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Geochemistry and zircon geochronology of paleoproterozoic granitoids: Further evidence on the magmatic and crustal evolution of the Sao Luis cratonic fragment, Brazil

Date

Authors

Klein, Evandro L.

Luzardo, Rene

Moura, Candido A.V.

Armstrong, Richard

Publisher

Elsevier

Abstract

The Tromaí Intrusive Suite is the predominant exposed unit of the São Luís cratonic fragment in northern Brazil. The suite forms batholiths and stocks of granitoids that were emplaced between 2168 ± 4 Ma and 2149 ± 4 Ma and intruded a 2240 ± 5 Ma ol

Keywords

Keywords: batholith; craton; crustal evolution; geochronology; granitoid; mafic rock; magmatism; metavolcanic rock; orogeny; petrography; protolith; Brazil; Maranhao; Sao Luis; South America; Rhyacia Calc-alkaline; Geochemistry; Geochronology; Granitoid; Paleoproterozoic; São Luís cratonic fragment

URI

http://hdl.handle.net/1885/36411

Collections

ANU Research Publications

Source

Precambrian Research

Type

Journal article

DOI

10.1016/j.precamres.2008.07.005

Restricted until

2037-12-31

Downloads

File

Description

01_Klein_Geochemistry_and_zircon_2008.pdf (1.51 MB)

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