Geochronology and Nd isotope geochemistry of the Gameleira Cu-Au deposit, Serra dos Carajás, Brazil: 1.8-1.7Ga hydrothermal alteration and mineralization

Pimentel, Marcio; Lindenmayer, Zara; Laux, Jorge H; Armstrong, Richard; de Araujo, Janice

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Geochronology and Nd isotope geochemistry of the Gameleira Cu-Au deposit, Serra dos Carajás, Brazil: 1.8-1.7Ga hydrothermal alteration and mineralization

Date

2003

Authors

Pimentel, Marcio

Lindenmayer, Zara

Laux, Jorge H

Armstrong, Richard

de Araujo, Janice

Publisher

Pergamon-Elsevier Ltd

Abstract

The Gameleira deposit is one of several important Cu-Au deposits associated with the late Archean (ca. 2.7 Ga) volcanic rocks of the Itacaiúnas supergroup in the Carajás mineral province, southeastern Pará. It comprises mainly biotite- and sulphide-ric