sciences, San Diego State University, San Diego, California 92182 Search for other works by this author on: GSW Google Scholar JOHN MINCH JOHN MINCH 2Saddleback College, Mission Viejo, California 92675 Search for other works by this author on: GSW Google Scholar Author and Article Information GORDON GASTIL 1Department of Geological Sciences, San Diego State University, San Diego, California 92182 DANIEL KRUMMENACHER 1Department of Geological Sciences, San Diego State University, San Diego, California 92182 JOHN MINCH 2Saddleback College, Mission Viejo, California 92675 Publisher: Geological Society of America First Online: 01 Jun 2017 Online ISSN: 1943-2674 Print ISSN: 0016-7606 Geological Society of America GSA Bulletin (1979) 90 (9): 839–857. https://doi.org/10.1130/0016-7606(1979)90<839:TROCVA>2.0.CO;2 Article history First Online: 01 Jun 2017 Cite View This Citation Add to Citation Manager Share Icon Share Facebook Twitter LinkedIn MailTo Tools Icon Tools Get Permissions Search Site Citation GORDON GASTIL, DANIEL KRUMMENACHER, JOHN MINCH; The record of Cenozoic volcanism around the Gulf of California. GSA Bulletin 1979;; 90 (9): 839–857. doi: https://doi.org/10.1130/0016-7606(1979)90<839:TROCVA>2.0.CO;2 Download citation file: Ris (Zotero) Refmanager EasyBib Bookends Mendeley Papers EndNote RefWorks BibTex toolbar search Search Dropdown Menu toolbar search search input Search input auto suggest filter your search All ContentBy SocietyGSA Bulletin Search Advanced Search Abstract Potassium/argon dating and chemical analyses of major oxides of volcanic rocks in areas adjacent to the Gulf of California provide a stratigraphic record of tectonic and magmatic evolution that has occurred during the past 30 m.y.The important volcanic provinces are: the Pliocene-Holocene Gulf of California dacite; the Pliocene-Holocene west Baja California alkaline basalt-andesite; the Trans-Mexican Volcanic Belt; the “proto-Gulf” basalt from the coast of Nayarit; the late Miocene alkaline basalt of the Commondú Formation found in the Peninsula; the late Miocene basalt-andesite-rhyolite rocks straddling the northern half of the Gulf; the 18- to 22-m.y.-old hornblende andesite belt in the Peninsula of Baja California and the central coast of Sonora; and the Oligocene–early Miocene basalt-rhyolite belt, largely east of the Gulf.Tectonics interpretation suggests that the subduction plane moved westward between Oligocene and middle Miocene time and that active calc-alkaline volcanism continued over a broad area around the northern Gulf even after the trench west of Baja California had been annihilated. This content is PDF only. Please click on the PDF icon to access. First Page Preview Close Modal You do not have access to this content, please speak to your institutional administrator if you feel you should have access.
Publication Year: 1979
Publication Date: 1979-01-01
Language: en
Type: article
Indexed In: ['crossref']
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Cited By Count: 162
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