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Continental underthrusting and obduction during the Cretaceous closure of the Rocas Verdes rift basin, Cordillera Darwin, Patagonian Andes

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Date

2010

Authors

Klepeis, K
Betka, Paul
Clarke, G L
Fanning, Christopher
Herve, Francisco
Rojas, Lisandro
Mpodozis, C
Thompson, Stuart

Journal Title

Journal ISSN

Volume Title

Publisher

American Geophysical Union

Abstract

The Patagonian Andes record a period of Cretaceous-Neogene orogenesis that began with the compressional inversion of a Late Jurassic rift called the Rocas Verdes basin. Detrital zircon ages from sediment that filled the southern part of the basin provide

Description

Keywords

Keywords: closure; continental crust; Cretaceous; crustal shortening; exhumation; fold and thrust belt; foreland basin; orogeny; rift zone; subduction; tectonic wedge; thrust; Andes; Chile; Cordillera Darwin; Magallanes; Patagonia

Citation

URI

http://hdl.handle.net/1885/50867

Collections

ANU Research Publications

Source

Tectonics

Type

Journal article

Book Title

Entity type

Access Statement

License Rights

DOI

10.1029/2009TC002610

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