 | | Journal (article/letter/editorial) | | Brasília, Instituto de Geociências, Brasilia, DF, Brazil of Western Australia, School of Earth Science,... Cidade Universitária, São Paulo, SP 05508080, Brazil Preface The discovery history of Carajás is briefly...CEP 24365-020 Bairro São Francisco Niterói – RJ Brazil 1. The early Pioneer times The region between...located in the southeastern part of the state of Pará, is known today as Carajás (Fig. 1). Besides plant...the past Geological and Mineralogical Service of Brazil. He explored in the vicinity of São Félix do Xingu |  | Figueiredo e Silva, Rosaline C., Lobato, Lydia M., Zucchetti, Marcia, Hagemann, Steffen, Vennemann, Torsten (2020) Geotectonic signature and hydrothermal alteration of metabasalts under- and overlying the giant Serra Norte iron deposits, Carajás mineral Province. Ore Geology Reviews, 120. 103407 doi:10.1016/j.oregeorev.2020.103407 | Journal (article/letter/editorial) | | Campus Pampulha, Belo Horizonte, MG, 31270.901, Brazil 2 Geologist, Rua Santa Clara, 175/303, Copacabana...Copacabana, Rio de Janeiro, RJ, 30140.002, Brazil 3 Centre for Exploration Targeting, School of Earth and...iron deposits in the Carajás Mineral Province, Brazil. They experienced seafloor hydrothermal alteration;...volcanogenic sequence, arc-type sedimentation of the Grão Pará Group indicated by hyaloclastic tufts, breccias...expressed by enrichment in Th, suggest that the Grão Pará basalts overflowed on the continental crust in a |  | Dreher, Ana M., Xavier, Roberto P., Taylor, Bruce E., Martini, Sérgio L. (2008) New geologic, fluid inclusion and stable isotope studies on the controversial Igarapé Bahia Cu–Au deposit, Carajás Province, Brazil. Mineralium Deposita, 43 (2) 161-184 doi:10.1007/s00126-007-0150-6 | Journal (article/letter/editorial) | | Igarapé Bahia Cu–Au deposit, Carajás Province, Brazil Ana M. Dreher & Roberto P. Xavier & Bruce E. Taylor...Igarapé Bahia Cu–Au deposit in the Carajás Province, Brazil, is hosted by steeply dipping metavolcanosedimentary...Geological Survey of Brazil, Av. Pasteur 404, 22290-240 Rio de Janeiro, RJ, Brazil e-mail: amdreher@rj...UNICAMP, Caixa Postal 6152, 13083-970 Campinas, SP, Brazil e-mail: xavier@ige.unicmap.br B. E. Taylor Geological...de Almeida 15/201, 22291-000 Rio de Janeiro, RJ, Brazil e-mail: martini.s@uol.com.br Mineralization is |  | da Costa Silva, Antonia Railine, Villas, Raimundo Netuno Nobre, Lafon, Jean-Michel, Craveiro, Gustavo Souza, Ferreira, Valderez Pinto (2015) Stable isotope systematics and fluid inclusion studies in the Cu–Au Visconde deposit, Carajás Mineral Province, Brazil: implications for fluid source generation. Mineralium Deposita, 50 (5) 547-569 doi:10.1007/s00126-014-0558-8 | Journal (article/letter/editorial) | | Cu–Au Visconde deposit, Carajás Mineral Province, Brazil: implications for fluid source generation Antonia...in the Carajás Mineral Province (CMP), northern Brazil, near the contact between the ca. 2.76 Ga metavolcano-sedimentary...Geological Survey of Brazil, Av. André Araújo, 2160, 69060-000 Manaus, AM, Brazil e-mail: railinegeo@gmail...University of Pará-UFPA, Rua Augusto Corrêa, 01, Guamá, P.O. Box 1611, 66075-110 Belém, PA, Brazil R. N. N...Geology (PARÁ-ISO), Geosciences Institute, Federal University of Pará-UFPA, Belém, PA, Brazil V. P. Ferreira |  | Tallarico, F. H. B., Figueiredo, B. R., Groves, D. I., Kositcin, N., McNaughton, N. J., Fletcher, I. R., Rego, J. L. (2005) Geology and SHRIMP U-Pb Geochronology of the Igarape Bahia Deposit, Carajas Copper-Gold Belt, Brazil: An Archean (2.57 Ga) Example of Iron-Oxide Cu-Au-(U-REE) Mineralization. Economic Geology, 100 (1) 7-28 doi:10.2113/100.1.0007 | Journal (article/letter/editorial) | | Igarapé Bahia Deposit, Carajás Copper-Gold Belt, Brazil: An Archean (2.57 Ga) Example of Iron-Oxide Cu-Au-(U-REE)...Campinas, Caixa Postal 6152, 13.083-970, Campinas, SP, Brazil, and Centre for Global Metallogeny, School of Earth...Campinas, Caixa Postal 6152, 13.083-970, Campinas, SP, Brazil DAVID I. GROVES,† NATALIE KOSITCIN, NEAL J. MCNAUGHTON...Parauapebas, PA, Brazil Abstract A striking feature of the Carajás region, Brazil, is the clustering...altered metavolcano-sedimentary rocks. SHRIMP II zircon dating of the host metavolcanic rocks gives a 207Pb/206Pb |  | Rossignol, Camille, Siciliano Rego, Eric, Narduzzi, Francesco, Teixeira, Lívia, Ávila, Janaína N., Silva, Marco A.L., Lana, Cristiano, Philippot, Pascal (2020) Stratigraphy and geochronological constraints of the Serra Sul Formation (Carajás Basin, Amazonian Craton, Brazil) Precambrian Research, 351. 