Continental drainage systems archive complex records of rock uplift, source area relief, precipitation, glaciation, and carbon cyclicity driven largely by tectonics and climate.
Tomas N. Capaldi +5 more
doaj +1 more source
Hidroquímica de ríos de montaña (Sierras de Córdoba, Argentina): elementos mayoritarios disueltos.
Las Sierras Pampeanas de Córdoba constituyen un sitio importante para el estudio de sistemas hídricos por su importancia socio-económico-cultural. Allí se originan redes de drenajes muy importantes que proveen agua potable a la población del este y del ...
Karina L. Lecomte +3 more
doaj +2 more sources
Geología y petrología de los granitoides del sur de la Sierra de Comechingones, Córdoba, Argetina
Se describe la petrografía y petrología de los granitoides aflorantes en el basamento cristalino del sur de la Sierra de Comechingones. Dentro del complejo metamórfico regional predominan gneises biotíticos, paranfibolitas, mármoles y metabasitas.
F. E. Nullo +2 more
doaj +1 more source
Se presenta un aporte en la aplicación de nuevas tecnologías digitales dentro de los estudios arqueológicos. Para ello, a partir de tareas de relevamiento y prospección en el valle de Ongamira, se generaron modelos virtuales de morteros localizados en ...
Bernarda Conte, Andrés Robledo
doaj +1 more source
Effective elastic thickness in the Central Andes. Correlation to orogenic deformation styles and lower crust high-gravity anomaly [PDF]
Global studies have assessed the importance of elastic thickness (Te) on orogenic evolution, showing that the style and nature of upper crustal shortening are influenced by the inherited lithospheric strength. Thus, pioneer works have identified that the
Garcia, Hector Pedro Antonio +6 more
core +2 more sources
Meiotic behavior of two polyploid species of genus Pleurodema (Anura: Leiuperidae) from central Argentina [PDF]
Polyploidy is an important evolutionary force but rare in vertebrates. However, in anurans, the genus Pleurodema has polyploid species, two of them tetraploid and one octoploid.
Grenat, Pablo Raúl +4 more
core +2 more sources
Giant Porphyry Copper Deposits Caused by a Slab Jamming in the Mantle Transition Zone
ABSTRACT Two giant porphyry copper deposits in the Southern Central Andes formed during the Miocene–Pliocene transition when a bend in the subducting Juan de Fernández hotspot chain jammed in the mantle transition zone, causing mega‐scale slab‐kinking. This geometry implies mechanical resistance that caused East–West compression and eventually a thrust‐
Nipaporn Nakrong +5 more
wiley +1 more source
Se presentan los primeros resultados obtenidos del análisis del conjunto cerámico recuperado en las excavaciones del sitio Parque Natural Ongamira 1, localizado en el valle de Ongamira (Ischilín, Córdoba, Argentina).
Andrés Robledo, Leticia Gasparotti
doaj +1 more source
Range‐Parallel Extension of the Andes in the 2020 Mw 5.7 Humahuaca Earthquake
Abstract Normal‐faulting earthquakes in mountain ranges provide important constraints on the dynamics of mountain building. To date, well‐documented examples of range‐parallel extension come primarily from the Tibetan Plateau, limiting our ability to test different models for its cause.
Simon Orrego +3 more
wiley +1 more source
Regional polyphase deformation of the Eastern Sierras Pampeanas (Argentina Andean foreland): strengths and weaknesses of paleostress inversion [PDF]
The Eastern Sierras Pampeanas of central Argentina are composed of a series of basement-cored ranges, located in the Andean foreland c. 600 km east of the Andean Cordillera.
Alvarado, Patricia +5 more
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