U-Pb zircon ages from the northern Austral basin and their correlation with the Early Cretaceous exhumation and volcanism of Patagonia
- Autores
- Ghiglione, Matias; Naipauer, Maximiliano; Sue, Christian; Barberon, Vanesa; Valencia, Victor; Aguirre-Urreta, Maria Beatriz; Ramos, Victor Alberto
- Año de publicación
- 2015
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- The end of the Early Cretaceous sag stage along the Southern Patagonian Andes is indicated by the sudden appearance of shallow marine to deltaic sandstones on top of deep marine facies. We studied the detrital and volcanic zircon U-Pb geochronology from the coarse-grained deposits represented by the Río Belgrano and Río Tarde formations at the northern end of the Austral or Magallanes basin. The maximum depositional age of the basal green sandstones of Río Belgrano Formation is marked by a ~122. Ma age peak. The youngest single zircon of the overlaying lower Río Tarde Formation yields an age of 118±2. Ma, however the ~122. Ma age peak is equally present. The upper Río Tarde Formation yielded a 112±2. Ma U-Pb zircon age for a volcanic tuff. The ~122. Ma significant peak and 112±2. Ma tuff represent volcanic ash fall coeval with plutonic activity dated between 125 and 110. Ma in the North Patagonian Batholith. An abundant detrital Mesozoic population is present in both units, including a 189-170. Ma peak corresponding to the V1 Jurassic volcanic stage cropping out in the North Patagonian Massif. However, zircons of 153-157. Ma representing the age of Jurassic volcanism along the Patagonian basement domain to the west are scarce. Our data indicate a ~122. Ma age for the studied samples, during which the Southern Patagonian Andes received mixed basement and V1 Jurassic volcanic stage detritus. These combined sources are an outstanding characteristic of the North Patagonian and Deseado massifs, in agreement with the previously proposed Aptian uplift and exhumation of Patagonia.
Fil: Ghiglione, Matias. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; Argentina
Fil: Naipauer, Maximiliano. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; Argentina
Fil: Sue, Christian. Centre National de la Recherche Scientifique; Francia. Franche-Comté University; Francia
Fil: Barberon, Vanesa. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; Argentina
Fil: Valencia, Victor. Washington State University; Estados Unidos
Fil: Aguirre-Urreta, Maria Beatriz. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; Argentina
Fil: Ramos, Victor Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; Argentina - Materia
-
Austral Basin
Detrital Zircons
Early Cretaceous
Magallanes Basin
Opening Of the Atlantic Ocean
Patagonia
Patagonian Andes
U-Pb Geochronology - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/60441
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U-Pb zircon ages from the northern Austral basin and their correlation with the Early Cretaceous exhumation and volcanism of PatagoniaGhiglione, MatiasNaipauer, MaximilianoSue, ChristianBarberon, VanesaValencia, VictorAguirre-Urreta, Maria BeatrizRamos, Victor AlbertoAustral BasinDetrital ZirconsEarly CretaceousMagallanes BasinOpening Of the Atlantic OceanPatagoniaPatagonian AndesU-Pb Geochronologyhttps://purl.org/becyt/ford/1.5https://purl.org/becyt/ford/1The end of the Early Cretaceous sag stage along the Southern Patagonian Andes is indicated by the sudden appearance of shallow marine to deltaic sandstones on top of deep marine facies. We studied the detrital and volcanic zircon U-Pb geochronology from the coarse-grained deposits represented by the Río Belgrano and Río Tarde formations at the northern end of the Austral or Magallanes basin. The maximum depositional age of the basal green sandstones of Río Belgrano Formation is marked by a ~122. Ma age peak. The youngest single zircon of the overlaying lower Río Tarde Formation yields an age of 118±2. Ma, however the ~122. Ma age peak is equally present. The upper Río Tarde Formation yielded a 112±2. Ma U-Pb zircon age for a volcanic tuff. The ~122. Ma significant peak and 112±2. Ma tuff represent volcanic ash fall coeval with plutonic activity dated between 125 and 110. Ma in the North Patagonian Batholith. An abundant detrital Mesozoic population is present in both units, including a 189-170. Ma peak corresponding to the V1 Jurassic volcanic stage cropping out in the North Patagonian Massif. However, zircons of 153-157. Ma representing the age of Jurassic volcanism along the Patagonian basement domain to the west are scarce. Our data indicate a ~122. Ma age for the studied samples, during which the Southern Patagonian Andes received mixed basement and V1 Jurassic volcanic stage detritus. These combined sources are an outstanding characteristic of the North Patagonian and Deseado massifs, in agreement with the previously proposed Aptian uplift and exhumation of Patagonia.Fil: Ghiglione, Matias. