A review on the tectonic evolution of the Paleozoic-Triassic basins from Patagonia: Record of protracted westward migration of the pre-Jurassic subduction zone
Fil: Suárez, Rodrigo Javier. Instituto de Estudios Andinos (Universidad de Buenos Aires - CONICET); Argentina. Fil: González, Pablo Diego. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte; Argentina. Fil: Ghiglione, Matias. Instituto...
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Pergamon-Elsevier Science Ltd
2019
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ftunivnrionegro:oai:rid.unrn.edu.ar:20.500.12049/5616 2023-05-15T14:15:31+02:00 A review on the tectonic evolution of the Paleozoic-Triassic basins from Patagonia: Record of protracted westward migration of the pre-Jurassic subduction zone Suárez, Rodrigo Javier González, Pablo Diego Ghiglione, Matias 2019 application/pdf http://rid.unrn.edu.ar/handle/20.500.12049/5616 https://hdl.handle.net/20.500.12049/5616 https://www.sciencedirect.com/science/article/pii/S0895981119300203?via%3Dihub https://doi.org/10.1016/j.jsames.2019.102256 en eng Pergamon-Elsevier Science Ltd 95 Journal of South American Earth Sciences Suárez, Rodrigo Javier., Gonzalez, Pablo Diego y Ghiglione, Matias (2019) A review on the tectonic evolution of the Paleozoic-Triassic basins from Patagonia: Record of protracted westward migration of the pre-Jurassic subduction zone. Elsevier Science Ltd; Journal of South American Earth Sciences; 95; 1-13 0895-9811 https://www.sciencedirect.com/science/article/pii/S0895981119300203?via%3Dihub http://rid.unrn.edu.ar/handle/20.500.12049/5616 https://doi.org/10.1016/j.jsames.2019.102256 info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/4.0/ CC-BY-NC-SA Ciencias Exactas y Naturales Accretionary Orogenesis Antartic Peninsula Detrital Zircons Paleozoic-Triassic Basins Patagonia Pre-Jurassic Retreating Slab 2019 ftunivnrionegro https://doi.org/20.500.12049/5616 https://doi.org/10.1016/j.jsames.2019.102256 2023-01-24T14:45:22Z Fil: Suárez, Rodrigo Javier. Instituto de Estudios Andinos (Universidad de Buenos Aires - CONICET); Argentina. Fil: González, Pablo Diego. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte; Argentina. Fil: Ghiglione, Matias. Instituto de Estudios Andinos (Universidad de Buenos Aires - CONICET); Argentina. Fil: González, Pablo Diego. Universidad Nacional de Río Negro. Instituto de Investigación en Paleobiología y Geología. Río Negro, Argentina. The Paleozoic-Triassic Patagonian basins, at present comprising the Andean hinterland and structural basement of active basins, document a pre-Jurassic evolution associated with accretionary processes at the paleo-Pacific convergent margin. The Early Cambrian basins constitute the earliest record for the emplacement of the Terra Australis Orogen in northern Patagonia and preserve metavolcanic strata derived from an extensional magmatic arc. Together, pre-Jurassic basins document the Early Cambrian to Late Triassic oceanward migration of the trench-forearc system, evidencing that slab retreat was the common subduction setup. Tectonostratigraphy of these basins can be divided into three major sequences, from east to west: (i) early-middle Cambrian, (ii) Silurian-Carboniferous and (iii) Late Permian-late Triassic, which are separated by angular unconformities, evidencing large deformational pulses (advancing stages?) at Early Ordovician, early-middle Permian, and Late Triassic-Early Jurassic times. The Early Cambrian basins are mainly represented in the North Patagonian Massif by the Nahuel Niyeu forearc basin and the El Jagüelito backarc basin, which were closed and metamorphosed during the Early Ordovician. The Silurian-Devonian clastic sequences of the Atlantic region and Malvinas Islands evolved in an intracontinental rift setting and were deformed in the Permian when thrust tectonics took place at the continental scale, while the contemporaneous trench-forearc system represented in western ... Other/Unknown Material antartic* RID-UnRN - Repositorio Institucional Digital Universidad Nacional de Río Negro Argentina Pablo ENVELOPE(-63.717,-63.717,-64.283,-64.283) Pacific Patagonia Terra Australis ENVELOPE(-62.900,-62.900,-64.900,-64.900) |
institution |
Open Polar |
collection |
RID-UnRN - Repositorio Institucional Digital Universidad Nacional de Río Negro |
op_collection_id |
ftunivnrionegro |
language |
English |
topic |
Ciencias Exactas y Naturales Accretionary Orogenesis Antartic Peninsula Detrital Zircons Paleozoic-Triassic Basins Patagonia Pre-Jurassic Retreating Slab |
spellingShingle |
Ciencias Exactas y Naturales Accretionary Orogenesis Antartic Peninsula Detrital Zircons Paleozoic-Triassic Basins Patagonia Pre-Jurassic Retreating Slab Suárez, Rodrigo Javier González, Pablo Diego Ghiglione, Matias A review on the tectonic evolution of the Paleozoic-Triassic basins from Patagonia: Record of protracted westward migration of the pre-Jurassic subduction zone |
