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Diopside from
Varginha, Minas Gerais, Brazil


Locality type:Municipality
Classification
Species:Diopside
Formula:CaMgSi2O6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Diopside data
Locality Data:Click here to view Varginha, Minas Gerais, Brazil
Data Identifiers
Mindat Occurrence Record ID:311702
Long-form Identifier:1:3:311702:6
GUID (UUID V4):27e44a6a-3e2a-4961-9785-0c67022afd23
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
system south of the São Francisco Craton, southeast Brazil Mario da Costa Campos Neto a, Renaud Caby b, *...Geociências, Universidade de São Paulo, Sao Paulo, Brazil b Laboratoire de Tectonophysique, Université de...Archaean–Paleoproterozoic São Francisco Craton in SE Brazil (Fig. 1) is bounded in its western and southern...3–26 5 Fig. 1. Sketch tectonic map of southeast Brazil. 1998; Simões, 1995; Seer et al., 1998; Alkmin...Pesquisas Geocronológicas, Universidade de São Paulo, Brazil ). The protoliths of these enderbitic granulites
Journal (article/letter/editorial)
Granulites of the Guaxupe Complex, Southeastern Brazil E. A. DEL LAMA,1* A. ZANARDO,2 M. A. F. OLIVEIRA2...2 GMG/IG ± USP, SaÄo Paulo, Brazil DPM/IGCE ± UNESP, Rio Claro, Brazil This paper describes tectonic...Precambrian rocks from the Guaxupe Complex and Varginha Shear Zone (VSZ) near the city of Guaxupe in...part of the SaÄo Francisco Craton, southeastern Brazil. The VSZ separates the metasediments of AraxaÂ...transpression; Guaxupe Complex; Precambrian; Varginha Shear Zone; Brazil 1. INTRODUCTION In this paper we present
Journal (article/letter/editorial)
overprinting in the Southern Brasília Orogen (SE-Brazil): U-Pb zircon ages and geothermobarometry of the...overprinting in the Southern Brasília Orogen (SE-Brazil): U-Pb zircon ages and geothermobarometry of the...overprinting in the Southern Brasília Orogen (SE-Brazil): U-Pb zircon ages and geothermobarometry of the...Rio de Janeiro, Brazil 2. Serviço Geológico do Brasil – SBG/CPRM, Rio de Janeiro, Brazil 3. Universidade...Universidade de São Paulo – USP, São Paulo, Brazil ABSTRACT The Andrelñndia 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
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 ⁄ Togo 27: SE Brazil: Guaxupé 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 (O’Brien, 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 ‘old granites’ of Brazil and southern Africa. On the other hand, du Toit...‘Brazilian system’ deïŹned by Alcide d’Orbigny 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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