105981pp. doi:10.1016/j.precamres.2020.105981 | Journal (article/letter/editorial) | | Sul Formation (Carajás Basin, Amazonian Craton, Brazil) Camille Rossignol, Eric Siciliano Rego, Francesco...Sul Formation (Carajás Basin, Amazonian Craton, Brazil), Precambrian Research (2020), doi: https://doi...Sul Formation (Carajás Basin, Amazonian Craton, Brazil) Camille Rossignola, b*, Eric Siciliano Regob,...Universitária, Butantã, 05508-090 São Paulo – SP, Brazil bInstitut de Physique du Globe de Paris, Université...- Cidade Universitária, São Paulo, 05508-080, Brazil dGéosciences Montpellier, Université de Montpellier |  | | Journal (article/letter/editorial) | | com/loi/tigr20 Geology and Mineral Resources of Brazil: A Review a a Inacio De Medeiros Delgado , Augusto...Pesquisa de Recursos Minerals, Scdvador, Bahia, Brazil b US. Geological Survey, Denver, CO, 80225 Version...Thorman (1994): Geology and Mineral Resources of Brazil: A Review, International Geology Review, 36:6,...rights reserved. Geology and Mineral Resources of Brazil: A Review INACIO DE MEDEIROS DELGADO, AUGUSTO J...Pesquisa de Recursos Minerals, Scdvador, Bahia, Brazil AND CHARLES H. THORMAN US. Geological Survey, Denver |  | | Journal (article/letter/editorial) | | 5O 5o Fe+Mg Ca Mn NangodiBelt ~kxBuritirama,Brazil ~WabushIronFm. 4\ 5~ / 0 Rang/~.l~~l e .......Literature data obtained from Peters et al. (1977, Buritirama), Jaffe et al. (1961, Nsuta), Dasgupta et al...Belt, Ghana: Mn-Actinolite Dannemorite [] Buritirama, Brazil: 9 Nangodi Belt, Ghana: Tirodite, Actinolite...Literature data obtained from Peters e t al. (1977, Buritirama), and Dasgupta et aI. (1988, Sausar Fm.). gondites...quartz, and albite. Accessory minerals are titanite, zircon, epidote and Fe hydroxides. Garnets show a form |  | Rosière, C. A., Baars, F. J., Seoane, J. C. S., Lobato, L. M., da Silva, L. L., de Souza, S. R. C., Mendes, G. E. (2006) Structure and iron mineralisation of the Carajás Province. Applied Earth Science, 115 (4) 126-133 doi:10.1179/174327506x138986 | Journal (article/letter/editorial) | | MG 31130-901, Brazil 2 Roots Rock Ltda, Consulting Services, Belo Horizonte MG, Brazil 3 Departamento...Janeiro RJ, Brazil 4 Minerações Brasileiras Reunidas – MBR, Belo Horizonte MG, Brazil *Corresponding...the Carajás-São Luı́s railroad from the Carajás Mine terminal are indicated for geographic reference...stratigraphic positions of other units such as the Buritirama and Aquiri Groups also remain an open question...Pará and Aquiri Groups. Further south, a 3.68 Ga zircon xenocryst has been inherited in a Palaeoproterozoic |  | Fletcher, Ian R., Figueiredo, Bernardino Ribeiro, Carvalho, J�ssica Beatriz, Rego, Jos� Luzimar, Nunes, Alfredo Rossetto, Tallarico, Fernando Henrique Bucco, McNaughton, Neal Jesse, Groves, David Ian (2004) Geological and SHRIMP II U-Pb constraints on the age and origin of the Breves Cu-Au-(W-Bi-Sn) deposit, Caraj�s, Brazil. Mineralium Deposita, 39 (1) 68-86 doi:10.1007/s00126-003-0383-y | Journal (article/letter/editorial) | | of the Breves Cu-Au-(W-Bi-Sn) deposit, Carajás, Brazil Received: 24 January 2002 / Accepted: 27 July 2003...Breves deposit in the Carajás CopperGold Belt, Brazil, a member of the Cu-Au-(W-Bi-Sn) group of deposits...amounts of monazite, xenotime, chlorapatite, thorite, zircon, calcite, siderite and bastnäesite. Copper mineralisation...ferberite, qitianlingite and Nbrutile. SHRIMP II zircon dating of the host granites gives 207Pb/206Pb ages...Campinas, Cx. Postal 6152, 13.083-970 Campinas, Brazil E-mail: