 | Vial, D.S., Abreu, G.C., Schubert, G., Ribeiro-Rodrigues, L.C. (2007) Smaller gold deposits in the Archean Rio das Velhas greenstone belt, Quadrilátero Ferrífero, Brazil. Ore Geology Reviews, 32 (3) 651-673 doi:10.1016/j.oregeorev.2005.01.004 | Journal (article/letter/editorial) | | Velhas greenstone belt, Quadrilátero Ferrífero, Brazil D.S. Vial a,⁎, G.C. Abreu b , G. Schubert a , L...Vale do Rio Doce, BR 381, km 450, Santa Luzia, MG, Brazil Instituto de Geociências da Universidade de São...São Paulo, Rua Major Solbiat, 226, Torrinha, SP, Brazil Fundação Educacional de Caratinga, Fazenda Experimental...BR-116, Km 526, Bairro das Graças, Caratinga, MG, Brazil b c Received 26 June 2003; accepted 2 January...Pari, as well as the world-class deposits of Morro Velho and Cuiabá. All these deposits, whether large |  | Vial, Diogenes Scipioni, DeWitt, Ed, Lobato, Lydia Maria, Thorman, Charles H. (2007) The geology of the Morro Velho gold deposit in the Archean Rio das Velhas greenstone belt, Quadrilátero Ferrífero, Brazil. Ore Geology Reviews, 32 (3) 511-542 doi:10.1016/j.oregeorev.2004.12.008 | Journal (article/letter/editorial) | | elsevier.com/locate/oregeorev The geology of the Morro Velho gold deposit in the Archean Rio das Velhas greenstone...greenstone belt, Quadrilátero Ferrífero, Brazil Diogenes Scipioni Vial a,⁎, Ed DeWitt b , Lydia Maria...Doce-CVRD, BR 381, Km 459, Santa Luzia, MG, 33010-970, Brazil United States Geological Survey, Box 25046, Denver...Federal de Minas Gerais, Av. Antônio Carlos, 6627, Pampulha, Belo Horizonte, MG, 31270-901, Brazil d CTGS...Abstract The Morro Velho gold deposit, Quadrilátero Ferrífero region, Minas Gerais, Brazil, is hosted by |  | | Journal (article/letter/editorial) | | the QuadrilaÂtero FerrõÂ fero region, Minas Gerais state, Brazil, one of the major gold provinces in the...intensely carbonatized rock (e.g., the giant Morro Velho mine with >450 t of contained gold). Metabasalts...Federal de Minas Gerais, Av. AntoÃnio Carlos 6627, Pampulha, Belo Horizonte, Minas Gerais, 31270-901...31270-901, Brazil E-mail: lobato@igc.ufmg.br Fax: +55-31-4995410 L.C. Ribeiro-Rodrigues FAPEMIG Bursary Recipient...Escola de Minas, Universidade Federal de Ouro Preto, Morro do Cruzeiro, Ouro Preto, Minas Gerais, 35400-000 |  | | Journal (article/letter/editorial) | | pp. 775-798 GEOLOGY OF THE RAPOSOS GOLD MINE, MINAS GERAIS, BRAZ[I. GENE E. TOLBERT CONTENTS PAGE ............................................. Morro Velho zone ................................................................................... Chalcopyrite ..............................................sequence,which trends approximately east-west in the mine area, is intruded by diabase dikes that strike northeast... which is widely distributed in the Raposos-Morro Velho region and contains 0.31 percent Cr20 a. Arsenopyrite |  | | Journal (article/letter/editorial) | | Abstract Brazil has been a major but intermittent producer of gold since its discovery in 1500. Brazil led...hosted in Archean rocks produced 66% of the gold in Brazil, whereas deposits in Paleoproterozoic and Neoproterozoic...MinisteÂrio de Minas e Energia, Secretaria de Minas e Metalurgia, BrasõÂ lia, Brazil E.A. Ladeira Rua...Muzambino 355/404, Belo Horizonte, Minas Gerais 30310-280, Brazil Deposits in metamorphosed sedimentary...importance. The Archean and Paleoproterozoic terranes of Brazil largely lack base-metal-rich volcanogenic massive |  | | Report (volume) | | workshop held December 1-10,1986, in Belo Horizonte, Brazil, was hosted by the Institute Brasileiro de Mineragao...photograph at Quintas, Mineragao Morro Velho Club, Nova Lima, Brazil December 4,1986 1. 