 | Gomide, Caroline Siqueira, Brod, José Affonso, Junqueira-Brod, Tereza Cristina, Buhn, Bernhard Manfred, Santos, Roberto Ventura, Barbosa, Elisa Soares Rocha, Cordeiro, Pedro Filipe Oliveira, Palmieri, Matheus, Grasso, Carla Bertuccelli, Torres, Murilo Gomes (2013) Sulfur isotopes from Brazilian alkaline carbonatite complexes. Chemical Geology, 341. 38-49 doi:10.1016/j.chemgeo.2013.01.006 | Journal (article/letter/editorial) | | de Brasília (UnB), CEP 70910-900, Brasília, DF, Brazil Instituto de Estudos Sócio-Ambientais, Universidade... Caixa Postal 131, CEP 74001-970, Goiânia, GO, Brazil Laboratório Multiusuário de Microscopia de Alta... Caixa Postal 131, CEP 74001-970, Goiânia, GO, Brazil d Anglo American, Mineração Catalão Ltda, Rodovia...s/n - Fazenda Chapadão, Zona Rural, Ouvidor, GO, Brazil e Vale Fertilizantes, Fazenda Chapadão, s/n - Zona...Zona Rural, CEP 75701-970, Catalão, GO, Brazil f Universidade Católica de Brasília, QS 07 lote 01 EPCT |  | Gomes, Celso de Barros, Comin-Chiaramonti, Piero, Azzone, Rogério Guitarrari, Ruberti, Excelso, Rojas, Gaston Eduardo Enrich (2018) Cretaceous carbonatites of the southeastern Brazilian Platform: a review. Brazilian Journal of Geology, 48 (2) 317-345 doi:10.1590/2317-4889201820170123 | Journal (article/letter/editorial) | | Universidade de São Paulo – USP, São Paulo (SP), Brazil. E-mails: cgomes@usp.br, rgazzone@usp.br, exrubert@usp...carbonatite occurrences of different regions of Brazil, Paraguay and Bolivia. Locality Occurrence Petrography...Petrography Mineralogy Age References BRAZIL Ribeira Valley 1 Barra do Itapirapuã Dike, vein, breccia..., Flo, Op (Hm, Il), Ch n.d. 75, 76 15 Araxá (Barreiro) Stock, dike Mg-ca, Ca-ca, Fe-ca Gl, Py,...Toniolo et al. (2013); 76, Monteiro et al. (2016); Araxá: 77, Issa Filho et al. (1984); 78, Traversa et al |  | | 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 |  | Cordeiro, Pedro F.O., Brod, José A., Dantas, Elton L., Barbosa, Elisa S.R. (2010) Mineral chemistry, isotope geochemistry and petrogenesis of niobium-rich rocks from the Catalão I carbonatite-phoscorite complex, Central Brazil. Lithos, 118 (3) 223-237 doi:10.1016/j.lithos.2010.04.007 | Journal (article/letter/editorial) | | Catalão I carbonatite-phoscorite complex, Central Brazil Pedro F.O. Cordeiro a,⁎, José A. Brod a,b, Elton...Geociências, Universidade De Brasília, Brasília-DF, Brazil Instituto De Estudos Socio-Ambientais, Universidade...Universidade Federal De Goiás, Goiânia-GO, Brazil a r t i c l e i n f o Article history: Received 28 July...Igneous Province (APIP), central Brazil, particularly in the Catalão I and Araxá carbonatite-bearing complexes...available by Mineração Catalão (Anglo American Brazil) from the Catalão I niobium deposit provide an |  | de Abreu Cunha, Ioná, Misi, Aroldo, Babinski, Marly, Iyer, Sundaram Sankara S. (2007) Lead isotope constraints on the genesis of Pb–Zn deposits in the Neoproterozoic Vazante Group, Minas Gerais, Brazil. Gondwana Research, 11 (3) 382-395 doi:10.1016/j.gr.2006.02.008 | Journal (article/letter/editorial) | | deposits in the Neoproterozoic Vazante Group, Minas Gerais, Brazil Ioná de Abreu Cunha a , Aroldo Misi a,⁎...Universidade Federal da Bahia, Salvador, BA 40210-340, Brazil Centro de Pesquisas Geocronológicas, Instituto...Rua do Lago, 562, São Paulo, CEP 05508-080, SP, Brazil c Department of Physics and Astronomy, University...the western border of the São Francisco Craton, Brazil, hosts the largest Zn–Pb district in South America...deposits; Vazante Group; Neoproterozoic metallogeny; Brazil 1. Introduction The Neoproterozoic Vazante Group |  | | Report (issue) | | million SG specific gravity ZnS zinc sulfide (sphalerite) Barite (Barium) By Craig A. Johnson, Nadine...the United States—Barite (Barium) galena (PbS), sphalerite (ZnS), and (or) gold- or silver-bearing minerals...sulfide minerals (galena, marcasite, pyrite, and sphalerite), clay minerals, carbonates (calcite and siderite)...Zhayrem (Gauert, 2001). 