 | | 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 |  | de Melo, Gustavo H.C., Monteiro, Lena V.S., Xavier, Roberto P., Moreto, Carolina P.N., Santiago, Erika (2019) Tracing Fluid Sources for the Salobo and Igarapé Bahia Deposits: Implications for the Genesis of the Iron Oxide Copper-Gold Deposits in the Carajás Province, Brazil. Economic Geology, 114 (4) 697-718 doi:10.5382/econgeo.4659 | Journal (article/letter/editorial) | | 4, pp. 697–718 Tracing Fluid Sources for the Salobo and Igarapé Bahia Deposits: Implications for the...Oxide Copper-Gold Deposits in the Carajás Province, Brazil Gustavo H.C. de Melo,1,† Lena V.S. Monteiro,2 Roberto...- Bauxita, 35400-000 Ouro Preto, Minas Gerais, Brazil of Geosciences, University of São Paulo (USP)...Rua do Lago, 562, 05508-080 São Paulo, São Paulo, Brazil of Geosciences, University of Campinas (UNICAMP)... 51, 13083-870 Campinas, São Paulo, Brazil Abstract The Salobo and Igarapé Bahia iron oxide copper-gold |  | | Journal (article/letter/editorial) | | integrated model for the Neoarchean Carajás IOCG System, Brazil Maria Emilia Schutesky, Claudinei Gouveia de Oliveira...integrated model for the Neoarchean Carajás IOCG System, Brazil, Ore Geology Reviews (2020), doi: https://doi.org/10...integrated model for the Neoarchean Carajás IOCG System, Brazil Maria Emilia Schutesky & Claudinei Gouveia de Oliveira...Universidade de Brasília, Brazil The Carajás Mineral Province, located in northern Brazil, comprises the oldest...orthopyroxene(-marialite) in the Ni-rich GT-34 and Salobo deposits extend further the P-T boundaries to temperatures |  | deMelo, Gustavo H. C., Monteiro, Lena V. S., Xavier, Roberto P, Moreto, Carolina P. N., Santiago, Erika S. B., Dufrane, S. Andrew, Aires, Benevides, Santos, Antonio F. F. (2017) Temporal evolution of the giant Salobo IOCG deposit, Carajás Province (Brazil): constraints from paragenesis of hydrothermal alteration and U-Pb geochronology. Mineralium Deposita, 52 (5) 709-732 doi:10.1007/s00126-016-0693-5 | Journal (article/letter/editorial) | | Temporal evolution of the giant Salobo IOCG deposit, Carajás Province (Brazil): constraints from paragenesis...Springer-Verlag Berlin Heidelberg 2016 Abstract The giant Salobo copper-gold deposit is located in the Carajás Province...which are crosscut by the Old Salobo granite. Remnants of the Igarapé Salobo metavolcanic-sedimentary sequence...Fe-rich hydrated silicate alteration. Myrmekitic bornite-chalcocite and magnetite comprise the bulk of copper-gold...alteration, which is also recognized in the Old Salobo granite. In the central zone of the deposit the |  | Grainger, Christian J., Groves, David I., Tallarico, Fernando H.B., Fletcher, Ian R. (2008) Metallogenesis of the Carajás Mineral Province, Southern Amazon Craton, Brazil: Varying styles of Archean through Paleoproterozoic to Neoproterozoic base- and precious-metal mineralisation. Ore Geology Reviews, 33 (3) 451-489 doi:10.1016/j.oregeorev.2006.10.010 | Journal (article/letter/editorial) | | Carajás Mineral Province, Southern Amazon Craton, Brazil: Varying styles of Archean through Paleoproterozoic...124, Bairro Beira Rio, Parauapebas, PA 68515-000, Brazil Centre for Global Metallogeny and Centre for Exploration...Universidade Estadual de Campinas, Campinas, SP, Brazil Received 31 January 2006; accepted 8 October 2006...are classic Fe-oxide Cu–Au deposits that include Salobo, Igarapé Bahia–Alemão, Cristalino and Sossego....invariably present. Rhenium–Os dating of molybdenite at Salobo and SHRIMP Pb–Pb dating of hydrothermal monazite |  | Torresi, Ignacio, Xavier, Roberto Perez, Bortholoto, Diego F. A., Monteiro, Lena V. S. (2012) Hydrothermal