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Sabrina Nazzareni, Daniele Morgavi, Maurizio Petrelli, Omar Bartoli and Diego Perugini
The Euganean Hills (NE Italy) magmatic district represents the final volcanic activity of the Veneto Volcanic Province. Alkaline to subalkaline magmatic suite dominated by intermediate to felsic volcanic rocks characterises the latest volcanic activity o...
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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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Rodrigo Gonzalez,Hans Niemeyer
Pág. 23 - 48
The interaction between basic and acid magmas has been widely recorded in batholiths and plutons from magmatic arcs. The Sierra de Varas Pluton (SVP), a zoned elliptical granitic body emplaced during the Carboniferous-Permian boundary (~300 Ma), and expo...
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Hans Niemeyer,Marcelo Nava,Ivan Soto
Pág. 3 - 18
The processes associated with the interaction between the Pinchal Granodiorite (PG) and the kilometric Cerro Negro Xenolith (KCNX) are studied. The PG was cooled during the Late Carboniferous, whereas the age of the KCNX remain until now unknown. The KCN...
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Daniel Sellés,A. Carolina Rodriguez,Michael A. Dungan,Jose A. Naranjo,Moyra Gardeweg
Pág. 293 - 316
The Quaternary Nevado de Longaví volcano of the Andean Southern Volcanic Zone (SVZ) has erupted magmas that range in composition from basalt to low-silica dacite, although andesites are the dominant erupted magma type. Amphibole is a common phenocryst ph...
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Hans Niemeyer,Eduardo Lazcano,Claudio Aviles
Pág. 229 - 241
The Sierra de Varas Norte pluton is a tonalitic intrusive body with an elliptical shape on the horizontal, it has a 12 km long axis by a recostructed 8 km width. It has a funnel shape in vertical section and is calcalkaline in composition. It was emplace...
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Gabriel Gonzalez
Pág. 43 - 66
The Cerro Cristales Pluton, of late Jurassic-early Cretaceous age, is exposed in the Coastal Cordillera south of Antofagasta (24-25ºS). The pluton shows a petrographical and structural zonation, defined by a strongly foliated mainly tonalitic margin and ...
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