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The Barreiro suite in the central Ribeira Belt (SE-Brazil) : a late tonian thol...

Heilbron, Monica; Oliveira, Caroline; Lobato, Marcela; Valeriano, Claudio de Morisson; Dussin, Ivo; Dantas, Elton Luiz; Simonetti, Antonio

New geochemical, U-Pb, Lu-Hf and Sr-Nd data from the Barreiro Suite metabasites in comparison with enclaves within the distal Andrelândia Group and the orthogranulites of the Juiz de Fora Complex are presented. Geochemical data suggest intraplate setting, with high and low-TiO 2 , TDM Nd ages between 1.80 and 1.41 Ga, negative ΕNd t and ( 87 Sr/ 86 Sr)i between 0.714 and 0.747. Results contrast with part of the...

Date: 2020 | Origin: Oasisbr

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