| Bitencourt, Caroline Novais, Cruz, Simone Cerqueira Pereira, dos Anjos Cruz, Vanderlucia, Pedrosa-Soares, Antônio Carlos, Paquette, Jean Louis, Alkmim, Ana Ramalho, Barbosa, Johildo Salomão Figueiredo (2019) Rifting events in the southern sector of the Paramirim Aulacogen, NE Brazil: New geochronological data and correlations for the São Francisco – Congo paleocontinent. Precambrian Research, 326. 417-446 doi:10.1016/j.precamres.2018.12.005 | Journal (article/letter/editorial) | southern sector of the Paramirim Aulacogen, NE Brazil: new geochronological data and correlations for...southern sector of the Paramirim Aulacogen, NE Brazil: new geochronological data and correlations for...southern sector of the Paramirim Aulacogen, NE Brazil: new geochronological data and correlations for...Salomão Figueiredo Barbosa1 1 Universidade Federal da Bahia (UFBA), Pós-Graduação em Geologia. Rua Barão de...Geremoabo, s/n, Federação, 40170-209, Salvador, Bahia, Brasil; carolcnb@gmail.com (C.N. Bittencourt), | | | Journal (article/letter/editorial) | Washington Franca Rocha 2 Federal University of Bahia; simonecruzufba@gmail.com State University of Feira...34445511 1 2 Abstract: The large iron ore reserves of Brazil are already known, but there are still few studies...prospecting, using two deposits in the state of Bahia, Brazil, as case studies. To validate image processing...Sentinel-2; reflectance spectroscopy. 1. Introduction Brazil holds 13% of the world's iron ore reserves, placing...(BRASIL, 2016). The largest iron ore reserves in Brazil are in the Quadrilátero Ferrífero (Minas Gerais) | | | Book | 1982 Jules Roger Sauer ” Foreword For years Brazil has been the major producer of colored stones in...metamorphic rocks, the variety of gem deposits in Brazil is almost infinite. In addition to the mineral...assemblage one might expect from pegmatite dikes, Brazil also produces a very significant output of diamonds...written in English, and beautifully illustrated. “Brazil, Paradise of Gemstones’, by Jules Roger Sauer,...turquoise vein near the village of Casa Nova, in Bahia, later flooded by the waters of the Sobradinho dam | | Santos, M.S., Cruz, Simone C.P., Lobato, L.M., Mandetta, P., Burgos, C.M. (2022) Structural and hydrothermal evolution of the shear-zone-related iron-oxide enrichment in metavolcano-sedimentary rocks of the intracontinental araçuaí orogen: The case of the espírito santo iron deposit. Ore Geology Reviews, 140. 103719pp. doi:10.1016/j.oregeorev.2020.103719 | Journal (article/letter/editorial) | memoriam), C. M. Burgos4 1. Universidade Federal da Bahia (UFBA). Programa de Pós-Graduação em Geologia. Rua...Instituto de Geociências, Ondina, Salvador - Bahia/Brazil. 2. Universidade Federal de Minas Gerais, Centro... Instituto de Geociências, Belo Horizonte, MG, Brazil. 3. Fundo de investimentos Biogold Inc. Rua Paul...n 37, Mangabeiras, Belo Horizonte Minas Gerais/Brazil. 4. Companhia de Pesquisa de Recursos Minerais...Ulysses Guimarães, n 2862 Sussuarana, Salvador - Bahia/Brazil. ABSTRACT The Rio São João metavolcano-sedimentary | | Cruz, Vanderlúcia Anjos, Cruz, Simone C.P., Lobato, Lydia Maria, Javier Rios, Francisco, Santos, Josafá S., Lima, Geraldo Marcelo. P. (2018) Structural control and hydrothermal evolution model of unusual, high-grade metasandstone-hosted iron deposits, mesoproterozoic eastern chapada diamantina, Brazil. Ore Geology Reviews, 101. 