 | | Report (issue) | | Deposits of the Cachoeira do Campo Dom Bosco, and Ouro Branco Quadrangles Minas Gerais, Brazil GEOLOGICAL...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the International Cooperation...Deposits of the Cachoeira do Campo Dom Bosco, and Ouro Branco Quadrangles Minas Gerais, Brazil By ROBERT F...GEOLOGY AND MINERAL RESOURCES OF PARTS OF MINAS GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL PAPER...the Departamento National da Producao Mineral of Brazil under the auspices of the International Cooperation |  | | Journal (article/letter/editorial) | | constraints on late miocene weathering rates in Minas Gerais, Brazil Isabela de Oliveira Carmo a,1, Paulo Marcos...45, and 60 m depths in the Cachoeira Mine weathering profile, Minas Gerais, permit calculating long-term...scale) weathering rate (saprolitization rate) in SE Brazil. Pure well-crystallized cryptomelane grains with...calculate the saprolitization rate for the Cachoeira Mine lithologies and for adjacent weathering profiles...denudation; 40 Ar / 39Ar geochronology; Miocene; SE Brazil 1. Introduction Determining weathering rates is |  | Klein, Evandro L., Harris, Chris, Renac, Christophe, Giret, André, Moura, Candido A. V., Fuzikawa, Kazuo (2006) Fluid inclusion and stable isotope (O, H, C, and S) constraints on the genesis of the Serrinha gold deposit, Gurupi Belt, northern Brazil. Mineralium Deposita, 41 (2) 160-178 doi:10.1007/s00126-006-0050-1 | Journal (article/letter/editorial) | | the Serrinha gold deposit, Gurupi Belt, northern Brazil Received: 24 February 2005 / Accepted: 25 January...Serrinha gold deposit of the Gurupi Belt, northern Brazil, belongs to the class of orogenic gold deposits...CPRM/Geological Survey of Brazil, Av. Dr. Freitas, 3645, Belém-PA, CEP: 66095-110, Brazil e-mail: eklein@be.cprm...Federal do Pará, CP 1611, Belém-PA, CEP: 66075-900, Brazil K. Fuzikawa CDTN/CNEN, Rua Mario Werneck s/n, Cidade...Universitária, Belo Horizonte-MG, CEP: 30270-010, Brazil ciated with postentrapment modifications. The |  | | Report (issue) | | the Departmento National da Produ^ao Mineral of Brazil under the auspices of the Agency for International...Ferrifero, Minas Gerais, Brazil By NORMAN HERZ REGIONAL GEOLOGY OF THE QUADRILATERO FERRIFERO, MINAS GERAIS...GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL Prepared in cooperation with the Departmento Nacional da Produqao...Produqao Mineral of Brazil under the auspices of the Agency for International Development of the United...Ferrifero, Minas Gerais, Brazil. (Regional geology of the Quadrilatero Ferrifero, Minas Gerais, Brazil) (Geological |  | Klein, E. L., Ribeiro, J. W. A., Harris, C., Moura, C. A. V., Giret, A. (2008) Geology and Fluid Characteristics of the Mina Velha and Mandiocal Orebodies and Implications for the Genesis of the Orogenic Chega Tudo Gold Deposit, Gurupi Belt, Brazil. Economic Geology, 103 (5) 957-980 doi:10.2113/gsecongeo.103.5.957 | Journal (article/letter/editorial) | | Deposit, Gurupi Belt, Brazil * EVANDRO L. KLEIN, † Geological Survey of Brazil, Av. Dr. Freitas, 3645...3645, Belém-PA, Brazil, CEP: 66095-110 JOSÉ W. A. RIBEIRO, Newmont Overseas Exploration Limited, Surinam...Pará, Centro de Geociências, CP 1611, Belém-PA, Brazil, CEP: 66075-900 AND ANDRÉ GIRET Université Jean...deposit is located in the Gurupi belt of northern Brazil. Gold mineralization in the Mina Velha (upper level)...deposits. Introduction THE GURUPI BELT in northern Brazil is a polyphase plutonicmetamorphic belt that contains |  | | Journal (article/letter/editorial) | | The EBPP is situated mainly in the State of Minas Gerais, but encompasses also parts of the States of...Universidade Federal de Minas Gerais, Av. AntoÃnio Carlos 6277, 31 000 