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; ArgentinaFil: Naipauer, Maximiliano. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; ArgentinaFil: Sue, Christian. Centre National de la Recherche Scientifique; Francia. Franche-Comté University; FranciaFil: Barberon, Vanesa. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; ArgentinaFil: Valencia, Victor. Washington State University; Estados UnidosFil: Aguirre-Urreta, Maria Beatriz. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; ArgentinaFil: Ramos, Victor Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; ArgentinaAcademic Press Ltd - Elsevier Science Ltd2015-07info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/60441Ghiglione, Matias; Naipauer, Maximiliano; Sue, Christian; Barberon, Vanesa; Valencia, Victor; et al.; U-Pb zircon ages from the northern Austral basin and their correlation with the Early Cretaceous exhumation and volcanism of Patagonia; Academic Press Ltd - Elsevier Science Ltd; Cretaceous Research; 55; 7-2015; 116-1280195-6671CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1016/j.cretres.2015.02.006info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0195667115000221info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-03T09:49:59Zoai:ri.conicet.gov.ar:11336/60441instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-03 09:49:59.418CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
U-Pb zircon ages from the northern Austral basin and their correlation with the Early Cretaceous exhumation and volcanism of Patagonia |
title |
U-Pb zircon ages from the northern Austral basin and their correlation with the Early Cretaceous exhumation and volcanism of Patagonia |
spellingShingle |
U-Pb zircon ages from the northern Austral basin and their correlation with the Early Cretaceous exhumation and volcanism of Patagonia Ghiglione, Matias Austral Basin Detrital Zircons Early Cretaceous Magallanes Basin Opening Of the Atlantic Ocean Patagonia Patagonian Andes U-Pb Geochronology |
title_short |
U-Pb zircon ages from the northern Austral basin and their correlation with the Early Cretaceous exhumation and volcanism of Patagonia |
title_full |
U-Pb zircon ages from the northern Austral basin and their correlation with the Early Cretaceous exhumation and volcanism of Patagonia |
title_fullStr |
U-Pb zircon ages from the northern Austral basin and their correlation with the Early Cretaceous exhumation and volcanism of Patagonia |
title_full_unstemmed |
U-Pb zircon ages from the northern Austral basin and their correlation with the Early Cretaceous exhumation and volcanism of Patagonia |
title_sort |
U-Pb zircon ages from the northern Austral basin and their correlation with the Early Cretaceous exhumation and volcanism of Patagonia |
dc.creator.none.fl_str_mv |
Ghiglione, Matias Naipauer, Maximiliano Sue, Christian Barberon, Vanesa Valencia, Victor Aguirre-Urreta, Maria Beatriz Ramos, Victor Alberto |
author |
Ghiglione, Matias |
author_facet |
Ghiglione, Matias Naipauer, Maximiliano Sue, Christian Barberon, Vanesa Valencia, Victor Aguirre-Urreta, Maria Beatriz Ramos, Victor Alberto |
author_role |
author |
author2 |
Naipauer, Maximiliano Sue, Christian Barberon, Vanesa Valencia, Victor Aguirre-Urreta, Maria Beatriz Ramos, Victor Alberto |
author2_role |
author author author author author author |
dc.subject.none.fl_str_mv |
Austral Basin Detrital Zircons Early Cretaceous Magallanes Basin Opening Of the Atlantic Ocean Patagonia Patagonian Andes U-Pb Geochronology |
topic |
Austral Basin Detrital Zircons Early Cretaceous Magallanes Basin Opening Of the Atlantic Ocean Patagonia Patagonian Andes U-Pb Geochronology |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