221-272 doi:10.1016/j.oregeorev.2018.06.003 | Journal (article/letter/editorial) | deposits, mesoproterozoic eastern chapada diamantina, brazil Vanderlúcia Anjos Cruz, Simone P. Cruz, Lydia Maria...deposits, mesoproterozoic eastern chapada diamantina, brazil, Ore Geology Reviews (2018), doi: https://doi.org/10...DEPOSITS, MESOPROTEROZOIC EASTERN CHAPADA DIAMANTINA, BRAZIL Vanderlúcia Anjos Cruz, Simone P. Cruza, Lydia...Geraldo Marcelo. P. Limaa a Universidade Federal da Bahia, Instituto de Geociências, Salvador, BA, Brasil... Instituto de Geociências, Belo Horizonte, MG, Brazil c Fluid Inclusion and Metallogeny (ECL), Centro | | Silveira, E.M., Söderlund, U., Oliveira, E.P., Ernst, R.E., Leal, A.B. Menezes (2013) First precise U–Pb baddeleyite ages of 1500Ma mafic dykes from the São Francisco Craton, Brazil, and tectonic implications. Lithos, 174. 144-156 doi:10.1016/j.lithos.2012.06.004 | Journal (article/letter/editorial) | 1500 Ma mafic dykes from the São Francisco Craton, Brazil, and tectonic implications E.M. Silveira a,⁎, U...Campinas-UNICAMP, P.O. Box 6152, Campinas, 13083‐970, Brazil Department of Earth Sciences, Carleton University...Federal University of Bahia, Rua Barão de Jeremoabo, s/n, Salvador, 40170‐290, Brazil b c a r t i c l e...(SFC) is located in the northeastern portion of Brazil (Fig. 1) and is surrounded by Neoproterozoic mobile...most evolved dyke swarms in the Precambrian of Brazil with several geochemical characteristics similar | | | Report (issue) | BELIZE BENIN BOLIVIA BOSNIA AND HERZEGOVINA BOTSWANA BRAZIL BRUNEI DARUSSALAM BULGARIA BURKINA FASO BURUNDI.................. 151 C. Edwards Converting the Caetité mill process to enhance uranium recovery and expand...gave a presentation on behalf of M. Franklin from Brazil, entitled “Social License and Environmental Protection:... Regulatory processes and compliance — Niger, Brazil; Case studies of social development programs...milling. L.A. Gomiero talked about “Converting the Caetité mill process to enhance uranium recovery and expand | | | Journal (issue) | Articles 708 Coloured Stone Mining and Trade in Brazil: A Brief History and Current Status By Aurélien...Collection V. L. Villani photo p. 758 Cover Photo: Brazil is the source of a variety of coloured stones,... What’s New corundum, alexandrite, tanzanite, zircon, Imperial topaz and emerald (and its most common...4b), spessartine (Figure 4c), almandine, quartz, zircon, apatite, topaz, sillimanite, fluorite, chrysoberyl...(Figure 4d), aquamarine, spessartine, quartz, topaz, zircon and phenakite are mined. Tourmaline is recovered | | | Book | Alkmim Editors São Francisco Craton, Eastern Brazil Tectonic Genealogy of a Miniature Continent Regional...Alkmim • Editors São Francisco Craton, Eastern Brazil Tectonic Genealogy of a Miniature Continent 123...Estado do Rio de Janeiro Maracanã, Rio de Janeiro Brazil Fernando F. Alkmim Escola de Minas Universidade...Preto Ouro Preto Brazil Umberto G. Cordani Universidade de São Paulo São Paulo Brazil ISSN 2364-6438...significant contributor to the mining industry in Brazil. This book provides a state of knowledge overview | | | Journal (issue) | MARKETS Figure 9. Near Nova Era in Minas Gerais, Brazil, the Belmont mine operates using sophisticated...other mines in the area slowed (Weldon, 2006). Brazil witnessed a sustained slump in overall gemstone...in places like the United Arab Emirates, Russia, Brazil, India, and China—locations that would not have...discovered in Paraíba and Rio Grande do Norte states in Brazil in 1989 (Fritsch et al., 1990) and became known...plummeted, mining operations in key centers such as Brazil and Zambia curtailed or ceased production, though | | | Book | Geosciences Institute University of São Paulo São Paulo Brazil Pedro Oyhantçabal Departamento de Geodinámica Interna...Uruguay. These metasediments, based on the detrital zircon ages pattern and geological similarities are considered...recognized similarities in the ‘old granites’ of Brazil and southern Africa. On the other hand, du Toit...