Southern São Francisco craton
REPOSITORIO INSTITUCIONAL DA UFOP: Stabilization of the southern portion of the São Francisco craton, SE Brazil, through a long-lived period of potassic magmatism.
... crustal reworking in southern São Francisco Craton (Minas Gerais, Brazil). O Complexo Metamórfico Bonfim Setentrional (Quadrilátero Ferrífero, Minas 816[r] ...
48
Campo Belo Metamorphic Complex: Tectonic Evolution of an Archean sialic crust of the southern São Francisco Craton in Minas Gerais (Brazil)
... granite-greenstone terranes, with their apex around 3.0-2.6 Ga (e.g. Byerly et al. 1996, Collerson and Macdonald 1998, Friend et al. 1996, Goodwin 1991, Hamilton et al. 1979, Hamilton 1998, Kröner et al. 1996, Myers ...
19
Research Paper Evolution of Siderian juvenile crust to Rhyacian high Ba-Sr magmatism in the Mineiro Belt, southern São Francisco Craton
... São Francisco Craton consists of Archaean and Palae- oproterozoic crustal segments, initially assembled in the Palae- oproterozoic era, and best exposed in its northern and southern ...Congo ...
19
U-Pb evidence for Late Neoarchean crustal reworking in the southern São Francisco Craton (Minas Gerais, Brazil)
... the southern São Francisco ...São Francisco Craton, especially in the southern portion, demonstrating vast and vigorous reworking of sialic crust by the end of the ...
15
REPOSITORIO INSTITUCIONAL DA UFOP: Geochemistry, Nd isotopes and U–Pb geochronology of a 2350 Ma TTG suite, Minas Gerais, Brazil: implications for the crustal evolution of the southern São Francisco craton.
... This study of the Lagoa Dourada suite demonstrates that con- struction of the Paleoproterozoic southern margin of the São Francisco craton included juvenile TTG plutonic crust that formed at ca. 2350 ...
20
REPOSITORIO INSTITUCIONAL DA UFOP: New evidence of Neoarchean crustal growth in southern São Francisco Craton : the Carmópolis de Minas Layered Suite, Minas Gerais, Brazil.
... Analyses of the amphibolite AE19 yielded a discordant upper intercept age of 2744 ± 11 Ma (MSWD = 1.5 – Fig. 5), which we interpret as a reasonable approximation to the age of the tholeiitic magmatic phase in the ...
15
ARCHEAN EVOLUTION OF THE SOUTHERN SÃO FRANCISCO CRATON (SE BRAZIL)
... the southern tip of the São Francisco craton in southeast ...the southern São Francisco craton, consists of orthogneisses, intruded by abundant granitoid plutons and associated ...
269
Transamazonian Orogeny in the Southern Sa˜o Francisco Craton Region, Minas Gerais, Brazil: evidence for Paleoproterozoic collision and collapse in the Quadrila´tero Ferrı´fero
... the southern Sa˜o Francisco craton in the Brazilian highlands, contains relicts of a Transamazonian ...the southern Sa˜o Francisco craton, provide a tectonic model to explain the ...
30
Tectonic implications of Precambrian Sm–Nd dates from the southern Sa˜o Francisco craton and adjacent Arac¸uaı´ and Ribeira belts, Brazil
... the southern Sa˜o Francisco craton, and suggest that the basement of the Arac¸uaı´ belt contains relics of the Transamazonian ...Sa˜o Francisco craton whereas the Ribeira belt appears ...
15
Palaeoproterozoic assembly of the São Francisco craton, SE Brazil: New insights from U–Pb titanite and monazite dating
... the southern São Francisco craton (SSFC) and its margins is of particular interest because it combines arc related magmatism, amphibolite to granulite facies metamorphism and closure of one of the ...
21
FUNDAÇÃO UNIVERSIDADE FEDERAL DE OURO PRETO
... the southern São Francisco Craton have been reported along the years, to build a tectonic evolution of the Archaean basement (Teixeira 1985, 1993, Machado et ...São Francisco Craton, ...
156
Braz. J. Geol. vol.46 suppl.1
... the southern São Francisco Craton con- sists of an Archean block surrounded to the south by a late Rhyacian orogenic belt (Noce et ...São Francisco paleoplate (Kuchenbecker 2014, Martins- Neto ...
18
Field and geochronological evidence for origin of the Contendas-Mirante supracrustal Belt, São Francisco Craton, Brazil, as a Paleoproterozoic foreland basin
... Belt, southern São Francisco Craton and in the Natividade- Cavalcanti domain, western São Francisco ...São Francisco craton, the Natividade-Cavalcanti domain includes ...
15
Braz. J. Geol. vol.47 número2
... São Francisco Craton, the onset of Espinhaço Supergroup deposition relates to an extensive acidic to intermediate vol‑ canism recorded by Rio dos Remédios Group (Chapada Diamantina, ...São Francisco, ...
13
3.30 Ga high-silica intraplate volcanic - REPOSITORIO INSTITUCIONAL DA UFOP: 3.30 Ga high-silica intraplate volcanic–plutonic system of the Gavião Block, São Francisco Craton, Brazil : evidence of an intracontinental rift following the creation of insulat
... Slave craton, NW Canada (Reimink et ...Atlantic Craton of SW Greenland (Friend and Nutman, 2005; Nutman et ...Kaapvaal Craton in southern ...of craton building and stabilization and ...
21
Evolução petrogenética das rochas máficas / ultramáficas na área ao sul do craton São Francisco, entre as cidades de Fortaleza de Minas e Jacuí - MG
... São Francisco Craton, between Jacuí and Itaú de Minas (MG), several occurences of mafic and ultramafic rocks are ...the southern portion of the area, in the outskirts of Jacuí-Bom Jesus da Penha, the ...
147
Proterozoic first-order sedimentary sequences of the São Francisco craton, eastern Brazil
... the southern Espinhaço range led to the conclusion that the Espinhaço Supergroup comprises a single 1st-order sequence, encompassing pre-rift, rift, transitional and sag evolutionary stages of an intra- ...
13
U–Pb and Sm–Nd geochronology of amphibolites from the Curaçá Belt, São Francisco Craton, Brazil: Tectonic implications
... We interpret the colourless zircons as representative of the igneous protolith. Coincidently, their alignment provide the older U–Pb age of 2577±110 Ma among other possible regressions. In despite the large error, this ...
28
IGNEOUS CHARNOCKITES IN THE SOUTHEASTERN TRANSITION ZONE BETWEEN THE SÃO FRANCISCO CRATON AND THE COSTEIRO MOBILE BELT, BRAZIL
... INTRODUCTION Charnockites are important compo- nents of the lower continental crust in many Precambrian terranes. They were first described by Holland (1900) in Madras, southern India, as orthopyroxene-bearing ...
10
Sedimentary provenance in the southern sector of the São Francisco Basin, SE Brazil
... São Francisco Basin suggest that the Brasília Belt is the main source of sedi- ments for the Bambuí Group, with the Araçuaí belt working mainly as a deformer of the unit (Zalán & Romeiro-Silva ...São ...
24