Belo Horizonte MG, Brazil the context of...Argentina, (2) the north-eastern or Borborema in Brazil, and (3) the Eastern Brazilian. A description of...pegmatites of the north-eastern Pegmatite Province of Brazil and their geochemistry have been studied by Beurlen...Province (EBPP) is situated mainly in the State of Minas Gerais but also encompasses the southern part of the |  | Klein, Evandro L., Harris, Chris, Giret, André, Moura, Candido A.V., Angélica, Rômulo S. (2005) Geology and stable isotope (O, H, C, S) constraints on the genesis of the Cachoeira gold deposit, Gurupi Belt, northern Brazil. Chemical Geology, 221 (3) 188-206 doi:10.1016/j.chemgeo.2005.05.003 | Journal (article/letter/editorial) | | constraints on the genesis of the Cachoeira gold deposit, Gurupi Belt, northern Brazil Evandro L. Klein a,*, Chris...CPRM/Geological Survey of Brazil, Av. Dr. Freitas, 3645, Belém-PA, CEP: 66095-110, Brazil Université Jean Monnet...Geociências, CP 1611, Belém-PA, CEP: 66075-900, Brazil b Received 3 August 2004; received in revised...April 2005; accepted 3 May 2005 Abstract The Cachoeira gold deposit is one of several large (N 20 tonnes...deposits of the Proterozoic Gurupi Belt in northern Brazil. O, H, C, and S isotope compositions of carbonate |  | | Report (volume) | | workshop held December 1-10,1986, in Belo Horizonte, Brazil, was hosted by the Institute Brasileiro de Mineragao...Quintas, Mineragao Morro Velho Club, Nova Lima, Brazil December 4,1986 1. 2. 3. 4. 5. Sergio C. Guedes...Quadrilatero Ferrffero, Minas Gerais, Brazil Workshop: Belo Horizonte, Brazil, December 1-10,1986 Sponsors:...Data Gold deposits related to greenstone belts in Brazil Deposit modeling workshop; Part A Excursions /...deposits related to greenstone belts in Brazil, Belo Horizonte, Brazil, 1986, by Charles H. Thorman and Eduardo |  | | Book | | MINES AND MINERALS IN BRAZIL --= ··--· ··- ·-·=- MINES AND MINERALS IN BRAZIL J OSIAS LEAO (ECONOMIC...regarding water power and industry of electr·icity in Brazil were specially prepared at the Division of Waters...• • ••••• • · • · · · • · • · · • · · • 151 Graphite Jade ............................................... 189 SUMMARY OF THE MINERAL RESERVES OF BRAZIL..... . ... ....... . .. 199 STATISTICAL TABLES...practically untouched, the mineral reserves of Brazil have already been a source of wealth to many and |  | | Report (issue) | | Resources of the Pico de Itabirito District Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL Prepared...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the Agency for International...District Minas Gerais, Brazil By ROBERTS M. WALLACE GEOLOGY AND MINERAL RESOURCES OF PARTS OF MINAS GERAIS...GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-F Prepared in cooperation with the Departamento...Departamento Nacional da Producao Mineral of Brazil under the au-spices of the Agency for International Development |  | | Book | | until he managed to reach the land of his dreams, Brazil. A specialist in the field of geology and mineralogy...crystals and the remarkable mineral treasures of Brazil, as well as the incredible adventures and difficulties...UNIQUE MINERALS IN WORLD MUSEUMS GEM TREASURES OF BRAZIL Cyan Magenta Yellow Black 1 Delev Ilia Deleff...UNIQUE MINERALS IN WORLD MUSEUMS GEM TREASURES OF BRAZIL SOFIA–MOSCOW 2004 3 Cyan Magenta Yellow Black...NATIONAL MUSEUM IN SOFIA 66 OTHER COLLECTIONS OF MINE IN BULGARIA 71 COLLECTIONS IN OTHER CITIES AROUND |  | | Report (issue) | | Deposits of the Western Serra do Curral, Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-G...