Mostrar el registro sencillo del ítem
dc.contributor.author
Pallares, Carlos
dc.contributor.author
Sarda, Philippe
dc.contributor.author
Quidelleur, Xavier
dc.contributor.author
Antoine, Clémentine
dc.contributor.author
Tchilinguirian, Pablo
dc.contributor.author
Winocur, Diego Alejandro
dc.contributor.author
Folguera Telichevsky, Andres
dc.contributor.author
Maury, René C.
dc.date.available
2024-02-14T10:36:25Z
dc.date.issued
2023-03
dc.identifier.citation
Pallares, Carlos; Sarda, Philippe; Quidelleur, Xavier; Antoine, Clémentine; Tchilinguirian, Pablo; et al.; Two million years of evolution of the southern central andes retroarc, Payenia Volcanic Province, Argentina, from the study of the Cerro Nevado Volcanic Complex; Pergamon-Elsevier Science Ltd; Journal of South American Earth Sciences; 123; 3-2023; 1-19
dc.identifier.issn
0895-9811
dc.identifier.uri
http://hdl.handle.net/11336/226701
dc.description.abstract
New K–Ar ages, major and trace element analyses, and Sr and Nd isotopic data for the Cerro Nevado Volcanic Complex (CNVC) coupled with those previously published allow us to better document the hot thermal anomaly which affected the upper mantle beneath the Andean back-arc Payenia Volcanic Province and generated alkaline magmatism. These data, along with previously published ones from this and neighbor volcanic centers, suggest that this anomaly stagnated there, during at least the last 2 million years. Geochemical features from the CNVC basaltic magmas indicate that they were sourced within an OIB-type mantle with an EMI signature, similar to that underlying the neighboring Auca Mahuida Shield Volcano to the south, and attributed to the rise of a mantle thermal anomaly. We identify at least five events of partial melting and seven eruptive phases from 1.88 to 0.75 Ma. Continental crust contamination in the San Rafael Block crustal basement occurred coupled with fractional crystallization processes, probably in magma chambers and across several cycles, producing the trachybasaltic, trachyandesitic and trachytic magmas of the Cerro Nevado volcanic cone (1.34–1.22 Ma).
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Pergamon-Elsevier Science Ltd
dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
ALKALINE LAVAS
dc.subject
ANDEAN BACK-ARC
dc.subject
ARGENTINA
dc.subject
CERRO NEVADO
dc.subject
CRUSTAL CONTRIBUTION
dc.subject
K–AR GEOCHRONOLOGY
dc.subject
QUATERNARY
dc.subject.classification
Geología
dc.subject.classification
Ciencias de la Tierra y relacionadas con el Medio Ambiente
dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
dc.title
Two million years of evolution of the southern central andes retroarc, Payenia Volcanic Province, Argentina, from the study of the Cerro Nevado Volcanic Complex
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2024-02-09T14:39:56Z
dc.journal.volume
123
dc.journal.pagination
1-19
dc.journal.pais
Estados Unidos
dc.description.fil
Fil: Pallares, Carlos. Universite Paris-saclay (universite Paris-saclay);
dc.description.fil
Fil: Sarda, Philippe. Universite Paris-saclay (universite Paris-saclay);
dc.description.fil
Fil: Quidelleur, Xavier. Universite Paris-saclay (universite Paris-saclay);
dc.description.fil
Fil: Antoine, Clémentine. Universite Paris-saclay (universite Paris-saclay);
dc.description.fil
Fil: Tchilinguirian, Pablo. 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
dc.description.fil
Fil: Winocur, Diego Alejandro. 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
dc.description.fil
Fil: Folguera Telichevsky, Andres. 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
dc.description.fil
Fil: Maury, René C.. Universite Paris-saclay (universite Paris-saclay);
dc.journal.title
Journal of South American Earth Sciences
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://linkinghub.elsevier.com/retrieve/pii/S0895981123000408
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.jsames.2023.104229
Archivos asociados