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Grenvillian massif-type anorthosites in the Sierras Pampeanas

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Date

2004

Authors

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

Journal Title

Journal ISSN

Volume Title

Publisher

Geological Society of London

Abstract

We report the discovery of massif-type anorthosites in the Andean basement of the Western Sierras Pampeanas of Argentina. U-Pb zircon dating (by sensitive high-resolution ion microprobe) of a cogenetic gabbronorite dyke yields ages of 1070 ± 41 Ma for ig

Description

Keywords

Keywords: anorthosite; pluton; Proterozoic; Rodinia; Argentina; Sierras Pampeanas; South America; Western Hemisphere; World Anorthosites; Argentina; Neoproterozoic; Rodinia; SHRIMP data; Sierras Pampeanas

Citation

URI

http://hdl.handle.net/1885/80298

Collections

ANU Research Publications

Source

Journal of the Geological Society

Type

Journal article

Book Title

Entity type

Access Statement

License Rights

DOI

10.1144/0016-764904-100

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