The end of the Early Cretaceous sag stage along the Southern Patagonian Andes is indicated by the sudden appearance of shallow marine to deltaic sandstones on top of deep marine facies. We studied the detrital and volcanic zircon U-Pb geochronology from the coarse-grained deposits represented by the Río Belgrano and Río Tarde formations at the northern end of the Austral or Magallanes basin. The maximum depositional age of the basal green sandstones of Río Belgrano Formation is marked by a ~122. Ma age peak. The youngest single zircon of the overlaying lower Río Tarde Formation yields an age of 118±2. Ma, however the ~122. Ma age peak is equally present. The upper Río Tarde Formation yielded a 112±2. Ma U-Pb zircon age for a volcanic tuff. The ~122. Ma significant peak and 112±2. Ma tuff represent volcanic ash fall coeval with plutonic activity dated between 125 and 110. Ma in the North Patagonian Batholith. An abundant detrital Mesozoic population is present in both units, including a 189-170. Ma peak corresponding to the V1 Jurassic volcanic stage cropping out in the North Patagonian Massif. However, zircons of 153-157. Ma representing the age of Jurassic volcanism along the Patagonian basement domain to the west are scarce. Our data indicate a ~122. Ma age for the studied samples, during which the Southern Patagonian Andes received mixed basement and V1 Jurassic volcanic stage detritus. These combined sources are an outstanding characteristic of the North Patagonian and Deseado massifs, in agreement with the previously proposed Aptian uplift and exhumation of Patagonia. Fil: Ghiglione, Matias. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; Argentina Fil: Naipauer, Maximiliano. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; Argentina Fil: Sue, Christian. Centre National de la Recherche Scientifique; Francia. Franche-Comté University; Francia Fil: Barberon, Vanesa. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; Argentina Fil: Valencia, Victor. Washington State University; Estados Unidos Fil: Aguirre-Urreta, Maria Beatriz. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; Argentina Fil: Ramos, Victor Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos "Don Pablo Groeber"; Argentina |
description |
The end of the Early Cretaceous sag stage along the Southern Patagonian Andes is indicated by the sudden appearance of shallow marine to deltaic sandstones on top of deep marine facies. We studied the detrital and volcanic zircon U-Pb geochronology from the coarse-grained deposits represented by the Río Belgrano and Río Tarde formations at the northern end of the Austral or Magallanes basin. The maximum depositional age of the basal green sandstones of Río Belgrano Formation is marked by a ~122. Ma age peak. The youngest single zircon of the overlaying lower Río Tarde Formation yields an age of 118±2. Ma, however the ~122. Ma age peak is equally present. The upper Río Tarde Formation yielded a 112±2. Ma U-Pb zircon age for a volcanic tuff. The ~122. Ma significant peak and 112±2. Ma tuff represent volcanic ash fall coeval with plutonic activity dated between 125 and 110. Ma in the North Patagonian Batholith. An abundant detrital Mesozoic population is present in both units, including a 189-170. Ma peak corresponding to the V1 Jurassic volcanic stage cropping out in the North Patagonian Massif. However, zircons of 153-157. Ma representing the age of Jurassic volcanism along the Patagonian basement domain to the west are scarce. Our data indicate a ~122. Ma age for the studied samples, during which the Southern Patagonian Andes received mixed basement and V1 Jurassic volcanic stage detritus. These combined sources are an outstanding characteristic of the North Patagonian and Deseado massifs, in agreement with the previously proposed Aptian uplift and exhumation of Patagonia. |
publishDate |
2015 |
dc.date.none.fl_str_mv |
2015-07 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/60441 Ghiglione, Matias; Naipauer, Maximiliano; Sue, Christian; Barberon, Vanesa; Valencia, Victor; et al.; U-Pb zircon ages from the northern Austral basin and their correlation with the Early Cretaceous exhumation and volcanism of Patagonia; Academic Press Ltd - Elsevier Science Ltd; Cretaceous Research; 55; 7-2015; 116-128 0195-6671 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/60441 |
identifier_str_mv |
Ghiglione, Matias; Naipauer, Maximiliano; Sue, Christian; Barberon, Vanesa; Valencia, Victor; et al.; U-Pb zircon ages from the northern Austral basin and their correlation with the Early Cretaceous exhumation and volcanism of Patagonia; Academic Press Ltd - Elsevier Science Ltd; Cretaceous Research; 55; 7-2015; 116-128 0195-6671 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1016/j.cretres.2015.02.006 info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0195667115000221 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Academic Press Ltd - Elsevier Science Ltd |
publisher.none.fl_str_mv |
Academic Press Ltd - Elsevier Science Ltd |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
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CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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1842269005338902528 |
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13.13397 |