Constraining the age of the Iporanga Formation with SHRIMP U-Pb zircon: Implications for possible Ediacaran glaciation in the Ribeira Belt, SE Brazil

Campanha, G.A.C.; Basei, Miguel Angelo Stipp; Tassinari, Colombo Celso Gaeta; Nutman, Allen; Faleiros, F.M.

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Constraining the age of the Iporanga Formation with SHRIMP U-Pb zircon: Implications for possible Ediacaran glaciation in the Ribeira Belt, SE Brazil

Date

2008

Authors

Campanha, G.A.C.

Basei, Miguel Angelo Stipp

Tassinari, Colombo Celso Gaeta

Nutman, Allen

Faleiros, F.M.

Publisher

Elsevier

Abstract

The Ribeira belt in SE Brazil is a Neoproterozoic to Early Palaeozoic orogen, whose architecture and history is not yet fully understood. The depositional age of many of the sedimentary sequences in the Ribeira Belt remains unconstrained, and with debate