Ediacaran Aguas Belas pluton, Northeastern Brazil: Evidence on age, emplacement and magma sources during Gondwana amalgamation

da Silva Filho, Adejardo F.; Guimaraes, Ignez P.; Ferreira, Valderez P.; Armstrong, Richard; Sial, Alcides

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Ediacaran Aguas Belas pluton, Northeastern Brazil: Evidence on age, emplacement and magma sources during Gondwana amalgamation

Date

2010

Authors

da Silva Filho, Adejardo F.

Guimaraes, Ignez P.

Ferreira, Valderez P.

Armstrong, Richard

Sial, Alcides

Publisher

Elsevier

Abstract

Ediacaran syenogranites from the Águas Belas pluton, Borborema Province, Northeastern Brazil were investigated in this work. The studied granitoids show high SiO2, Fe# [FeO / (FeO + MgO)], total alkalis (K2O + Na2O) and BaO contents and medium Sr and low