alteration, fluid inclusions and stable isotope systematics of the Alvo 118 iron oxide–copper–gold deposit, Carajás Mineral Province (Brazil): Implications for ore genesis. Mineralium Deposita, 47 (3) 299-323 doi:10.1007/s00126-011-0373-4 | Journal (article/letter/editorial) | | oxide–copper–gold deposit, Carajás Mineral Province (Brazil): Implications for ore genesis Ignacio Torresi...assemblage is dominated by chalcopyrite (~60%), bornite (~10%), hematite (~20%), magnetite (10%) and subordinate...UNICAMP, P.O. Box 6152, 13083–970 Campinas, SP, Brazil e-mail: xavier@ige.unicamp.br salinity (<15 wt...oxide–copper–gold (IOCG) deposits, mainly represented by the Salobo (789 Mt at 0.96 wt.% Cu, 0.52 g/t Au, 55 g/t Ag;...Serra Leste, Serra Sul) and IOCG deposits (e.g., Salobo and Igarapé Bahia) of the CMP. According to Olszewski |  | | Journal (article/letter/editorial) | | Manuscript Bioleaching of waste material from the Salobo mine, Brazil: Recovery of refractory copper from Cu hosted... Bioleaching of waste material from the Salobo mine, Brazil: Recovery of refractory copper from Cu hosted... Bioleaching of waste material from the Salobo mine, Brazil: Recovery of refractory copper from Cu PT...collected at the Salobo 3 Alpha Iron Oxide Copper Gold (IOCG) mine in Pará State, Brazil. Bench-top column... CE Keywords: copper, silicates, bioleaching, Salobo, Acidithiobacillus ferrooxidans Declining ore |  | de Freitas Toledo, Poliana Iara, Penteado Natividade Moreto, Carolina, Xavier, Roberto Perez, Gao, Jianfeng, da Silva Nogueira de Matos, José Henrique, de Melo, Gustavo Henrique Coelho (2019) Multistage Evolution of the Neoarchean (ca. 2.7 Ga) Igarapé Cinzento (GT-46) Iron Oxide Copper-Gold Deposit, Cinzento Shear Zone, Carajás Province, Brazil. Economic Geology, 114 (1) 1-34 doi:10.5382/econgeo.2019.4617 | Journal (article/letter/editorial) | | Deposit, Cinzento Shear Zone, Carajás Province, Brazil Poliana Iara de Freitas Toledo,¹,† Carolina Penteado...University of Campinas, Campinas, São Paulo, 13083-855, Brazil ²State Key Laboratory of Ore Deposit Geochemistry...Ouro Preto, Ouro Preto, Minas Gerais, 35400-000, Brazil Abstract The Igarapé Cinzento (GT-46) iron oxide...of the Cinzento shear zone in Carajás province, Brazil. Copper mineralization in the deposit is hosted...controlled by ductile structures (chalcopyrite-bornite-magnetite, 2718 ± 56 Ma, Re-Os molybdenite). Veins |  | Hunger, R.B., Xavier, R.P., Moreto, C.P.N., Gao, Jian-Feng (2018) Hydrothermal Alteration, Fluid Evolution, and Re-Os Geochronology of the Grota Funda Iron Oxide Copper-Gold Deposit, Carajás Province (Pará State), Brazil. Economic Geology, 113 (8) 1769-1794 doi:10.5382/econgeo.2018.4612 | Journal (article/letter/editorial) | | Oxide Copper-Gold Deposit, Carajás Province (Pará State), Brazil R. B. Hunger,1,† R. P. Xavier,1 C.P.N. Moreto...250 Carlos Gomes, Campinas, São Paulo 13083–855, Brazil 2 State Key Laboratory of Ore Deposit Geochemistry...(3.0–2.55 Ga) segment of the Carajás Province, Brazil. Metavolcano-sedimentary sequences of the Igarapé-Pojuca...deposits (e.g., Cristalino, Igarapé-Bahia, Sossego, Salobo; Huhn et al., 1999b; Tallarico et al., 2005; Monteiro...mineral exploration industry. Currently, Sossego and Salobo are the two mines in operation by VALE in the Carajás |  | 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...