Results 21 to 30 of about 2,357,233 (223)

Deformación compresiva cuaternaria en la Cordillera Principal de Chile central (Cajón del Maipo, este de Santiago) [PDF]

open access: yesRevista geológica de Chile, 2008
RESUMEN:El estudio geologico y estructural detallado de sedimentos recientes en el valle del rio Maipo (Cajon del Maipo), al este de Santiago, muestra la existencia de una deformacion en compresion con fallas inversas y pliegues de arrastre contemporaneos.
Lavenu, Alain, Cembrano, José
openaire   +2 more sources

The story told by genes: Elevation of the Eastern Cordillera could diversify a species of spider

open access: yes, 2022
Científicos de la Universidad del Rosario indican que, el surgimientode la cordillera Oriental de los Andes propició la diferenciación genética de la araña Ancylometes bogotensis.Scientists from the Universidad del Rosario indicate that the emergence of ...
Salgado, Fabián   +2 more
core   +2 more sources

El Cenozoico del alto río Teno, Cordillera Principal, Chile central: estratigrafía, plutonismo y su relación con estructuras profundas [PDF]

open access: yesAndean geology, 2010
The Cenozoic of the upper Teno River, Cordillera Principal, Central Chile: stratigraphy, plutonism and their relation with deep structures. The Cenozoic geologic evolution of the central part of the Cordillera Principal at ~35°S, is intimately related to the geodynamic evolution of deep crustal structures, which during different stages con- trolled the
Piquer, José   +3 more
openaire   +3 more sources

A neoproterozoic age for the chromitite and gabbro of the Tapo Ultramafic Massif, Eastern Cordillera, Central Peru, and its tectonic implications [PDF]

open access: yes, 2011
The ultramafic-mafic rocks of the Tapo Complex are exposed in the Eastern Cordillera of the Central Peruvian Andes. This complex is composed of serpentinised peridotites and metabasites with some podiform chromitite lenses and chromite disseminations and
Acosta, Jorge   +12 more
core   +1 more source

Lithological and Hydrothermal Alteration Mapping of Epithermal, Porphyry and Tourmaline Breccia Districts in the Argentine Andes Using ASTER Imagery

open access: yesRemote Sensing, 2018
The area of interest is located on the eastern flank of the Andean Cordillera, San Juan province, Argentina. The 3600 km2 area is characterized by Siluro-Devonian to Neogene sedimentary and igneous rocks and unconsolidated Quaternary sediments ...
Francisco J. Testa   +3 more
doaj   +1 more source

Geochronological Data for "Architecture, kinematics and tectonic evolution of the Principal Cordillera of the Andes in central Chile (~33.5°S): Insights from detrital zircon U-Pb geochronology and seismotectonics implications"

open access: yes, 2021
U-Pb data published in "Architecture, kinematics and tectonic evolution of the Principal Cordillera of the Andes in central Chile (~33.5°S): Insights from detrital zircon U-Pb geochronology and seismotectonics ...
Peña, M (via Mendeley Data)   +1 more
core   +1 more source

Favorabilidad geotérmica en la Cordillera Principal de la Región de la Araucanía [PDF]

open access: yes, 2019
Informe Registrado IR-19-75 ; Contiene : Mapa 1: Geología de la Cordillera Principal de la Región de La Araucanía ; Mapa 2: Favorabilidad geotérmica en la Cordillera Principal de La Araucanía ; Anexos: 1.
Honores B., Carolina, Lemus H., Martín
core   +1 more source

Geomorphologic and Glacial Evolution of the Cachapoal and southern Maipo catchments in the Andean Principal Cordillera, Central Chile (34°-35º S)

open access: yesAndean Geology, 2019
We present here a reconstruction of the post late Miocene landscape evolution of the western slope of the Andean Cordillera Principal near 34°20’ S. We base our analysis on the available geological information, a morphological characterization of the landform assemblages in the Cachapoal and southern Maipo catchments, and the first 10Be exposure ages ...
Charrier, Reynaldo   +3 more
openaire   +4 more sources

The propagation of Love and Rayleigh waves in the Andean Region

open access: yesGeofísica Internacional, 1996
El patrón distintivo desde la fuente sísmicas de un campo irradiado de ondas sísmicas se modifica profundamente al pasar por una región irregular como la Cordillera de los Andes de América del Sur.
Lawrence A. Drake, Estela Minaya Ramos
doaj   +1 more source

Fluctuación poblacional de Ips calligraphus en pinares de la vertiente norte de la cordillera Central, República Dominicana

open access: yesNovitates Caribaea, 2022
El coleóptero Ips calligraphus Germar se ha convertido en el principal problema fitosanitario forestal de los pinares naturales y plantados en República Dominicana.
Alfredo Arangel Jiménez G.   +2 more
doaj   +1 more source

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