2. 3. 4. 5. ...Kerswill 19. 20. 21. 22. Fernando L. Repetto Rafael Lima de Oliveira Eduardo Ladeira Diogenes Scipioni Vial...Sergio Maurus Ribas Paulo Roberto Amorim dos Santos Lima Marcel Fonseca 36. Vitor Hugo Silveira de Castro...Quadrilatero Ferrffero, Minas Gerais, Brazil Workshop: Belo Horizonte, Brazil, December 1-10,1986 Sponsors: |  | | Report (issue) | | and Ore Deposits of the Nova Lima and Rio Acima Quadrangles Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL...the Departamento N acional da Producao Mineral of Brazil under the auspices of the International Cooperation...and Ore Deposits of the Nova Lima and Rio Acima Quadrangles Minas Gerais, Brazil By JACOB E. GAIR GEOLOGY...GEOLOGY AND MINERAL RESOURCES OF PARTS OF MINAS GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-A...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the International Cooperation |  | | Journal (article/letter/editorial) | | e r a l i z a t i o n in Central E a s t e r n Brazil: a review A. Bernasconi Terraconsult AG, Steinwiesstrasse24...the major Archaean terranes of central eastern Brazil is given in the first section of this paper. Integration...Jequie and Goias mobile belts of central eastern Brazil. This mineralization associated with greenstone...important Archaean gold districts of Brazil, the Iron Quadrangle of Minas Gerais (Fig. 1), was discovered. Recently...the Archaean gold metallogeny of central eastern Brazil based on the presently known major raineralized |  | | Journal (article/letter/editorial) | | Cuiabá Gold deposit, Quadrilátero Ferrífero, Minas Gerais, Brazil Luiz Cláudio Ribeiro-Rodrigues a,⁎, Claudinei...Caratinga, BR-116, km 526, Caratinga-MG, 35 300-970, Brazil b Instituto de Geociências, Universidade de Brasília...Brasília, Campus Asa Norte, Brasília-DF, 31270-901, Brazil c Institute of Mineralogy and Economic Geology...northern part of the Quadrilátero Ferrífero, Minas Gerais State, Brazil. The region constitutes an Archean granite–greenstone...by the Proterozoic supracrustal sequences of the Minas (<2.6–2.1 Ga) and Espinhaço (1.7 Ga) supergroups |  | Deschamps, Eleonora, Ciminelli, Virginia S. T., Lange, Frank Thomas, Matschullat, Jörg, Raue, Brigitte, Schmidt, Hanka (2002) Soil and sediment geochemistry of the iron quadrangle, Brazil the case of arsenic. Journal of Soils and Sediments, 2 (4) 216-222 doi:10.1007/bf02991043 | Journal (article/letter/editorial) | | and sediment geochemistry of the iron quadrangle, Brazil: The case of Arsenic Article in Journal of Soils...Ciminelli Universidade FUMEC Federal University of Minas Gerais 20 PUBLICATIONS 519 CITATIONS 129 PUBLICATIONS...Quadrangle, Brazil Research Articles Soil and Sediment Geochemistry of the Iron Quadrangle, Brazil The Case...Federal de Minas Gerais, Rua Espírito Santo 35/217, 30160-030 Belo Horizonte, M.G., Brazil Technologiezentrum...worldwide. Its wealth has shaped the modern state of Brazil and still provides a major part of the national |  | de Souza Martins, Breno, Lobato, Lydia Maria, Rosière, Carlos Alberto, Hagemann, Steffen G., Santos, João Orestes Schneider, Villanova, Fernando Lucas dos Santos Peixoto, Figueiredo e Silva, Rosaline Cristina, de Ávila Lemos, Lucas Henrique (2016) The Archean BIF-hosted Lamego gold deposit, Rio das Velhas greenstone belt, Quadrilátero Ferrífero: Evidence for Cambrian structural modification of an Archean orogenic gold deposit. Ore Geology Reviews, 72. 963-988 doi:10.1016/j.oregeorev.2015.08.025 | Journal (article/letter/editorial) | | de Minas Gerais, Avenida Antônio Carlos, n.