The Playa Hermosa formation, Playa Verde basin, Uruguay
The Playa Hermosa Formation (Fm.) (Playa Verde Basin) is a volcano-sedimentary unit that crops out in the extreme south of the Dom Feliciano Belt in Uruguay. This formation has traditionally been interpreted as non-glacial in origin, but recently it has been suggested that the lower part at least ma...
Published in: | Geological Society, London, Memoirs |
---|---|
Main Authors: | , , , |
Other Authors: | , , |
Format: | Book Part |
Language: | English |
Published: |
Geological Society of London
|
Subjects: | |
Online Access: | http://hdl.handle.net/11336/144654 |
id |
ftconicet:oai:ri.conicet.gov.ar:11336/144654 |
---|---|
record_format |
openpolar |
spelling |
ftconicet:oai:ri.conicet.gov.ar:11336/144654 2023-10-09T21:51:41+02:00 The Playa Hermosa formation, Playa Verde basin, Uruguay Pazos, Pablo Jose Rapalini, Augusto Ernesto Bettucci Sanchez, Leda Tofalo, Ofelia Rita de Las Mercedes Arnaud, Emanuel Halverson, Galen Shields-Zhou, Graham application/pdf http://hdl.handle.net/11336/144654 eng eng Geological Society of London info:eu-repo/semantics/altIdentifier/url/https://pubs.geoscienceworld.org/books/book/1547/chapter/107280685/The-Playa-Hermosa-Formation-Playa-Verde-Basin info:eu-repo/semantics/altIdentifier/doi/10.1144/M36.52 info:eu-repo/semantics/altIdentifier/url/https://mem.lyellcollection.org/content/36/1/547 http://hdl.handle.net/11336/144654 Pazos, Pablo Jose; Rapalini, Augusto Ernesto; Bettucci Sanchez, Leda; Tofalo, Ofelia Rita de Las Mercedes; The Playa Hermosa formation, Playa Verde basin, Uruguay; Geological Society of London; 36; 2011; 547-553 978-1-86239-334-9 CONICET Digital CONICET info:eu-repo/semantics/restrictedAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ Rio de la Plata craton Neoproterozoic Playa Hermosa Glaciations https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 info:eu-repo/semantics/publishedVersion info:eu-repo/semantics/bookPart info:ar-repo/semantics/parte de libro ftconicet https://doi.org/10.1144/M36.52 2023-09-24T19:07:25Z The Playa Hermosa Formation (Fm.) (Playa Verde Basin) is a volcano-sedimentary unit that crops out in the extreme south of the Dom Feliciano Belt in Uruguay. This formation has traditionally been interpreted as non-glacial in origin, but recently it has been suggested that the lower part at least may be glacially influenced. The stratigraphic position of the Playa Hermosa Fm. and its correlation with other Neoproterozoic units of Uruguay, Argentina and southern Brazil remains in dispute. An age of c. 580 Ma is indicated by a hornblende 39Ar/40Ar age on magmatism regarded as coeval with syn-sedimentary volcanism. Preliminary palaeomagnetic data suggest a primary remanence and a mean geomagnetic pole consistent with the proposed apparent polar wander path for the Río de La Plata craton. In combination, these data suggest mid-Ediacaran glacial sedimentation in low to intermediate latitudes on the Río de la Plata craton. However, this conclusion needs to be reinforced by more thorough studies of the age and origin of the Playa Hermosa Fm. Fil: Pazos, Pablo Jose. 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. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Ciencias Geológicas; Argentina Fil: Rapalini, Augusto Ernesto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Ciencias Geológicas; Argentina Fil: Bettucci Sanchez, Leda. Facultad de ... Book Part Geomagnetic Pole CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas) Argentina Uruguay Augusto ENVELOPE(-61.613,-61.613,-64.054,-64.054) Pablo ENVELOPE(-63.717,-63.717,-64.283,-64.283) Leda ENVELOPE(140.024,140.024,-66.661,-66.661) Geological Society, London, Memoirs 36 1 547 553 |
institution |
Open Polar |
collection |
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas) |
op_collection_id |
ftconicet |
language |
English |
topic |
Rio de la Plata craton Neoproterozoic Playa Hermosa Glaciations https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 |
