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David W. Szymanski, Lina C. Patino, Thomas A. Vogel and Guillermo E. Alvarado
Over the last forty years, research has revealed the importance of magma mixing as a trigger for volcanic eruptions, as well as its role in creating the diversity of magma compositions in arcs. Sensitive isotopic and microchemical techniques can reveal s...
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Irene R. Hernando,Eduardo J. Llambias,Pablo D. Gonzalez,Kei Sato
Pág. 158 - 179
The Payun Matru Volcanic Field is located in the Payenia Basaltic Province of the recent back-arc of western Argentina (35°S-38°S). This province is younger than 5 Ma, and most of its volcanic activity took place since 2 Ma. The Payun Matru Volcanic Fiel...
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Alba Patrizia Santo
The Tuscany Magmatic Province consists of a Miocene to Pleistocene association of a wide variety of rock types, including peraluminous crustal anatectic granites and rhyolites, calcalkaline and shoshonitic suites and ultrapotassic lamproites. In addition...
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Robert B. Watts,Jorge Clavero Ribes,R. Stephen J. Sparks
Pág. 558 - 588
Guallatiri Volcano (18°25?S, 69°05?W) is a large edifice located on the Chilean Altiplano near the Bolivia/Chile border. This Pleistocene-Holocene construct, situated at the southern end of the Nevados de Quimsachata chain, is an andesitic/dacitic comple...
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Miguel A. Parada
Pág. 199 - 210
ABSTRACT. Contribution to the geochemistry of the Papudo-Ouintero Plutonic Complex, Central Chile: petrogenetic implications. The Papudo-Ouintero Plutonic Complex (CPPO) corresponds to a Middle-Upper Jurassic intrusive event developed in the Coastal Rang...
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Miguel A. Parada
Pág. 199 - 210
ABSTRACT. Contribution to the geochemistry of the Papudo-Ouintero Plutonic Complex, Central Chile: petrogenetic implications. The Papudo-Ouintero Plutonic Complex (CPPO) corresponds to a Middle-Upper Jurassic intrusive event developed in the Coastal Rang...
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Rolf Kilian,Ernst Hegner,Steven Fortier,Muharrem Satir
Pág. 203 - 218
ABSTRACT. Miocene to Holocene volcanic rocks of Chimborazo and associated volcanoes in the Western Cordillera of Ecuador range in composition from basaltic andesite to rhyolite. They were erupted through Cretaceous accretionary mafic basement. Three calk...
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Rolf Kilian,Ernst Hegner,Steven Fortier,Muharrem Satir
Pág. 203 - 218
ABSTRACT. Miocene to Holocene volcanic rocks of Chimborazo and associated volcanoes in the Western Cordillera of Ecuador range in composition from basaltic andesite to rhyolite. They were erupted through Cretaceous accretionary mafic basement. Three calk...
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Jorge Eduardo Bustillos A., Jorge Eduardo Romero, Alicia Guevara C., Juan Díaz-Alvarado
Pág. 47 - 77
The Tungurahua volcano (Northern Andean Volcanic Zone) has been erupting since 1999, with at least
four eruptive phases up to present. Although a dozen of research focuses in tephra fall deposits during this period, none
of them cover the full eruptive c...
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