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SHRIMP U-Pb, 207 Pb/ 206 Pb zircon dating, and Nd isotopic signature of the Umburanas greenstone belt, northern São Francisco craton, Brazil

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Date

2003

Authors

Bastos Leal, Luiz
Cunha, Jose
Cordani, Umberto
Teixeira, Wilson
Nutman, Allen
Menezes Leal, Angela
Macambira, Moacir

Journal Title

Journal ISSN

Volume Title

Publisher

Pergamon-Elsevier Ltd

Abstract

The Gaviao block in the northern portion of the Sao Francisco craton, northeast Brazil, is one of the oldest Archean fragments of the South American platform. It underwent polycyclic evolution from very old juvenile components dated between 3400 and 3000

Description

Keywords

Keywords: crustal evolution; geochronology; greenstone belt; neodymium isotope; Precambrian; SHRIMP dating; tectonic evolution; Brazil Archaean-Paleoproterozoic; Nd isotopic signature; Sao Francisco craton

Citation

URI

http://hdl.handle.net/1885/85836

Collections

Open Access Research

Source

Journal of South American Earth Sciences

Type

Journal article

Book Title

Entity type

Access Statement

License Rights

DOI

10.1016/S0895-9811(02)00129-3

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