spellingShingle |
Rio de la Plata craton Neoproterozoic Playa Hermosa Glaciations https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 Pazos, Pablo Jose Rapalini, Augusto Ernesto Bettucci Sanchez, Leda Tofalo, Ofelia Rita de Las Mercedes The Playa Hermosa formation, Playa Verde basin, Uruguay |
topic_facet |
Rio de la Plata craton Neoproterozoic Playa Hermosa Glaciations https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 |
description |
The Playa Hermosa Formation (Fm.) (Playa Verde Basin) is a volcano-sedimentary unit that crops out in the extreme south of the Dom Feliciano Belt in Uruguay. This formation has traditionally been interpreted as non-glacial in origin, but recently it has been suggested that the lower part at least may be glacially influenced. The stratigraphic position of the Playa Hermosa Fm. and its correlation with other Neoproterozoic units of Uruguay, Argentina and southern Brazil remains in dispute. An age of c. 580 Ma is indicated by a hornblende 39Ar/40Ar age on magmatism regarded as coeval with syn-sedimentary volcanism. Preliminary palaeomagnetic data suggest a primary remanence and a mean geomagnetic pole consistent with the proposed apparent polar wander path for the Río de La Plata craton. In combination, these data suggest mid-Ediacaran glacial sedimentation in low to intermediate latitudes on the Río de la Plata craton. However, this conclusion needs to be reinforced by more thorough studies of the age and origin of the Playa Hermosa Fm. Fil: Pazos, Pablo Jose. 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. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Ciencias Geológicas; Argentina Fil: Rapalini, Augusto Ernesto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Ciencias Geológicas; Argentina Fil: Bettucci Sanchez, Leda. Facultad de ... |
author2 |
Arnaud, Emanuel Halverson, Galen Shields-Zhou, Graham |
format |
Book Part |
author |
Pazos, Pablo Jose Rapalini, Augusto Ernesto Bettucci Sanchez, Leda Tofalo, Ofelia Rita de Las Mercedes |
author_facet |
Pazos, Pablo Jose Rapalini, Augusto Ernesto Bettucci Sanchez, Leda Tofalo, Ofelia Rita de Las Mercedes |
author_sort |
Pazos, Pablo Jose |
title |
The Playa Hermosa formation, Playa Verde basin, Uruguay |
title_short |
The Playa Hermosa formation, Playa Verde basin, Uruguay |
title_full |
The Playa Hermosa formation, Playa Verde basin, Uruguay |
title_fullStr |
The Playa Hermosa formation, Playa Verde basin, Uruguay |
title_full_unstemmed |
The Playa Hermosa formation, Playa Verde basin, Uruguay |
title_sort |
playa hermosa formation, playa verde basin, uruguay |
publisher |
Geological Society of London |
url |
http://hdl.handle.net/11336/144654 |
long_lat |
ENVELOPE(-61.613,-61.613,-64.054,-64.054) ENVELOPE(-63.717,-63.717,-64.283,-64.283) ENVELOPE(140.024,140.024,-66.661,-66.661) |
geographic |
Argentina Uruguay Augusto Pablo Leda |
geographic_facet |
Argentina Uruguay Augusto Pablo Leda |
genre |
Geomagnetic Pole |
genre_facet |
Geomagnetic Pole |
op_relation |
info:eu-repo/semantics/altIdentifier/url/https://pubs.geoscienceworld.org/books/book/1547/chapter/107280685/The-Playa-Hermosa-Formation-Playa-Verde-Basin info:eu-repo/semantics/altIdentifier/doi/10.1144/M36.52 info:eu-repo/semantics/altIdentifier/url/https://mem.lyellcollection.org/content/36/1/547 http://hdl.handle.net/11336/144654 Pazos, Pablo Jose; Rapalini, Augusto Ernesto; Bettucci Sanchez, Leda; Tofalo, Ofelia Rita de Las Mercedes; The Playa Hermosa formation, Playa Verde basin, Uruguay; Geological Society of London; 36; 2011; 547-553 978-1-86239-334-9 CONICET Digital CONICET |
op_rights |
info:eu-repo/semantics/restrictedAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
op_doi |
https://doi.org/10.1144/M36.52 |
container_title |
Geological Society, London, Memoirs |
container_volume |
36 |
container_issue |
1 |
container_start_page |
547 |
op_container_end_page |
553 |
_version_ |
1779314818728067072 |