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the Agency for International...Curral, Minas Gerais, Brazil By GEORGE C. SIMMONS GEOLOGY AND MINERAL RESOURCES OF PARTS OF MINAS GERAIS...GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-G Prepared in cooperation with the Departamento...Departamento Nacional da Producao Mineral of Brazil under the auspices of the Agency for International Development |  | | Journal (issue) | | Moore Recent discoveries of hydroxylherderite in Minas Gerais ..............................................typically abraded specimens you’ve found in the old mine dumps. And you’ve probably looked long and hard...Everyone has heard repeated warnings about entering old mine workings. But, face it, those deep, open shafts...commonality: They can be very dangerous. Each year mine rescue specialists and conventional search and rescue...Statistically, shafts are the most dangerous part of any mine; 90 percent of all accidents and entrapments in |  | | 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) | | Grande do Sul, Porto Alegre, Brazil; bDepartamento de Geologia, Escola de Minas, Universidade Federal de...de Ouro Preto, Ouro Preto, Brazil ABSTRACT ARTICLE HISTORY The Capané ophiolite is a fragment of oceanic... 2003; Cerro Mantiqueiras and Ibaré ophiolites, São Gabriel terrane – Arena et al. 2016, 2017). Slabs...9500, Porto Alegre, Rio Grande do Sul 91501-970, Brazil. Supplemental data for this article can be accessed...Brasiliano Orogen extends for 4000 km from northeastern Brazil to southern Uruguay and approximately 1000 km between |  | | Report (issue) | | and Ore Deposits of the Alegria District, Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-J...the Departamento National da Producao Mineral of Brazil under the auspices of the Agency for International...District, Minas Gerais, Brazil By CHARLES H. MAXWELL GEOLOGY AND MINERAL RESOURCES OF PARTS OF MINAS GERAIS...GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-J Prepared in cooperation with the Departamento...Departamento National da Producao Mineral of Brazil under the auspices of the Agency for International Development |  | | Report (chapter) | | fluids of orogenic gold deposits of the Gurupi Belt, Brazil: a review of the physico-chemical properties, sources...fluids of orogenic gold deposits of the Gurupi Belt, Brazil: a review of the physico-chemical properties, sources...CPRM/Geological Survey of Brazil. Av. Dr. Freitas, 3645, Belém, State of Pará, Brazil, CEP: 66095-110 (e-mail:...Abstract: The Neoproterozoic Gurupi Belt in northern Brazil developed at the southwestern margin of the Palaeoproterozoic...been extracted from Chega Tudo, Serrinha, and Cachoeira. To date, more than 120 gold occurrences are reported |  | Ganade, Carlos E., Basei, Miguel A.S., Grandjean, Felipe C., Armstrong, Richard, Brito, Reinaldo S. (2017) Contrasting Archaean (2.85–2.68 Ga) TTGs from the Tróia Massif (NE-Brazil) and their geodynamic implications for flat to steep subduction transition. Precambrian Research, 297. 1-18 doi:10.1016/j.precamres.2017.05.007 | Journal (article/letter/editorial) | | Archaean (2.85-2.68 Ga) TTGs from the Tróia Massif (NE-Brazil) and their geodynamic implications for flat to...Archaean (2.85-2.68 Ga) TTGs from the Tróia Massif (NE-Brazil) and their geodynamic implications for flat to...Archaean (2.85-2.68 Ga) TTGs from the Tróia Massif (NE-Brazil) and their geodynamic implications for flat to...Geological Survey of Brazil, Rio de Janeiro-RJ, Brazil University of São Paulo, São Paulo, Brazil (3) Geological...Geological Survey of Brazil, Fortaleza, Brazil (4) Australian National University-ANU, Canberra, Australia (5) |  | | Report (issue) | | the Nova Lima and Rio Acima Quadrangles Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-A...the Departamento N acional da Producao Mineral of Brazil under the auspices of the International Cooperation...Quadrangles Minas Gerais, Brazil By JACOB E. GAIR GEOLOGY AND MINERAL RESOURCES OF PARTS OF MINAS GERAIS, BRAZIL...