(3) sulfur-poor ore mineralogy (chalcopyrite and bornite); (4) quartz-deficient gangue; (5) extreme low |  | Pollard, Peter J., Taylor, Roger G., Peters, Lisa, Matos, Fernando, Freitas, Cantidiano, Saboia, Lineu, Huhn, Sergio (2019) 40Ar-39Ar dating of Archean iron oxide Cu-Au and Paleoproterozoic granite-related Cu-Au deposits in the Carajás Mineral Province, Brazil: implications for genetic models. Mineralium Deposita, 54 (3) 329-346 doi:10.1007/s00126-018-0809-1 | Journal (article/letter/editorial) | | Cu-Au deposits in the Carajás Mineral Province, Brazil: implications for genetic models Peter J. Pollard...Industrial Simão da Cunha, Santa Luzia, MG 33.040-900, Brazil Miner Deposita Introduction Bi) deposits, including...Sequeirinho, Moreto et al. 2015a), 2.57 Ga (e.g., Salobo, Requia et al. 2003 and Igarapé Bahia, Tallarico...at the southeastern margin of the Amazon Craton, Brazil. Since discovery of the Carajás iron deposits in...in 1967 (Tolbert et al. 1971) and the Salobo copper-gold deposit in 1977 (Lindenmayer and Teixeira 1999) |  | | Journal (article/letter/editorial) | | of copper in mineralised rocks at the Salobo IOCG deposit, Brazil A. Henne, D. Craw, E.J. Gagen, G. Southam...of copper in mineralised rocks at the Salobo IOCG deposit, Brazil, Ore Geology Reviews (2019), doi: https://doi...copper in mineralised 4 rocks at the Salobo IOCG deposit, Brazil 5 6 7 A. Henne1*, D. Craw2, E. J. Gagen1...primary ore at the giant Salobo iron oxide copper-gold (IOCG) deposit in Brazil is 34 dominated by magnetite...ferrooxidans 50 previously cultured from the Salobo site. Bacterially-mediated precipitation of ferrihydrite |  | 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 |  | Moreto, Carolina Penteado Natividade, Monteiro, Lena V. S., Xavier, Roberto P., Amaral, Wagner S., dos Santos, Ticiano José S., Juliani, Caetano, de Souza Filho, Carlos Roberto (2011) Mesoarchean (3.0 and 2.86 Ga) host rocks of the iron oxide–Cu–Au Bacaba deposit, Carajás Mineral Province: U–Pb geochronology and metallogenetic implications. Mineralium Deposita, 46 (7) 789-811 doi:10.1007/s00126-011-0352-9 | Journal (article/letter/editorial) | | Calógeras, 51, CEP 13083-970 Campinas, São Paulo, Brazil e-mail: carolina.moreto@ige.unicamp.br C. Juliani...Lago, 562, CEP 05508-080 São Paulo, São Paulo, Brazil W. S. Amaral Geology Department, Federal University...of Ceará, UFC, CEP 60455-760 Fortaleza, Ceará, Brazil Introduction The Carajás Mineral Province (CMP)...located in the southern part of the Amazonian Craton (Brazil), represents one of the most well-endowed mineral...deposit. The main IOCG deposits of the CMP include Salobo (789 Mt @ 0.96% Cu, 0.52 g/t Au, 55 g/t Ag; Souza |  | Henne, A., Craw, D., Gagen, E.J., Southam, G. (2020) Contribution of bacterially-induced oxidation of Fe-silicates in iron-rich ore to laterite formation, Salobo IOCG mine, Brazil. Chemical Geology, 539. 119499 doi:10.1016/j.chemgeo.2020.119499 | Journal (article/letter/editorial) | | in iron-rich ore to laterite formation, Salobo IOCG mine, Brazil A. Henne, D. Craw, E.J. Gagen, G. Southam...in iron-rich ore to laterite formation, Salobo IOCG mine, Brazil, Chemical Geology (2020), https://doi...in iron-rich ore to laterite formation, Salobo IOCG mine, Brazil A. Henne, D. Craw, E. J. Gagen, G. Southam...laterite, iron, microbial fossils, A. ferrooxidans, Salobo, weathering Abstract A diverse array of microorganisms...formation of laterites. The of Salobo iron-oxide copper gold (IOCG) mine in Brazil is an ideal environment to |  | Melo, Gustavo H.C. de, Monteiro, Lena V.S., Xavier, Roberto P., Moreto, Carolina P.N., Arquaz, Raul M., Silva, Marco Antonio Delinardo (2019) Evolution of the Igarapé Bahia Cu-Au deposit, Carajás Province (Brazil): Early syngenetic chalcopyrite overprinted by IOCG mineralization. Ore Geology Reviews, 111. 