topic_facet |
Ciencias Exactas y Naturales Accretionary Orogenesis Antartic Peninsula Detrital Zircons Paleozoic-Triassic Basins Patagonia Pre-Jurassic Retreating Slab |
description |
Fil: Suárez, Rodrigo Javier. Instituto de Estudios Andinos (Universidad de Buenos Aires - CONICET); Argentina. Fil: González, Pablo Diego. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte; Argentina. Fil: Ghiglione, Matias. Instituto de Estudios Andinos (Universidad de Buenos Aires - CONICET); Argentina. Fil: González, Pablo Diego. Universidad Nacional de Río Negro. Instituto de Investigación en Paleobiología y Geología. Río Negro, Argentina. The Paleozoic-Triassic Patagonian basins, at present comprising the Andean hinterland and structural basement of active basins, document a pre-Jurassic evolution associated with accretionary processes at the paleo-Pacific convergent margin. The Early Cambrian basins constitute the earliest record for the emplacement of the Terra Australis Orogen in northern Patagonia and preserve metavolcanic strata derived from an extensional magmatic arc. Together, pre-Jurassic basins document the Early Cambrian to Late Triassic oceanward migration of the trench-forearc system, evidencing that slab retreat was the common subduction setup. Tectonostratigraphy of these basins can be divided into three major sequences, from east to west: (i) early-middle Cambrian, (ii) Silurian-Carboniferous and (iii) Late Permian-late Triassic, which are separated by angular unconformities, evidencing large deformational pulses (advancing stages?) at Early Ordovician, early-middle Permian, and Late Triassic-Early Jurassic times. The Early Cambrian basins are mainly represented in the North Patagonian Massif by the Nahuel Niyeu forearc basin and the El Jagüelito backarc basin, which were closed and metamorphosed during the Early Ordovician. The Silurian-Devonian clastic sequences of the Atlantic region and Malvinas Islands evolved in an intracontinental rift setting and were deformed in the Permian when thrust tectonics took place at the continental scale, while the contemporaneous trench-forearc system represented in western ... |
author |
Suárez, Rodrigo Javier González, Pablo Diego Ghiglione, Matias |
author_facet |
Suárez, Rodrigo Javier González, Pablo Diego Ghiglione, Matias |
author_sort |
Suárez, Rodrigo Javier |
title |
A review on the tectonic evolution of the Paleozoic-Triassic basins from Patagonia: Record of protracted westward migration of the pre-Jurassic subduction zone |
title_short |
A review on the tectonic evolution of the Paleozoic-Triassic basins from Patagonia: Record of protracted westward migration of the pre-Jurassic subduction zone |
title_full |
A review on the tectonic evolution of the Paleozoic-Triassic basins from Patagonia: Record of protracted westward migration of the pre-Jurassic subduction zone |
title_fullStr |
A review on the tectonic evolution of the Paleozoic-Triassic basins from Patagonia: Record of protracted westward migration of the pre-Jurassic subduction zone |
title_full_unstemmed |
A review on the tectonic evolution of the Paleozoic-Triassic basins from Patagonia: Record of protracted westward migration of the pre-Jurassic subduction zone |
title_sort |
review on the tectonic evolution of the paleozoic-triassic basins from patagonia: record of protracted westward migration of the pre-jurassic subduction zone |
publisher |
Pergamon-Elsevier Science Ltd |
publishDate |
2019 |
url |
http://rid.unrn.edu.ar/handle/20.500.12049/5616 https://hdl.handle.net/20.500.12049/5616 https://www.sciencedirect.com/science/article/pii/S0895981119300203?via%3Dihub https://doi.org/10.1016/j.jsames.2019.102256 |
long_lat |
ENVELOPE(-63.717,-63.717,-64.283,-64.283) ENVELOPE(-62.900,-62.900,-64.900,-64.900) |
geographic |
Argentina Pablo Pacific Patagonia Terra Australis |
geographic_facet |
Argentina Pablo Pacific Patagonia Terra Australis |
genre |
antartic* |
genre_facet |
antartic* |
op_relation |
95 Journal of South American Earth Sciences Suárez, Rodrigo Javier., Gonzalez, Pablo Diego y Ghiglione, Matias (2019) A review on the tectonic evolution of the Paleozoic-Triassic basins from Patagonia: Record of protracted westward migration of the pre-Jurassic subduction zone. Elsevier Science Ltd; Journal of South American Earth Sciences; 95; 1-13 0895-9811 https://www.sciencedirect.com/science/article/pii/S0895981119300203?via%3Dihub http://rid.unrn.edu.ar/handle/20.500.12049/5616 https://doi.org/10.1016/j.jsames.2019.102256 |
op_rights |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/4.0/ |
op_rightsnorm |
CC-BY-NC-SA |
op_doi |
https://doi.org/20.500.12049/5616 https://doi.org/10.1016/j.jsames.2019.102256 |
_version_ |
1766287877825626112 |