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U-Pb SHRIMP zircon dating of Grenvillian metamorphism in Western Sierras Pampeanas (Argentina): Correlation with the Arequipa-Antofalla craton and constraints on the extent of the Precordillera Terrane

Casquet, Cesar; Pankhurst, Robert J; Fanning, Christopher; Baldo, Edgardo; Galindo, Carmen; Rapela, Carlos W; Gonzalez-Casado, Jose M; Dahlquist, Juan A.

Description

Metamorphism of Grenvillian age (ca. 1.2 Ga; U-Pb zircon dating) is recognized for the first time in the Western Sierras Pampeanas (Sierra de Maz). Conditions reached granulite facies (ca. 780 °C and ca. 780 MPa). Comparing geochronological and petrol

CollectionsANU Research Publications
Date published: 2006
Type: Journal article
URI: http://hdl.handle.net/1885/24728
Source: Gondwana Research
DOI: 10.1016/j.gr.2005.12.004

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