° 6627, Bairro Pampulha, Belo Horizonte, Minas Gerais, CEP...CEP 31270-901, Brazil School of Earth and Environment, The University of Western Australia, 35, Stirling...Sítio Mineração S/A, Mina do Lamego, Sabará, Minas Gerais, Brazil a r t i c l e i n f o Article history:...Cuiabá–Lamego trend, Quadrilátero Ferrífero region, Brazil. Both Archean orogenic gold deposits are situated...to be pre-peak (Archean) metamorphism. Nowadays, Brazil is classified as the 12th largest gold producer |  | | Journal (article/letter/editorial) | | Moeda Formation within the GandarelaSyncline,Minas Gerais,Brazil W. E. L. MINTER, Departmentof Geology,Universityof...F. E. RENGER, AND A. SIEGERS Minas Novas Ltda., Belo Horizonte, Brazil Abstract Gold-bearingplacerconglomerates...progressivelymore of the hitherto unofficiallyproMinas Gerais,Brazil (Fig. 1). This area, extending ducedgoldwasbought...re stillbeingminedat Morro vorableby the localminers,whoseexperienceshows Velho,Raposos, Cuiab/•,andS5oBento(Fig...1969) containstwo groups(Table 1). The oldest,the Nova Lima Group, 0 500Kin is a greenstonebelt composedofmaficandultramafic |  | | Journal (issue) | | 50 to $ 1,000.00 HYDROBORACITE from the Thompson mine, Death Valley, Calif. Some spec imens w ith colemanite...Newman Minerals From the Lavra da llha Pegmatite, Brazil.................... 207 Jacques P. & Jeannine O...Richard S. Mitchell The Minerals of the Morro Velho Gold Mine, Brazil.......................................Good thumbnail of the simple SILVER. Glenn Lake Mine. San Diego Co., Calif. A group of octrahedron xl...doubly terminated xls with good RENARDITE. Ruggles Mine, Massive. Rare. 2 x 4cm $14.00 pink color. Slightly |  | | Journal (article/letter/editorial) | | such minerals as chalcopyrite and pentlandite. Pseudomorphs of marcasite, chalcopyrite, pyrite, arsenopyrite...pyrrhotite crystal on quartz attributed to the Potosi mine, Santo Domingo, Santa Eulalia (now known as Aquiies...pyrrhotite crystal from the Morro Velho gold mine, Nova Lima, Minas Gerais, Brazil. The 10.1-cm specimen is...ore include the old bismuth mine at Monroe and the historic nickel mine at Litchfield, Connecticut; the...mines, Chester County, the Gap mine, Lancaster County, and the Ecton mine, Montgomery County, Pennsylvania; |  | | Journal (article/letter/editorial) | | examined sulfide-rich specimens dominated by chalcopyrite, a mineral that it closely resembles and with...developed cubanite crystals from the Henderson No. 2 mine in the Chibougamau mining district, Quebec, Canada...grains, granular masses, or thin lamellae in chalcopyrite. Cubanite is copper-iron sulfide, having the...commonly occurs as oriented intergrowths in chalcopyrite. It has been observed as an uncommon accessory...Swift mines, Padding County, and the Villa Rica mine, Douglas County, Georgia. It has been reported as |  | Brando Soares, Mariana, Corrêa Neto, Atlas Vasconcelos, Bertolino, Luiz Carlos, Alves, Felipe Emerson André, de Almeida, Antônio Modesto, Montenegro da Silva, Pedro Henrique, Mabub, Ricardo Oliveira de Araújo, Manduca, Luedson Guimarães, Araújo, Ivan Mendes Caixeta de Pamplona (2018) Multistage mineralization at the hypozonal São Sebastião gold deposit, Pitangui greenstone belt, Minas Gerais, Brazil. Ore Geology Reviews, 102. 618-638 doi:10.1016/j.oregeorev.2018.09.028 | Journal (article/letter/editorial) | | Gold Deposit, Pitangui Greenstone Belt, Minas Gerais, Brazil Mariana Brando Soares, Atlas Vasconcelos...Gold Deposit, Pitangui Greenstone Belt, Minas Gerais, Brazil, Ore Geology Reviews (2018), doi: https://doi...Gold Deposit, Pitangui Greenstone Belt, Minas Gerais, Brazil Mariana Brando Soares1, Atlas Vasconcelos...Geociências, Universidade Federal do Rio de Janeiro, Brazil. 