Zircon geochronology of granitoids from the western Bacaja domain, southeastern Amazonian craton, Brazil: Neoarchean to Orosirian evolution

Vasquez, Marcelo L.; Macambira, Moacir; Armstrong, Richard

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Zircon geochronology of granitoids from the western Bacaja domain, southeastern Amazonian craton, Brazil: Neoarchean to Orosirian evolution

Date

2008

Authors

Vasquez, Marcelo L.

Macambira, Moacir

Armstrong, Richard

Publisher

Elsevier

Abstract

New zircon U-Pb SHRIMP and Pb-evaporation data on rocks from the west part of the Bacajá domain, southeastern Amazonian craton, reveal crustal evolution marked by a succession of magmatic events from Neoarchean to Orosirian. This domain represents the so