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Leopold I. Lobkovsky, Irina S. Vladimirova, Yurii V. Gabsatarov and Dmitry A. Alekseev
We discussed the peculiarities of the seismic cycle in Aleutian subduction zone, characterized by an oblique subduction setting. It was shown that the orientation of the plate convergence vector relative to the subduction zone axis can have a significant...
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Ivan Garrido,Jose Cembrano,Armando Sina,Peter Stedman,Gonzalo Yanez
Pág. 43 - 54
The Andean segment between 31 and 34°S documents a unique Tertiary tectono-magmatic evolution that involves the generation of three world-class Late Miocene porphyry copper deposits: Los Pelambres, Río Blanco-Los Bronces and El Teniente. The genesis of t...
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Jorge Munoz,Rosa Troncoso,Paul Duhart,Pedro Crignola,Lang Farmer,Charles R. Stern
Pág. 177 - 203
The mid-Tertiary Coastal Magmatic Belt in south-central Chile, which crops out both in the Central Valley and, south of 41°S, in the Coastal Cordillera as far west as the Pacific coast, formed when the locus of Andean magmatic activity expanded, both to ...
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Hans Niemeyer,Gabriel Gonzalez,Edmundo Martinez-De Los Rios
Pág. 165 - 186
RESUMEN. El margen continental en las inmediaciones de Antofagasta puede subdividirse en tres dominios morfoestructurales: Cordillera de la Costa, plataforma costera y talud continental. La Cordillera de la Costa se encuentra separada de la plataforma co...
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Natalie Romeuf,Luis Aguirre,Pierre Soler,Gilbert Feraud,Etienne Jaillard,Gilles Ruffet
Pág. 245 - 259
ABSTRACT. Stratigraphical, petrographical, geochronological and geochemical data available suggest that the various segments of the western margin of South America experienced a different geodynamic evolution throughout the Jurassic_ In the early Jurassi...
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Constantino Mpodozis,Suzanne Mahlburg Kay
Pág. 153 - 180
ABSTRACT. The batholiths of the Andean Cordillera in the Atacama and Coquimbo Regions (28-31°S) reflect tectonic processes associated with the evolving margin of the Gondwana supercontinent. The batholiths consist of the Carbonilerous-Lower Permian Elqui...
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Hans Niemeyer
Pág. 163 - 181
RESUMEN. El complejo Igneo-Sedimentario del Cordon de Lila, de probable edad ordovicica, esta formado por 3.000 m de lavas y volcanoclastitas basicas, intermedias y acidas con intercalaciones de limolitas y grauwacas turbiditicas. Las lavas presentan un ...
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