fernando.tallarico@norfalco.com.br F. H |  | | Journal (article/letter/editorial) | | portion of the Amazon craton, known as the Central Brazil shield (Figs. 1 and 2). To the east, the province...CarajaÂs region being a subprovince of the Central Brazil shield. The other hypothesis holds that the post-Archean...implies a complex collisional history of northern Brazil prior to 1.8 Ga. According to this model, the... Parazonia tonalite AÂguas Claras Formation Buritirama, Igarape Bahia, GraÄo ParaÂ, Igarape Pojuca...Igarape Pojuca, Igarape Bahia, GraÄo Para and Buritirama Groups, are greenstone-like sequences collectively |  | Santos, Felipe Holanda dos, Amaral, Wagner da Silva, Konhauser, Kurt, Martins, Douglas Teixeira, Castro, Marco Paulo de, Queiroga, Glaucia Nascimento, Chi Fru, Ernest, Andersen, Morten B. (2021) Unraveling sedimentary precursors and metal enrichment of high-grade metamorphosed manganese-rich rocks from the Borborema Province, northeastern Brazil. Ore Geology Reviews, 137. 104283pp. doi:10.1016/j.oregeorev.2021.104283 | Journal (article/letter/editorial) | | rocks from the Borborema Province, northeastern Brazil Felipe Holanda dos Santos a, b, *, Wagner da Silva...Universidade Federal do Oeste do Pará, Santarém, PA, Brazil Departamento de Geologia e Recursos Naturais, Instituto...Universidade Estadual de Campinas, Campinas, SP, Brazil c Department of Earth & Atmospheric Sciences, University...Universidade Federal de Ouro Preto, Ouro Preto, MG, Brazil e Centre for Geobiology and Geochemistry, School...Simplified map of the Borborema Province (northeastern Brazil) and Birimian succession from West Africa for the |  | | Report (issue) | | analyses of 5 hornblendes, 2 cummingtonites from Frood mine, Sudbury, Ont. Distribution of Al between IV and...Cienc. bU, 197-202 (1978). Analyses from Parana Brazil. AMPHIBOLE. Glassley and Sorensen, J. Petrol. 21...(1977)(English). Probe analyses (4) from Buritirama, Brazil, of series MnC03 - CaC03 - MgC03 (MnO 5.83... 91, no. 8, 60379 (1979). Structural relations zircon, scheelite, anhydrite. ANHYDRITE. Bayer, Schweiz... Discussion of crystal chemistry of scheelite, zircon, and anhydrite and possibility of solid solution |  | | Report (issue) | | Average composition from various types of ore, Thierry mine, Ont. ACANTHITE. Sakharova and Bryzgalov, Mineral...87M/2325 (1987) Analyses (not in abs.) from'Koryu mine, Hokkaido, Japan AIKINITE. Boldyreva (Zap. Vses...Programs with Abstr. 8, 21 (1983). New occurrences, Brazil and Bikita, Zimbabwe, a 4.473, b 11.308, c 4.775A... 281-294) (1986) (Eng) Analyses (3) from Buritirama, Brazil - Phase relations in system CaO-MnO-MgO-K20-Al...(1984). Indigo-blue fluorapatite from King Lithia Mine, S. Dak. Microprobe analyses (4). APATITE. Worner |  | | Book | | menos migmatizadas; • greenstone belts, como os do Pará, Goiás, Bahia e Minas Gerais, afetados por metamorfismo...regiões leste e central da Amazônia, nordeste do Pará e noroeste do Maranhão, leste e nordeste da Bahia...o, bem como vulcanismo riolítico a andesíticos (Pará, Amazonas, Roraima, Rondônia, Mato Grosso, Mato...Francesa, na Guiana, Suriname, e nos estados do Pará, Amazonas e Roraima. O evento está relacionado ao... A Província Tapajós abrange a área do leste do Pará até Rondônia e Mato Grosso do Sul, englobando porções |  | | 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 |  | Hodges, C.A., Cox, D.P., Singer, D.A., Case, J.E., Berger, B.R., Albers, J.P. (1984) U.S. Geological Survey-INGEOMINAS mineral resource assessment of Colombia. Open-File Report Vol. 1984 (84-345) US Geological Survey doi:10.3133/ofr84345 | Report (issue) | | deposits of such minerals in adjacent areas of Brazil and Venezuela suggest that eastern Colombia may...deposits, based on analogy with adjacent areas in Brazil and Venezuela. An initial reconnaissance should...is continental or transitional Skarn Cu (2.6) Mine Vlejs Los Guayabas (Tollma) Cranates (Hulla) Also...Cty, CA Santa Helena, Antioquia, Colombia Co to Mine, Luzan, P.I. References Wells, F. G. et al 1946...mafic volcanic