The age and constitution of Cerro Campanario, a mafic stratovolcano in the Andes of Central Chile

ABSTRACT Cerro Campanario, a towering landmark on the continental divide near Paso Pehuenche, is a glacially eroded remnant of a mafic stratovolcano that is much younger than previously supposed. Consisting of fairly uniform basaltic andesite, rich in olivine and plagioclase, the 10-15 km³ edifice g...

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Autores principales:	Hildreth,Wes, Singer,Brad, Godoy,Estanislao, Munizaga,Francisco
Lenguaje:	English
Publicado:	Servicio Nacional de Geología y Minería (SERNAGEOMIN) 1998
Materias:	40Ar/39Ar dating Basaltic andesites Stratovolcanoes Middle Pleistocene
Acceso en línea:	http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-02081998000100002
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spelling	oai:scielo:S0716-020819980001000022003-05-15The age and constitution of Cerro Campanario, a mafic stratovolcano in the Andes of Central ChileHildreth,WesSinger,BradGodoy,EstanislaoMunizaga,Francisco 40Ar/39Ar dating Basaltic andesites Stratovolcanoes Middle Pleistocene ABSTRACT Cerro Campanario, a towering landmark on the continental divide near Paso Pehuenche, is a glacially eroded remnant of a mafic stratovolcano that is much younger than previously supposed. Consisting of fairly uniform basaltic andesite, rich in olivine and plagioclase, the 10-15 km³ edifice grew rapidly near the end of the middle Pleistocene, about 150-160 ka, as indicated by 40Ar/39Ar and unspiked K-Ar analyses of its lavas.info:eu-repo/semantics/openAccessServicio Nacional de Geología y Minería (SERNAGEOMIN)Revista geológica de Chile v.25 n.1 19981998-07-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-02081998000100002en10.4067/S0716-02081998000100002
institution	Scielo Chile
collection	Scielo Chile
language	English
topic	40Ar/39Ar dating Basaltic andesites Stratovolcanoes Middle Pleistocene
spellingShingle	40Ar/39Ar dating Basaltic andesites Stratovolcanoes Middle Pleistocene Hildreth,Wes Singer,Brad Godoy,Estanislao Munizaga,Francisco The age and constitution of Cerro Campanario, a mafic stratovolcano in the Andes of Central Chile
description	ABSTRACT Cerro Campanario, a towering landmark on the continental divide near Paso Pehuenche, is a glacially eroded remnant of a mafic stratovolcano that is much younger than previously supposed. Consisting of fairly uniform basaltic andesite, rich in olivine and plagioclase, the 10-15 km³ edifice grew rapidly near the end of the middle Pleistocene, about 150-160 ka, as indicated by 40Ar/39Ar and unspiked K-Ar analyses of its lavas.
author	Hildreth,Wes Singer,Brad Godoy,Estanislao Munizaga,Francisco
author_facet	Hildreth,Wes Singer,Brad Godoy,Estanislao Munizaga,Francisco
author_sort	Hildreth,Wes
title	The age and constitution of Cerro Campanario, a mafic stratovolcano in the Andes of Central Chile
title_short	The age and constitution of Cerro Campanario, a mafic stratovolcano in the Andes of Central Chile
title_full	The age and constitution of Cerro Campanario, a mafic stratovolcano in the Andes of Central Chile
title_fullStr	The age and constitution of Cerro Campanario, a mafic stratovolcano in the Andes of Central Chile
title_full_unstemmed	The age and constitution of Cerro Campanario, a mafic stratovolcano in the Andes of Central Chile
title_sort	age and constitution of cerro campanario, a mafic stratovolcano in the andes of central chile
publisher	Servicio Nacional de Geología y Minería (SERNAGEOMIN)
publishDate	1998
url	http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-02081998000100002
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The age and constitution of Cerro Campanario, a mafic stratovolcano in the Andes of Central Chile

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