102993 doi:10.1016/j.oregeorev.2019.102993 | Journal (article/letter/editorial) | | Igarapé Bahia Cu-Au deposit, Carajás Province (Brazil): early syngenetic chalcopyrite overprinted by...Igarapé Bahia Cu-Au deposit, Carajás Province (Brazil): early syngenetic chalcopyrite overprinted by...Igarapé Bahia Cu-Au deposit, Carajás Province (Brazil): early syngenetic chalcopyrite overprinted by...Pandiá Calógeras, 51, 13083-870 Campinas (SP), Brazil 2 Institute of Geosciences, University of São...(USP), Rua do Lago, 562, 05508-080 São Paulo (SP), Brazil *corresponding author Abstract The Igarapé Bahia |  | Moreto, C. P. N., Monteiro, L. V. S., Xavier, R. P., Creaser, R. A., DuFrane, S. A., Tassinari, C. C. G., Sato, K., Kemp, A. I. S., Amaral, W. S. (2015) Neoarchean and Paleoproterozoic Iron Oxide-Copper-Gold Events at the Sossego Deposit, Carajas Province, Brazil: Re-Os and U-Pb Geochronological Evidence. Economic Geology, 110 (3) 809-835 doi:10.2113/econgeo.110.3.809 | Journal (article/letter/editorial) | | Events at the Sossego Deposit, Carajás Province, Brazil: Re-Os and U-Pb Geochronological Evidence* C. P...University of Campinas, Campinas, São Paulo, 13083-870, Brazil 2 Institute 3 Department of Geosciences, University...University of São Paulo, São Paulo 05508-080, Brazil of Earth and Atmospheric Sciences, University of Alberta...in the southern Copper belt, Carajás province, Brazil. The Sossego deposit consists of two major groups...eastern part of the Amazon craton, northwestern Brazil, corresponds to a Mesoarchean crustal nucleus stabilized |  | Monteiro, Lena V. S., Xavier, Roberto P., de Carvalho, Emerson R., Hitzman, Murray W., Johnson, Craig A., de Souza Filho, Carlos Roberto, Torresi, Ignácio (2008) Spatial and temporal zoning of hydrothermal alteration and mineralization in the Sossego iron oxide–copper–gold deposit, Carajás Mineral Province, Brazil: paragenesis and stable isotope constraints. Mineralium Deposita, 43 (2) 129-159 doi:10.1007/s00126-006-0121-3 | Journal (article/letter/editorial) | | oxide–copper–gold deposit, Carajás Mineral Province, Brazil: paragenesis and stable isotope constraints Lena...0.28 g/t Au) in the Carajás Mineral Province of Brazil consists of two major groups of orebodies (Pis...Calógeras, 51, CEP 13083–970 Campinas, Sao Paulo, Brazil e-mail: lena@ige.unicamp.br M. W. Hitzman Department...Mineral Province . Brazil Introduction The Sossego iron oxide–copper–gold (IOCG) mine, operated by the...(CVRD) in the Carajás Mineral Province (CMP), Pará state, Brazil, was placed into production in 2004. The |  | Leão-Santos, Marcelo, Moraes, Roberto, Li, Yaoguo, Raposo, Maria Irene, Zuo, Boxin (2022) Hydrothermal Alteration Zones’ Magnetic Susceptibility Footprints and 3D Model of Iron Oxide-Copper-Gold (IOCG) Mineralization, Carajás Mineral Province, Brazil. Minerals, 12 (12) 1581 doi:10.3390/min12121581 | Journal (article/letter/editorial) | | (IOCG) Mineralization, Carajás Mineral Province, Brazil Marcelo Leão-Santos 1,2, * , Roberto Moraes 2,†...(IOCG) Mineralization, Carajás Mineral Province, Brazil. Minerals 2022, 12, 1581. https://doi.org/10.3390/...73345-010, DF, Brazil Institute of Geosciences, University of Brasília, Brasília 70910-900, DF, Brazil Center...University of São Paulo, São Paulo 05508-080, SP, Brazil School of Computer Sciences, China University of...Carajás Mineral Province, Brazil. This deposit has disseminated chalcopyrite, bornite and gold mineralization |  | | Journal (article/letter/editorial) | | observations on ferricrete formation at the Salobo IOCG mine, Brazil A. Henne a, *, D. Craw b, E.J. Gagen a...weathered, iron-rich rocks at the Salobo ironore copper-gold (IOCG) deposit, Brazil. The bacterially-mediated...in ferricrete overlaying the ore body at the Salobo mine. We suggest that magnetite is also