Homestake, South Dakota Passagem, Brazil Kirkland Lake, Canada 29 References Rye and Rye |  | | Report (issue) | | holdings. Prior to 1978, the development of complete mine property cost evaluations was impeded by still evolving...tool. Systems design work also continued on the mine simulation (MINSIM) program, an economic evaluation...reserves. These include implications that because a mine is operating it is profitable, that reported reserves...prices, which are variable over the life of the mine. Economic evaluation is complicated by the presence...and economic variables on viability of individual mine properties (17-18). Nonproducing deposits Producing |  | | Report (volume) | | shoreline placer Ti deposits 271 Zro 2 grades from zircon in shoreline placer Ti deposits 272 Ti02 grades...based on considerations that extend far beyond the mine itself, in some instances relating to the overall...subject, as in a scale model of the workings of a mine, to a unifying concept that explains or describes...government believed might someday be economic ta mine. Stratiform deposits of large areal extent, such...EXAMPLES High Plateau, Del Norte Cty, USCA Coto Mine, Luzon, PLPN (Wells and others, 1946) (LeBlanc |  | | Report (issue) | | EJEMPLOS High Plateau, Del Norte County, USCA Goto Mine, Luzon, PLPN (Wells y otroa, 1946) (LeBlano y Violette...Nombre Ace of Spades Adobe Canyon Gp. Ajax Alice Mine Allan (Johnson) Alta Hill Althouse Alyce and Blue...etc Buttercup Chrome Camden Mine Campbell Camptonville area Castro Mine Cattle Springs Cavyell Horse...Cleopatra Clover Leaf Codd Prospect Coggins Collard Mine Commander Coon Mt. Nos. 1-3 Copper Creek (Low Divide)...Fourth of July French Hill Friday Gallagher Gardner Mine Gas Canyon Geach Gibaonville Gill (Gill Ranch) Gillan |  | | Book (edition) | | communities to be plunged into unemployment because a mine or mines have become unprofitable, a need to earn...for, and hence the price of, the mine product, well in advance of mine development. A useful recent discussion...market in the 1980s from a non-member of the Council-Brazil. Brazilian production rose from 6000 t in 1981...producers have spent vast sums of money on exploration, mine development and production but have paid too little...minerals (based on Noetstaller 1988). Prices are ex-mine or processing plant The role of the firm Average |  | | Report (issue) | | «2. of the eccisemene of the Misima Gold-Silver Mine, Papua New Guinea ........ .G. I. Wilson and R....C. Barwick eae ie Discovery. The McLaughlin Gold Mine, Napa, Yolo, and Lake Counties, California Fre...is arbitrary, because concepts have changed in mine was in production until the 1970s. Some indi- cations...with new discoveries, augmented geologic the Los mine (Cronstedt, 1754). The alloy was called knowledge...and and Nixon, 1985). The opening of the Espedalen mine mineralogy of the Norwegian sulfide Ni-Cu deposits |  | | Book | | base of the Complex (Vermaak, 1976). At the Atok mine, platinoid minerals tend to occur at the boundaries...common in youn¬ ger conglomerates in Minas Gerais, Brazil, and West¬ ern Australia (Robertson et al., 1978)...belt of southern Africa and in similar rocks in Brazil, and there are scattered minor occurrences in the...Rye, D. M., and Rye, R. O., 1974, Homestake gold mine; I. Stable isotope studies: Econ. Geol., v. 69,...E., 1976, The Merensky Reef at the Atok platinum mine and its environs: Econ. Geol., v. 71, p. 249-260 |  | | Book (volume) | | quartz-hematite-anthophyllite schist, Smallwood mine, Upper Wabush Iron Formation, S. W. Labrador (Klein...the Coronation mine and surrounding area. In Symposium on the gedrite of Coronation mine, Saskatchewan...rock and associated ore minerals from the Yanahara mine, Okayama Prefecture, Western Japan. — Studies in...en cavities in quartz—biotite gneiss, Hiddenite mine, Alexander County, South Carolina (Palache et al...contact with spodumene-—lepidolite pegmatite, Benson mine, Mtoko, NE Zimbabwe (Knorring & Hornung 1961);a18 |
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