 | da Silva, Maria da Glória, Silva Coelho, Carlos Eduardo, Teixeira, João Batista Guimarães, da Silva, Fernando César Alves, Silva, Roberto Albuquerque, de Souza, Jorge André Braz (2001) The Rio Itapicuru greenstone belt, Bahia, Brazil: geologic evolution and review of gold mineralization. Mineralium Deposita, 36 (3) 345-357 doi:10.1007/s001260100173 | Journal (article/letter/editorial) | | de Souza The Rio Itapicuru greenstone belt, Bahia, Brazil: geologic evolution and review of gold mineralization...contains the largest gold deposits of northeastern Brazil. In contrast, ¯uid±rock interaction with volca...Federal da Bahia. Campus UniversitaÂrio de Ondina, CEP 40210-340, Salvador, Bahia, Brazil E-mail: gloria@ufba...Federal da Bahia/CNPq. Campus UniversitaÂrio de Ondina, CEP 40210-340, Salvador, Bahia, Brazil F.C.A. da...Grande do Norte, Brazil R.A. Silva Companhia Vale do Rio Doce. Mina Fazenda Brasileiro, CEP 48770-000, |  | 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) | | deposit, Quadrilátero Ferrífero, Minas Gerais, Brazil D.S. Vial a,⁎, B.P. Duarte b , K. Fuzikawa c ,...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 |  | Graupner, Torsten, Kempe, Ulf, Klemd, Reiner, Schüssler, Ullrich, Spooner, Edward T. C., Götze, Jens, Wolf, Dieter (2005) Two stage model for the Muruntau (Uzbekistan) high grade ore structures based on characteristics of gold, host quartz and related fluids. Neues Jahrbuch für Mineralogie - Abhandlungen, 181 (1) 67-80 doi:10.1127/0077-7757/2005/0181-0002 | Journal (article/letter/editorial) | | presence of open space during their growth (cf. Sigma Mine; Michel & Giuliani 1996). The intergrowth of Au...2002; Fairview mine, South Africa, Erasmus et al. 1982, de Ronde et al. 1992; Sigma mine, Canada, Guha...Guha et al. 1991; Fazenda Brasileiro mine, Brazil, Michel & Giuliani 1996, Xavier & Foster 1999). The close...similar observations have been reported (e. g. Sigma mine, Canada). Gold in the breccia zone in the wall rocks...Mining and Metallurgical Complex, Zarafshan Central Mine Board, Uzbekistan, which allowed us to conduct investigations |  | | Journal (article/letter/editorial) | | images (Fig. 7a, b). These grains correspond to electrum. In some cases, Ag-rich domains (31.97-35.49 wt...overlying the primary gold in the Fazenda Brasileiro gold deposit, Brazil (Vasconcelosand Kyle, 1989).Further...(1976) Quantitative electron microanalysis of electrum by Bence and Albee method. J. Mineral. SOC.Japan |  | 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...deposits of the Ouro Preto area (Minas Gerais, Brazil) occur along the main tectonic contact responsible...with Bi-related minerals, occurs in the form of electrum, maldonite, or aurostibite. Fluid inclusion studies...deposits of the Ouro Preto area (Minas Gerais, Brazil) are currently interpreted as mesothermal greenstonehosted...FORMATION DURING COLLAPSE TECTONICS: OURO PRETO, BRAZIL BRAZIL an ce At lan t ic O São Francisco Craton |  | | Book | | BARTORELLI ::• . . .. MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA ©...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...Landmann. CDD-549 Indexes for systematic catalog: 1. Brazil: Minerals and precious stones: Mineralogy and gemology |  | | Book | | Manchester in 1973 (Ph.D.) and was then employed as a mine and exploration geologist by Falcon Mines Ltd in...palaeoplacer research, both in southern Africa and Brazil. He is best known for his publications on sedimentological...Market setting 13.3 Gold-mine production 13.3.1 World-wide trends 13.3.2 Brazil 13.3.3 United States 13...(USA), the Deccan (India), and the Parana Basin (Brazil), average 3.5 ppb gold with little variation in...Additional deposits include the Jacobina Series, Brazil, and the Tarkwa Goldfields, Ghana, with average |
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