bioavailable...surficial, acidic to circumneutral pH settings, such as mine tailings and can contribute to varying alteration...ferrooxidans Magnetite Ferrous iron Ferric iron Salobo Laterite 1. Introduction Magnetite is one of the |  | | Journal (article/letter/editorial) | | University of Brasilia, Brasilia, DF, 70910‐900, Brazil a r t i c l e i n f o Article history: Received...Mass-independent fractionation Laser ablation ICP-MS Brazil a b s t r a c t Mass-independent sulfur isotope...sediments of the Águas Claras Formation (Carajás, Pará), have δ34S = 9.5–12.5‰ and δ33S = 5.0–6.5‰ with...with Δ33S close to zero. Chalcopyrites from the Salobo and Sequerinha sulfide deposits, also Carajás, are...Universitário Darcy Ribeiro, Brasilia, DF, CEP 70910‐900, Brazil. Tel./fax: +55 61 3307 1113. E-mail address: berbu@unb |  | 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 |  | Requia, Karin, Stein, Holly, Fontbot�, Llu�s, Chiaradia, Massimo (2003) Re?Os and Pb?Pb geochronology of the Archean Salobo iron oxide copper?gold deposit, Caraj�s mineral province, northern Brazil. Mineralium Deposita, 38 (6) 727-738 doi:10.1007/s00126-003-0364-1 | Journal (article/letter/editorial) | | the Archean Salobo iron oxide copper–gold deposit, Carajás mineral province, northern Brazil Received:...a Pb–Pb age was derived from bornite–chalcopyrite–magnetite at the Salobo iron oxide copper–gold deposit...mineralization and its relation to the nearby Old Salobo Granite. Rhenium–osmium dating of molybdenite spatially...previously published U–Pb age of 2573±2 Ma for the Old Salobo Granite, suggesting that main stage ore formation...2579±71 Ma, and supports an Archean age for the Salobo ores. This is the first documentation of an Archean |  | Moreto, Carolina P. N., Monteiro, Lena V. S., Xavier, Roberto P., Creaser, Robert A., DuFrane, S. Andrew, Melo, Gustavo H. C., Delinardo da Silva, Marco A., Tassinari, Colombo C. G., Sato, Kei (2015) Timing of multiple hydrothermal events in the iron oxide–copper–gold deposits of the Southern Copper Belt, Carajás Province, Brazil. Mineralium Deposita, 50 (5) 517-546 doi:10.1007/s00126-014-0549-9 | Journal (article/letter/editorial) | | of the Southern Copper Belt, Carajás Province, Brazil Carolina P. N. Moreto & Lena V. S. Monteiro & Roberto...Abstract The Southern Copper Belt, Carajás Province, Brazil, hosts several iron oxide–copper–gold (IOCG) deposits...Campinas, Caixa Postal 6152, 13083-970 Campinas, SP, Brazil e-mail: carolina.moreto@gmail.com C. P. N. Moreto...Paulo, Rua do Lago, 562, 05508-080 São Paulo, SP, Brazil R. A. Creaser : S. A. DuFrane Department of Earth...and those in the Northern Copper Belt (2.57-Ga Salobo and Igarapé Bahia–Alemão deposits) do not share |  | Marschik, Robert, Mathur, Ryan, Ruiz, Joaquin, Leveille, Richard A., de Almeida, Antonio-Jos� (2005) Late Archean Cu-Au-Mo mineralization at Gameleira and Serra Verde, Caraj�s Mineral Province, Brazil: constraints from Re-Os molybdenite ages. Mineralium Deposita, 39 (8) 983-991 doi:10.1007/s00126-004-0450-z | Journal (article/letter/editorial) | | Gameleira and Serra Verde, Carajàs Mineral Province, Brazil: constraints from Re-Os molybdenite ages Received:...Pátria, 45 salas 403/404, Botafogo, Rio de Janeiro, Brazil ores at Gameleira and Serra Verde. A genetic relationship...Recently, most of these CuAu(-Mo) deposits (e.g. Salobo, Bahia-Alemão, Sossego, Gameleira, Alvo 118, and...Itacaiúnas Supergroup is composed of the 2.76–2.85 Ga Salobo-Pojuca Group, and the 2.74– 2.76 Ga Grão Pará...Granite (Souza et al. 1996), the 2,573±2 Ma Old Salobo Granite (Machado et al. 1991), and the 2,763±7 |
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