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Resumo. CONTRIBUTIONS TO THE PETROGRAPHY, GEOCHEMISTRY AND GEOCHRONOLOGY (U-Pb AND Sm-Nd) OF THE PALEOPROTEROZOIC EFFUSIVE ROCKS FROM IRICOUME GROUP, AMAZONIAN CRATON, BRAZIL . O extremo sul do(More)
Abstract In the southernmost Uatuma-Anaua Domain, central Amazonian craton (Brazil), crop out 1.98 Ga basement inliers represented by (meta)leucosyenogranites and amphibolites (Igarape Canoas Suite),(More)
The calc-alkaline granitoids of the President Figueiredo district, Amazonas State, Brazil, are represented by syenogranites, monzogranites and diorites of the Agua Branca Intrusive Suite that display(More)