80° Neuquen-Mendoza Araxá Camamu 0° Jameson Land basin Jbel Irhoud 45°...recovered. The Araxá deposit, which lies within the alkalineultramafic Barreiro complex in Minas Gerais, Brazil |  | | Journal (article/letter/editorial) | | s. Steeplydippingveinscontainingmainlygalena,sphalerite,pyrite, chalcopyrite,tetrahedrite, and rhodochrositeare... 1304 ,4. W. MACFARI_•NE AND U. PETERSEN ß / BRAZIL PAC•qC ocE• L '"' Scale (km.) • ;•? i 86052...magmasourcesand crust-mantleinteractions(e.g., Tilton and Barreiro, 1980; James,1982; Harmon et stratiform deposits...sedand (2ø6pb/2ø4pb = 16.01-17.09; Tilton and Barreiro, thusretain mostof their originaltextureandchemical...containssparsequartzandbiotitewith abundantapa- luzonite,sphalerite,galena,molybdenite,chalcopytite, magnetite,ilmenite |  | Arias, Mónica, Nuñez, Pablo, Arias, Daniel, Gumiel, Pablo, Castañón, Cesar, Fuertes-Blanco, Jorge, Martin-Izard, Agustin (2021) 3D Geological Model of the Touro Cu Deposit, A World-Class Mafic-Siliciclastic VMS Deposit in the NW of the Iberian Peninsula. Minerals, 11 (1) 85 doi:10.3390/min11010085 | Journal (article/letter/editorial) | | deposit and the area is now known as Monte das Minas (mine hill). All this activity was abandoned at...between 1 and 2%. The fourth deposit, Monte das Minas, was abandoned in 1939, and there are no data referring...where the old prospects known as Arca and Monte das Minas are located. The geological exploration in the area...opaque minerals, mostly pyrrhotite, chalcopyrite, sphalerite and pyrite. Carbonate is present as a secondary...garnet amphibolites, but at Arca and Monte das Minas, there are also mineralized bodies in the paragneisses |  | | Journal (issue) | | mining-themed park was approved in 2000, and the Minas de Almadén y Arrayanes The Mineralogical Record...of the mines has been the responsibility of the Minas de Almadén y Arrayanes (MAYASA), a State-owned company...was at that time Governor of the Almadén mines (Barreiro, 1992). From 1776 to 1784, King Carlos III commissioned...others, several specimens of cinnabar from Almadén (Barreiro, 1992). In 1791, the Assistant Director of the...have also been found associated with wurtzite, sphalerite, cinnabar, native mercury and rarely calomel |  | Dressel, Bárbara Carolina, Chauvet, Alain, Kouzmanov, Kalin, Trzaskos, Barbara, Bruguier, Olivier, Monié, Patrick, Villanova, Sandro Notto, Newton, José Bazille (2022) The Passa Três Granite Intrusion-Related/Hosted Neoproterozoic Gold Deposit (Paraná State, Brazil): Mineralogical, Geochemical, Fluid Inclusion and Sulphur Isotope Constraints. Minerals, 12 (4) 407 doi:10.3390/min12040407 | Journal (article/letter/editorial) | | ted Neoproterozoic Gold Deposit (Paraná State, Brazil): Mineralogical, Geochemical, Fluid Inclusion and...ted Neoproterozoic Gold Deposit (Paraná State, Brazil): Mineralogical, Geochemical, Fluid Inclusion and...Heráclito dos Santos, 210, Curitiba 81531-970, PR, Brazil; barbaratrzaskos@ufpr.br Capes-PDSE Scholarship...Foundation, Ministry of Education of Brazil, Brasília 70040-020, DF, Brazil Department of Earth Sciences, University...803-Lt. São Gerônimo, Campo Largo 83606-177, PR, Brazil; sn.villanova@gmail.com (S.N.V.); josebazille@hotmail |  | | Journal (article/letter/editorial) | | Cooper 1971). More recently, U–Pb and Rb–Sr ages (Barreiro & Cooper 1987, Cooper et al. 1987) and K–Ar studies...ubiquitous pyrite, pyrrhotite, chalcopyrite, sphalerite, and galena. Modal analyses calculated from whole-rock...Institution of Washington, using techniques outlined by Barreiro & Cooper (1987). Mineral Chemistry Representative...Sr-rich calcite, albite, aegirine, monazite, sphalerite, pyrite, galena