The age and tectonic setting of the Puncoviscana Formation in northwestern Argentina: An accretionary complex related to Early Cambrian closure of the Puncoviscana Ocean and accretion of the Arequipa-Antofalla block
TIMS and SHRIMP U-Pb zircon geochronology of selected parts of the Puncoviscana Formation suggest its deposition took place mainly during the Early Cambrian, coeval with 540-535. Ma calc-alkaline Pampean arc volcanism mainly preserved as tuff beds in the oldest identified parts of this unit. Syn- to...
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| Formato: | Capítulo de libro |
| Lenguaje: | Inglés |
| Publicado: |
2011
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| Acceso en línea: | Registro en Scopus DOI Handle Registro en la Biblioteca Digital |
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