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U-Pb SHRIMP data constraints on calc-alkaline granitoids with 1.3-1.6 Ga Nd TDM model ages from the central domain of the Borborema province, NE Brazil

Guimaraes, Ignez P.; da Silva Filho, Adejardo F.; Almeida, C.N.; Macambira, Moacir; Armstrong, Richard

Description

The Tabira, Itapetim and Timbaúba granitoids are intruded into metasedimentary sequences and Cariris Velhos (Tonian) orthogneisses from the Central Domain of the Borborema Province, NE Brazil. They have U-Pb SHRIMP ages of 593 ± 7 Ma; 615 ± 9 Ma and 61

CollectionsANU Research Publications
Date published: 2011
Type: Journal article
URI: http://hdl.handle.net/1885/69014
Source: Journal of South American Earth Sciences
DOI: 10.1016/j.jsames.2011.03.001

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