and apatite. Its composition...containing strontianite, albite, 761 aegirine, sphalerite, baotite, and quartz. Its average composition |  | Kamenov, G., Macfarlane, A. W., Riciputi, L. (2002) Sources of Lead in the San Cristobal, Pulacayo, and PotosiMining Districts, Bolivia, and a Reevaluation of Regional Ore Lead IsotopeProvinces. Economic Geology, 97 (3) 573-592 doi:10.2113/gsecongeo.97.3.573 | Journal (article/letter/editorial) | | and sometimes Th during metamorphism (Tilton and Barreiro, 1980; Tosdal, 1996). Other Precambrian terranes...silver rich, with base-metal ores (cassiterite, sphalerite, and galena) predominating at lower levels. Silver...rocks of the Upper Quehua Formation. Galena, sphalerite, pyrite, and chalcopyrite occur in veins, stockworks...(Cunningham et al., 1991). Ore minerals are chiefly sphalerite, tetrahedrite, freibergite, argentiferous galena...coarse-grained pyrite aggregate containing some galena, sphalerite, and quartz Pyrite crystals from coarse-grained |  | Kontak, Daniel J., Cumming, George L., Krstic, Dragan, Clark, Alan H., Farrar, Edward (1990) Isotopic composition of lead in ore deposits of the Cordillera Oriental, southeastern Peru. Economic Geology, 85 (7) 1584-1603 doi:10.2113/gsecongeo.85.7.1584 | Journal (article/letter/editorial) | | manganeseoxide,Po = pyrrhotite, Py = pyrite, Sph = sphalerite,Stb = stibnite L1, L2 = leachatesin dilute HCI;...the major producerof Pb and Zn in the region. Sphalerite,galena,pyrite, and marcasite(secondaryafter pyrrhotite)...chalcoSamplePreparationand Analysis pyrite, pyrite, pyrrhotite, sphalerite,andacanthitein Sampleswere handpicked under the...differentveinsand representchalcopyrite- (SARL456) and sphalerite-rich(COCA 163) fa- c•tndatain the 2ø6Pb/2ø4pb-2ø•Pb/2ø4pb...someof the elevated =ø6Pb/=ø4pb values(to 19.0,Barreiro,1984), and recently acquireddata for the stronglyperaluminous |  | | Journal (article/letter/editorial) | | alstonite and celsian, in hydrothermal veins of sphalerite, galena, pyrite, siderite and calcite associated...intrusion of mantle-derived lamprophyric magmas (Barreiro and Cooper, 1987) is thought to relate to tensional...o22Mgo.8o2Cao.os8 (CO3)2)-chalcopyrite-pyrite-sphalerite-pyrrhotite -Ba muscovite-biotite-ankerite (Feo...o3oMgo.5o8Cal .o24 (CO3)2)-pyrite-pyrrhotite-sphalerite-galena-chalcopyrite-monazite-baotite Twirligig...R E E carbonate (possibly burbankite)-pyrite-sphalerite-galena-chalcopyrite-baotite O k u r u R i v e |  | | 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 |  | | Journal (article/letter/editorial) | | nio bium and several deposits such as Araxá and Cataláo (Brazil), Saint Honoré (Canada) and Lueshe (Zaire...of the Barreiro Car bonatitic Complex, Araxa, MG, Brazil”, in Carbonatitic Complexes of Brazil: Geology...(in Russian). Zaitsev, A.N. and Sinai, M.Yu., Sphalerite from Carbon atite Rock Series of the Khibina |  | | Journal (article/letter/editorial) | | supply was dominated by one or few deposits (e.g. Araxá for Nb, Bayan Obo for REE) generated little exploration...(1966) has 15% Fe; this is not an ore, but the Minas Gerais “itabirite”, with 40% Fe, will soon be mined...veins and shear zones like Obuasi or Paracatu (Brazil), with or without gold, also reside in “black shales”...mineralization underneath, as in Igarapé Bahía, Brazil and Boddington, Western TE Australia. Boddington...Alemão IOCG orebody in the Igarapé Bahia deposit, Brazil; Merlin D high-grade shear-related Mo orebody |  | Walter, B.F., Parsapoor, A., Braunger, S., Marks, M.A.W., Wenzel, T., Martin, M., Markl, G. (2018) Pyrochlore as a monitor for magmatic and hydrothermal processes in carbonatites from the Kaiserstuhl volcanic complex (SW Germany) Chemical Geology, 498. 