2 – Departamento de Geologia, Instituto de Geociências...Janeiro, Brazil. 3- Centro de Tecnologia Mineral (CETEM), Rio de Janeiro, Brazil 4 – IAMGOLD, Brazil 5- Centro |  | Morales, Milton J., Figueiredo e Silva, Rosaline C., Lobato, Lydia M., Gomes, Sylvio D., Gomes, Caio C.C.O., Banks, David A. (2016) Metal source and fluid–rock interaction in the Archean BIF-hosted Lamego gold mineralization: Microthermometric and LA-ICP-MS analyses of fluid inclusions in quartz veins, Rio das Velhas greenstone belt, Brazil. Ore Geology Reviews, 72. 510-531 doi:10.1016/j.oregeorev.2015.08.009 | Journal (article/letter/editorial) | | in quartz veins, Rio das Velhas greenstone belt, Brazil Milton J. Morales a,⁎, Rosaline C. Figueiredo e...David A. Banks c a b c Universidade Federal de Minas Gerais, CPMTC-Instituto de Geociências, Av. Presidente...Belo Horizonte, MG, Brazil AngloGold Ashanti Córrego do Sítio Mineração S/A, Lamego Mine, Rua Mestre Caetano...Caetano, Sabará, MG, Brazil School of Earth and Environment, University of Leeds, Woodhouse Lane, Leeds...Velhas greenstone belt, Quadrilátero Ferrífero, Brazil. Mineralization is associated mainly with metachert–banded |  | | Journal (article/letter/editorial) | | the Turmalina deposit, Quadrilátero Ferrífero, Brazil: structural evolution and the two stages of mineralization...identified: pyrrhotite-arsenopyrite ± löllingite ± chalcopyrite ± gold stage I precipitated below a metamorphic...foliation (D1), and pyrrhotite-pyrite-arsenopyrite ± chalcopyrite ± gold stage II is located commonly along V3...Ferrífero (translated as BIron Quadrangle^), Minas Gerais, Brazil (Fig. 1a). The Quadrilátero Ferrífero (QF)...Universidade Federal de Minas Gerais, Belo Horizonte, Minas Gerais 31270-901, Brazil 2 Universidade de |  | | Report (issue) | | oriented intergrowths with chalcopyrite. Cubanite may exsolve from chalcopyrite below about 200 ◦ C–210...carbonaceous chondrite meteorites. Association: Chalcopyrite, pyrite, pyrrhotite, pentlandite, sphalerite...Christmas mine, Gila Co., Arizona; from Prince William Sound, Alaska. In the Strathcona mine, Sudbury...Piedmont, Italy. In Brazil, in the Morro Velho gold mine, Nova Lima, Minas Gerais. At Broken Hill, New |  | Vial, D.S., Duarte, B.P., Fuzikawa, K., Vieira, M.B.H. (2007) An epigenetic origin for the Passagem de Mariana gold deposit, Quadrilátero Ferrífero, Minas Gerais, Brazil. Ore Geology Reviews, 32 (3) 596-613 doi:10.1016/j.oregeorev.2005.03.017 | Journal (article/letter/editorial) | | Mariana gold deposit, Quadrilátero Ferrífero, Minas Gerais, Brazil D.S. Vial a,⁎, B.P. Duarte b , K. Fuzikawa...Vale do Rio Doce, BR381, Km 459, Santa Luzia, MG, Brazil Faculdade de Geologia da Universidade do Estado...Francisco Xavier, 524, Maracanã, Rio de Janeiro, RJ, Brazil c CDTN-Centro de Desenvolvimento da Tecnologia...Horizonte, MG, Brazil d Companhia Vale do Rio Doce, BR262, Km 296, Santa Luzia, MG, Brazil b Received...from the end of the 17th Century until 1954. The mine has not operated since 1985. Orebodies are veins |  | Ribeiro, Yuri, Figueiredo e Silva, Rosaline C., Lobato, Lydia M., Lima, Luiz Claudio, Rios, Francisco J., Hagemann, Steffen G., Cliff, John (2015) Fluid inclusion and sulfur and oxygen isotope studies on quartz-carbonate-sulfide veins of the Carvoaria Velha deposit, Córrego do Sítio gold lineament, Quadrilátero Ferrífero, Minas Gerais, Brazil. Ore Geology Reviews, 67. 