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

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

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American Geophysical Union

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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

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Tectonics

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