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the International Cooperation...rock (lapa 53 Gold 6 23 seca) 6 53 6 Morro Velho mine 26 Sericitic quartzite and schistose conglomerate6 |  | | Report (chapter) | | de São Paulo, São Paulo, Rua do Lago 562, SP, Brazil (e-mail: baseimas@usp.br) 2 Department of Geological...African sources. Crustal evolution in southern Brazil involved the Neoproterozoic Brasiliano orogenic...The Precambrian –Cambrian geology of southeastern Brazil and Uruguay is marked by the presence of the Paranapanema...Distribution of the main tectonic units of the southern Brazil and Uruguay (modified from Basei et al. 1999, 2000;...(Santa Catarina State, Brazil), the Camaquã Basin (Rio Grande do Sul State, Brazil) and several fragments |  | | Journal (article/letter/editorial) | | Metasomatism,and Mineralization at Lagoa Real, Bahia, Brazil LYDIA M. LOBATO* Comissdo Nacionalde EnergiaNuclear--Centrode...Nuclear, Cx. Postal 1941, Belo Horizonte, Minas Gerais, Brazil 31271 AND WILLIAM S. FYFE Geology Department...oFranciscoeraton, at the LagoaReal region of southcentralBahia,Brazil. The gneisses havebeen subjectedto amphiboliteand...Lagoa Real region of south-centralBahia State, Brazil, granitie rocks enclosedin high-grade basementgneissesof... * Present address: Universidade Federal de Minas Gerais, Departamentode Geologia,Campusda Pampulha,Belo |  | | Book | | BARTORELLI ::• . . .. MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA ©...Lavra do Sapo, Ferruginha, Conselheiro Pena, Minas Gerais. Collection of Alvaro Lucio. Photograph taken...Brasileira do Livro, SP, Brazil) Cornejo, Carlos .Minerals & precious stones of Brazil. Carlos Cornejo, Andrea...3. Minerals - Brazil 4. Minerals- Classification 5. Mineralogy 6. Mineralogy - Brazil - History 7. Precious...Precious stones - Brazil I. Bartorelli, Andrea. II. Title. 09-10025 Cover photograph: Crystal of brazilianite |  | | Report (issue) | | Horizonte, Ibirite, and Macacos Quadrangles Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-D...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the International Cooperation...Quadrangles Minas Gerais, Brazil By JOEL B. POMERENE GEOLOGY AND MINERAL RESOURCES OF PARTS OF MINAS GERAIS...GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-D Prepared in cooperation with the Departamento...Departamento Nacional da Producao Mineral of Brazil under the auspices of the International Cooperation Administration |  | | Book | | a U a < O SCIENTIFIC RESULTS or A JOURNEY IN BRAZIL. ¿T. LOUIS AGASSIZ, ’H I S TRAVELLING COMPANIONS...COMPANIONS. GEOLOGY AND PHYSICAL .OF B y GEOGRAPHY BRAZIL. ÓH. FBED . HARTT, P R O F E S S O R o r Q B...volume on the Physical Geography and Geology of Brazil as a summary of the scieutiftc results of my explorations...is the result of two journeys made by myself in Brazil. The first was undertaken under the direction of...the jour ney is- to be found in the “ Journey in Brazil,” it is not necessaiy to repeat it here. My companion |  | | Report (issue) | | Pre-Mirias Rocte of the Quadrilatero Ferrifero, Minas Gerafe GEOLOGICAL SURVEY PROFESSIONAL PAPER m cooperation...Evidence from the Pre-Minas Rocks of the Quadrilatero Ferrifero, Minas Gerais By Avery Ala Drake, Jr...the Companhia de Pesquisa de Recursos Minerals of Brazil UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON...1. Geology—Brazil—Goias (State) 2. Geology, Stratigraphic—Pre-Cambrian. 3. Geology—Brazil—Quadilatero...the Companhia de Pesquisa de Recursos Minerals of Brazil Precambrian oceanic rocks, including ophiolitic |
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