‘Brazilian system’ defined by Alcide d’Orbigny in Brazil (Beaumont 1844), arguably corresponding to the...geochronological data of the Precambrian basement of southern Brazil, Uruguay and Argentina were reported by Hart (1966) | | | Book | Zirkelite 207 Spodumene 179 231 Verdite Zircon 205 Sphene 178 Prehnite Spectrolite (Labradorite)...materials Quartz crystals from Corinto, Minas Gerais, Brazil. Height: 15 cm. Sorbonne collection using gravity...Washing diamond-bearing gravel in Minas Gerais, Brazil. Photo: tals of such minerals as quartz, fluorite...and a jeweler might then speak of a ‘root’ as Brazil Length: 9 cm. K. Proctor collection, United States... These unique conditions of gem prospecting in Brazil illustrate the willingness of men to endure extreme | | | Book | migmatizadas; • greenstone belts, como os do Pará, Goiás, Bahia e Minas Gerais, afetados por metamorfismo de baixo...porções do Cráton São Francisco em Minas Gerais e Bahia, e Goiás), e outros menores (Rio Grande do Norte...porções do Cráton São Francisco em Minas Gerais e Bahia, Goiás), e outros menores (Pernambuco, Ceará, Goiás...do Campestre (leste do Rio Grande do Norte) e na Bahia, com pequena extensão para Pernambuco (Fig. 2)....final do Arqueano (2,8-2,6 Ga), chamado Jequié, na Bahia, e Rio das Velhas, em Minas Gerais. A ele se devem | | | Conference Proceedings (Volume) | Bushveld magmas via new constraints from Pb-Hf zircon systematics ....................................BIF-hosted Lamego gold deposit, Quadrilátero Ferrífero, Brazil .................................................A. Lemos, F.L.S.P. Villanova & L.F.S. Amaral. Zircon multi-isotopic mapping in Wabigoon Subprovince...orogenic gold deposit, Quadrilátero Ferrífero, Brazil Rosaline C Figueiredo e Silva, Yuri Ribeiro, Lydia...in granites from Lagoa Real uranium province Ba-Brazil ....................................... Lucas | | | Report (issue) | (Australia) Pervomayskoye (Ukraine), Lagoa Real (Brazil), Valhalla (Australia) Pribram , Jachymov (Czech...examples of this deposit type are Lagoa Real in Brazil, Zheltye Vody deposit in Ukraine and Valhalla in...of Th include Australia, USA, Turkey, India and Brazil, although most countries have not been diligent...Kazakhstan Russian Fed. South Africa Canada USA Brazil Namibia Niger Ukraine Jordan Uzbekistan India China...OF 2007. World Australia Canada Kazakhstan Niger Brazil South Africa Namibia USA Uzbekistan Russia | | | Book | potential deposits of SiO2 raw materials in Argentina, Brazil, Germany and Norway. The third part of the book...collaboration between scientists from Australia, Brazil, Canada, Germany, Norway, Switzerland and the USA...Color-Enhancing of Gemological Crystalline Quartz in Brazil . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . 6.3.3 Quartz Color-Enhancing in Brazil. . . . . . . . . . . . . . . . . . . . . . 139...Federal do Pernambuco (UFPE), Recife, PE 50740-530, Brazil Mario L. S. C. Chaves Departamento de Geologia | | | Report (issue) | requirements for uranium mining and milling in Brazil ..........174 K.M. Silva ISL MINING Smith Ranch...Germany sandstone containing rutile, monazite, zircon. Ore bodies have the shape of a lens and a flat...milling in Brazil K.M. Silva Brazilian Nuclear Energy Commission (CNEN), Rio de Janeiro, Brazil Abstract...regulation of uranium mining and milling facilities in Brazil, providing an understanding of the licensing process...Brazilian Nuclear Regulatory Body. 1. Introduction Brazil has the sixth largest geological uranium resource |
|