| | Journal (article/letter/editorial) | system south of the SaÌo Francisco Craton, southeast Brazil Mario da Costa Campos Neto a, Renaud Caby b, *...GeocieÌncias, Universidade de SaÌo Paulo, Sao Paulo, Brazil b Laboratoire de Tectonophysique, UniversiteÌ de...ArchaeanâPaleoproterozoic SaÌo Francisco Craton in SE Brazil (Fig. 1) is bounded in its western and southern...3â26 5 Fig. 1. Sketch tectonic map of southeast Brazil. 1998; SimoÌes, 1995; Seer et al., 1998; Alkmin...Pesquisas GeocronoloÌgicas, Universidade de SaÌo Paulo, Brazil ). The protoliths of these enderbitic granulites | | | Journal (article/letter/editorial) | Granulites of the GuaxupeĂ Complex, Southeastern Brazil E. A. DEL LAMA,1* A. ZANARDO,2 M. A. F. OLIVEIRA2...2 GMG/IG ± USP, SaĂo Paulo, Brazil DPM/IGCE ± UNESP, Rio Claro, Brazil This paper describes tectonic...Precambrian rocks from the GuaxupeĂ Complex and Varginha Shear Zone (VSZ) near the city of GuaxupeĂ in...part of the SaĂo Francisco Craton, southeastern Brazil. The VSZ separates the metasediments of AraxaĂ...transpression; GuaxupeĂ Complex; Precambrian; Varginha Shear Zone; Brazil 1. INTRODUCTION In this paper we present | | Coelho, Mariana Barroso, Trouw, Rudolph Allard Johannes, Ganade, Carlos E., Vinagre, Rodrigo, Mendes, JĂșlio Cezar, Sato, Kei (2017) Constraining timing and P-T conditions of continental collision and late overprinting in the Southern BrasĂlia Orogen (SE-Brazil): U-Pb zircon ages and geothermobarometry of the AndrelĂąndia Nappe System. Precambrian Research, 292. 194-215 doi:10.1016/j.precamres.2017.02.001 | Journal (article/letter/editorial) | overprinting in the Southern BrasĂlia Orogen (SE-Brazil): U-Pb zircon ages and geothermobarometry of the...overprinting in the Southern BrasĂlia Orogen (SE-Brazil): U-Pb zircon ages and geothermobarometry of the...overprinting in the Southern BrasĂlia Orogen (SE-Brazil): U-Pb zircon ages and geothermobarometry of the...Rio de Janeiro, Brazil 2. Serviço GeolĂłgico do Brasil â SBG/CPRM, Rio de Janeiro, Brazil 3. Universidade...Universidade de SĂŁo Paulo â USP, SĂŁo Paulo, Brazil ABSTRACT The AndrelĂąndia Nappe System (ANS) is an important | | | Journal (article/letter/editorial) | Investigations on the Granulite Facies Terrains of Brazil: A Review S. S. Iyer', A. Choudhuri2 and J. S....Campinas, Brazil Instituto de Geocifncias, Universidade Federal du Bahia, Salvadol; Brazil (Manuscriptreceived...three areas in the granulite facies terrains of Brazil are assembled and discussed. All the three areas...flow during metamorphism. Key Words: granulites, Brazil, stable isotopes, volatiles, non-pervasive flow...homogenization during high grade metamorphism. Brazil, with its extensive areas of high grade metamorphic | | | Journal (article/letter/editorial) | Guaxup6 granulite facies terrain, southeastern Brazil S.S. Iyer ~, A. Choudhuri b, D.R.M. Pattison c...Universidade Estadual de Campinas, Campinas (SP), Brazil CDepartmentof Geology and Geophysics, University...chamockite and chamokitic augen gneisses) of Guaxupr, Brazil are assembled. Geochemical discrimination function...terrains. Curiously, granulite facies terrains of Brazil are not cited, possibly due to the paucity of published...Brazilian granulites in international journals. Brazil, with its extensive area of high-grade metamorphic | | Fernandes, J.F., Iyer, S.S., Imakuma, K., Choudhuri, A. (1987) Geochemical studies in the proterozoic metamorphic terrane of the guaxupĂ© massif, minas gerais, brazil. A discussion on large ion lithophile element fractionation during high-grade metamorphism. Precambrian Research, 36 (1) 65-79 doi:10.1016/0301-9268(87)90017-9 | Journal (article/letter/editorial) | METAMORPHIC TERRANE OF THE GUAXUPÂą MASSIF, MINAS GERAIS, BRAZIL. A DISCUSSION ON LARGE ION LITHOPHILE ELEMENT...CNEN/SP ), Caixa Postal 11049, Pinheiros, S~o Paulo (Brazil) A. C H O U D H U R I Instituto de Geoci~ncias...Estadual de Campinas 13100, Campinas, S~o Paulo (Brazil) (ReceivedJanuary 3, 1985; revision accepted September...metamorphic terrane of the Guaxup~Massif,Minas Gerais,Brazil. A discussionon large ion lithophileelementfractionation...in the granulite faciesrocks from other parts of Brazil showthat the depletion of these elements is variable | | | Journal (article/letter/editorial) | by tails of plagioclase. Copacabana beach, Rio, Brazil. Width of view 10 cm; (f) lozengeshaped pegmatitic...(g) diopside fish in quartz matrix from high grade gneiss. Varginha, southern Minas Gerais, Brazil. Width...localization of deformation in lower crust granulites, Minas fault zone, Nova Scotia, Canada. In: Alsop, G.I | | | Journal (article/letter/editorial) | Dahomeyides, Ghana â Togo 27: SE Brazil: GuaxupeÌ Complex, Varginha Shear Zone 28: N China Craton: Hengshan...secondary hornblende (Hbl) and symplectites (Symp) of diopside + plagioclase partly replacing primary Cpx. (Granulitgebirge...pyroxene is still omphacite but in most cases it is diopside with jadeite content below 20%. The resulting...or within the symplectite domains together with diopside (OâBrien, 1997a,b). For rocks of basaltic composition...with granulite facies overprint. (a) Fine-grained diopside + plagioclase symplectite (Symp A) replacing omphacite | | | Book | Geosciences Institute University of SĂŁo Paulo SĂŁo Paulo Brazil Pedro Oyhantçabal Departamento de GeodinĂĄmica Interna...recognized similarities in the âold granitesâ of Brazil and southern Africa. On the other hand, du Toit...âBrazilian systemâ deïŹned by Alcide dâOrbigny in Brazil (Beaumont 1844), arguably corresponding to the...geochronological data of the Precambrian basement of southern Brazil, Uruguay and Argentina were reported by Hart (1966)...and geochemical data of the Nico PĂ©rez Terrane in Brazil and Uruguay in order to constrain its regional |
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