1-16 doi:10.1016/j.chemgeo.2018.08.008 | Journal (article/letter/editorial) | | (Mitchell, 2015). Three mines are in operation today: Araxá and Cataláo-II (Brasil) and St. Honoré (Canada)...include sulfides (pyrite, pyrrhotite, galena, NU sphalerite, chalcopyrite), barite and rare Nb-perovskite...of the Barreiro carbonatitic complex, SC Araxá, MG, Brazil. Carbonatitic complexes of Brazil: geology: |  | | Journal (article/letter/editorial) | | the chlorite,pyrite, and chalcopyrite.Magnetite,sphalerite, arsenopyrite, bornitc,galena,ilmenite,molybArequipa... quartz,pyrite, calcite, chalcopyrite,galena,sphalerite,and arsenopyrite. Smallamountsof goldmaybe presentin...phasesin the veins.Apatite,calcite,quartz,galena, sphalerite,and chloriteare presentonly locally,and or as...gabbroof the Patapsu- copyrite,molybdenite,and sphalerite,with stibnite perunit, and volcaniclasticsof...that the pyritesana- 15 wt percentin someareas(Barreiro,1982). lyzed havevery low Pb concentrations (<0 |  | | Book | | crandallite from the Alto Benedeto pegmatite, Parai'ba, Brazil (by J.P. Cassedanne & L. Barreto) 22: 183-185 ALTO...Burian goyazite from [Alto Bernardino, Paraiba,] Brazil (by J. S. White, Jr.) 12:379 ALUMOHYDROCALCITE...and muscovite from the Ze Pinto prospect, Minas Gerais, Brazil 21:405-408 --with J.P. Cassedanne: Crystallized...Pitora, Minas Gerais, Brazil 21:409-412 --with J. P. Cassedanne: The Jaguara~u pegmatite, Minas Gerais, Brazil...and platinum from C6rrego Born Sucesso, Minas Gerais, Brazil 23:471-474 AMARGOSA DESERT Hydroboracite |  | | Journal (article/letter/editorial) | | magmaticprocesses in the Andes since McNutt et al. (1979), Barreiro and Clark (1984), and Harmon et al. (1984) presentedPb...Hydrothermal processes havebeen studiedby Tilton and Barreiro (1980), Tilton (1979), and Tilton et al. (1981)...was like that for the Arequipa massif.However, Barreiro and Clark (1984) tismare knownin the high Andesof...et al. (1968) is usedin order 34 ø and 42 ø S. Barreiro and Stern (1982) and Stern to standardizePb ratios...gold, Ag = silverminerals, Anh = anhydrite, BI = sphalerite,Bo = borite, Calc = calcite,Carb = carbonate |  | | 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...bodies Age relations__ __ 6 33 '58 6 Raposos mines Minas series6 33 60 Bicalho mine 6 33 Caraga group6 60 |  | | Book (edition) | | International Symposium on Carbonatites in Pocos de Caldas, Brazil for which this writer was keynote speaker. The... Pakistan, Quebec, Finland, Guyana, Venezuela, Brazil, Paraguay, Angola and South-West Africa, i.a. Carbonatites...Quebec and Araxa, Brazil) and important sources of P, Ti, Cu and CaCO; (Jacupiranga, Brazil). In addition...Carbonatites of the World United States Canada Brazil Greenland, Europe, and the U.S.S.R. Africa India...Algoma-Sudbury districts of Ontario (Parsons, 1961). For Brazil few detailed reports are available, but summaries |  | | Journal (article/letter/editorial) | | important amounts of graphite, minor amounts of sphalerite, and traces of molybdenite which suggest an interaction...y pyrite, ser serizite, sill sillimanite, sph sphalerite 24 with H F and HNO3. The dried residue was...ore-lead o f stratiform pyrrhotite-chalcopyrite-sphalerite ores show little or no affinity to mantle derived...deposits contain only pyrrhotite, chalcopyrite and sphalerite. 4.4 Mafic Complex, Ivrea zone (Table 2, Figs...overlies a subduction zone (Tilton 1979; Tilton and Barreiro 1980). The data of the mafic complex allows only |  | | Journal (article/letter/editorial) | | gypsum, libethenite, calcite, barite, chrysocolla, sphalerite, cerussite, pyrite, and even wood and bone. Azurite...malachite-azuties are reported. However, several occur in Brazil, including rite stalactites) in the Morenci district...district, Greenlee County; the those at Barreiro, Adrianopolis, Parana; Matinha, Brotas, Inspiration mine |
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