11-33 doi:10.1016/j.oregeorev.2014.10.032 | Journal (article/letter/editorial) | | gold lineament, Quadrilátero Ferrífero, Minas Gerais, Brazil Yuri Ribeiro a, Rosaline C. Figueiredo e...e Silva a, Lydia M. Lobato a, Luiz Claudio Lima b, Francisco J. Rios c, Steffen G. Hagemann d, John Cliff...Cliff d a Universidade Federal de Minas Gerais, CPMTC-Instituto de Geociências, Av. Presidente Antônio...– MG, Brazil Aurizona Mineração: Avenida dos Holandeses, Ponta do Farol, São Luís – MA, Brazil c Centro...banded-iron-formation-hosted (BIF) gold producer São Bento mine (Pereira et al., 2007; Fig. 1), the region near |  | | Journal (article/letter/editorial) | | Velhas greenstone belt, Quadrilátero Ferrífero, Brazil: vein classification and struc‐ tural control André...Velhas greenstone belt, Quadrilátero Ferrífero, Brazil: vein classification and structural control, Ore...Velhas greenstone belt, Quadrilátero 3 Ferrífero, Brazil: vein classification and structural control 4...Geociências, Universidade Federal de Minas Gerais, Belo Horizonte, Brazil. 8 Abstract 9 The Cuiabá deposit...southeastern part of the 10 Minas Gerais state, is the largest underground mine in Brazil (5.78 Moz resources |  | | Report (issue) | | 57 38.53 Total 100.00 99.93 100.10 (1) Homestake mine, Lead, Lawrence Co., South Dakota, USA; corresponds...meteorites. Association: Pyrite, marcasite, chalcopyrite, pentlandite, many other sulfides, magnetite...(Nagybánya) district, Romania. From the Stari Trg mine, Trepča, Serbia. In Val Passiria, Trentino-Alto...Large crystals from the Morro Velho gold mine, Nova Lima, Minas Gerais, Brazil. At the Potosı́ and San...Santa Eulalia, Chihuahua, Mexico. From the Bluebell mine, Riondel, British Columbia, Canada. Name: From |  | CHAUVET, A., PIANTONE, P., BARBANSON, L., NEHLIG, P., PEDROLETTI, I. (2001) Gold Deposit Formation during Collapse Tectonics:Structural, Mineralogical, Geochronological, and Fluid InclusionConstraints in the Ouro Preto Gold Mines, Quadril ateroFerrifero,Brazil. Economic Geology, 96 (1) 25-48 doi:10.2113/gsecongeo.96.1.25 | Journal (article/letter/editorial) | | Ouro Preto Gold Mines, Quadrilátero Ferrífero, Brazil A. CHAUVET,† Institut des Sciences de la Terre...The gold deposits of the Ouro Preto area (Minas Gerais, Brazil) occur along the main tectonic contact responsible...for the thrusting of the Paleoproterozoic units (Minas Supergroup) onto the gneissic and metasedimentary...The gold deposits of the Ouro Preto area (Minas Gerais, Brazil) are currently interpreted as mesothermal...west-northwest–verging thrust event that carried the Minas Supergroup over the Archean rocks (e.g., Marshak |  | Olivo, Gema Ribeiro, Gauthier, Michel, Bardoux, Marc, Leao de Sa, Euripedes, Fonseca, Jose Teotonio F., Santana, Fernando Carbonari (1995) Palladium-bearing gold deposit hosted by Proterozoic lake superior-type iron-formation at the Caue iron mine, Itabira District, southern Sao Francisco Craton, Brazil; geologic and structural controls. Economic Geology, 90 (1) 118-134 doi:10.2113/gsecongeo.90.1.118 | Journal (article/letter/editorial) | | ion at the Cau Iron Mine, Itabira District, Southern SaoFrancisco Craton,Brazil: GeologicandStructuralControls...Rio Dote, Itabira, MinasGerais,Brazil 35900-900 Abstract The Cau• iron mine is located in the Itabira district...known as a major producerof iron ore (Doff, Mariana mine), and Lake Superior-typeiron-formations Introduction...whichgoldandpalladiumoccurtogetherin a Proterozoie The Morro Velho mine alone hasproducedabout 500 t Lake Superio...Bento mines)and mylonitized volcano-sedimentary Soeo mine and 5 tons from 1865 to 1896 from the Marocks(e |
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Morro Velho mine, Nova Lima, Minas Gerais, Brazil