 | Oliveira, Lucilia Aparecida Ramos de, Rios, Francisco Javier, RosiĂšre, Carlos Alberto, WĂ€lle, Markus, Ortelli, Melissa, Kouzmanov, Kalin (2017) Nature and evolution of fluids associated with specularite-bearing Fe and Au-PGE (Jacutinga) mineralization during the Brasiliano orogeny in the eastern SĂŁo Francisco Craton, Minas Gerais, Brazil. Ore Geology Reviews, 86. 130-153 doi:10.1016/j.oregeorev.2017.02.017 | Journal (article/letter/editorial) | | eastern SĂŁo Francisco Craton, Minas Gerais, Brazil Lucilia Aparecida Ramos de Oliveira a,â, Francisco Javier...Instituto de GeociĂȘncias (IGC), Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, Minas Gerais...Gerais 31270-901, Brazil Centro de Desenvolvimento da Tecnologia Nuclear, CDTN, 31270-901 Belo Horizonte,... MG, Brazil c Institute of Geochemistry and Petrology (IGP), ETH Zurich, Clausiusstrasse 25, CH-8092...associated with anatectic pegmatites from Santa Maria de Itabira. The high salinity of these brines (23.2â25 |  | | Journal (article/letter/editorial) | | QuadrilĂĄtero FerrĂfero of Minas Gerais, Brazil: petrographic evidence from the Gongo Soco iron ore deposit A...high-grade soft hematite ore from Gongo Soco, Minas Gerais, Brazil, consists of laminae of platy hematite...goethitic alteration and pervasive hematitisation. Pyrolusite and a MnâBa oxide, possibly 1 romanĂšchite,...Rua Coelho Neto 32/apt 704, 22231-110 Rio de JaneiroâRJ, Brazil. Orlando Garcia Rocha Filho (orlando.rocha@cvrd...is with Mina do Gongo Soco s/n, caixa postal 22, 35970-000 BarĂŁo de CocaisâMG, Brazil. Richard David Jones |  | | Report (issue) | | and Mineral Resources of the Barao de Cocais Area Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL PAPER...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the Agency for International...and Mineral Resources of the Barao de Cocais Area Minas Gerais, Brazil By GEORGE C. SIMMONS GEOLOGY AND...AND MINERAL RESOURCES OF PARTS OF MINAS GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-H Prepared...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the Agency for International |  | Cabral, A. R., Lehmann, B., Sattler, C. D., Pires, F. R. M., Kaneko, K. (2002) HgâTl-bearing manganese oxide from Conta HistĂłria manganese deposit, QuadrilĂĄtero Ferrifero, Minas Gerais, Brazil. Applied Earth Science, 111 (2) 123-127 doi:10.1179/aes.2002.111.2.123 | Journal (article/letter/editorial) | | manganese deposit, QuadrilĂĄtero Ferrifero, Minas Gerais, Brazil occur in the Palaeoproterozoic Itabira...FerrĂfero, the world-class iron district of Minas Gerais, Brazil, numerous manganese oxide deposits Table...Itabira Iron Formation is the middle unit of the Minas Supergroup, which includes the Caraça Group, the...(dashed lines)37 in QuadrilĂĄtero FerrĂfero of Minas Gerais basal clastic unit, and the Piracicaba Group...subordinate itabirite and dolomitic phyllite. The Minas Supergroup rests unconformably on the Archaean Rio |  | Galbiatti, H.F., Fonseca, M.A., Pereira, M.C., PolĂŽnia, J.C. (2007) Structural control of AuâPd mineralization (Jacutinga): An example from the CauĂȘ Mine, QuadrilĂĄtero FerrĂfero, Brazil. Ore Geology Reviews, 32 (3) 614-628 doi:10.1016/j.oregeorev.2005.03.020 | Journal (article/letter/editorial) | | (Jacutinga): An example from the CauĂȘ Mine, QuadrilĂĄtero FerrĂfero, Brazil H.F. Galbiatti a,â, M.A. Fonseca...Rio Doce, Minas de Itabira, Serra do Esmeril S/N, Mina CauĂȘ, 35900-900 Itabira, MG, Brazil b Departamento...Departamento de Geologia, Universidade Federal de Ouro Preto. 35.400-000, Ouro Preto, MG, Brazil Received 1...northeastern part of QuadrilatĂ©ro FerrĂfero, Minas Gerais. Structural analysis reveals two important features...Keywords: Gold; Jacutinga; QuadrilĂĄtero FerrĂfero; Brazil 1. Introduction Ancient miners referred to a shiny |  | Cabral, A. R., Lehmann, B., Kwitko, R., Costa, C. H. C. (2002) The Serra Pelada Au-Pd-Pt deposit, Carajas mineral province, northern Brazil: reconnaissance mineralogy and chemistry of very high grade palladian gold mineralization. Economic Geology, 97 (5) 1127-1138 doi:10.2113/gsecongeo.97.5.1127 | Journal (article/letter/editorial) | | Au-Pd-Pt DEPOSIT, CARAJĂS MINERAL PROVINCE, NORTHERN BRAZIL: RECONNAISSANCE MINERALOGY AND CHEMISTRY OF VERY... KWITKO, Companhia Vale do Rio DoceâCVRD, Centro de Desenvolvimento Mineral, Rodovia BR 262/ km 296,...Santa Luzia-MG, Brazil AND C.H. CRAVO COSTA Companhia Vale do Rio DoceâCVRD, Diretoria de Metais Nobres...51, Serra dos CarajĂĄs, 68516-000 Parauabepas-PA, Brazil Abstract A historic drill core from the Serra...palladium and platinum by fire assay at Nomos, Rio de Janeiro (CVRD, internal files). The upper 40 m of |  | | Book | | CENTRO DE ESTUDOS E - Chairman : Luiz Vergara Vice-chairman : Arno Konder Se cre t a ry: Nelson...Nelson De Vicenzi âą Tre a-s u r e r s : Alberto de Andrade Oueiroz I Mauricio Wellisch Editorial committee...Leao Research committee Jose de Oueiroz Lima Amerine W anick Aurino de Moraes Technical adviser Nelson...PRESIDENTE WILSON, 231 - RIO DE JANEIRO MINES AND MINERALS IN BRAZIL --= ··--· ··- ·-·=- MINES...MINERALS IN BRAZIL J OSIAS LEAO (ECONOMIC DIVISION - MINISTRY OF FOREIGN AFFAIRS) CENTRO DE ESTUDOS ECONOMICOS |  | | Report (issue) | | the Departmento National da Produ^ao Mineral of Brazil under the auspices of the Agency for International...Ferrifero, Minas Gerais, Brazil By NORMAN HERZ REGIONAL GEOLOGY OF THE QUADRILATERO FERRIFERO, MINAS GERAIS...GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL Prepared in cooperation with the Departmento Nacional da Produqao...Produqao Mineral of Brazil under the auspices of the Agency for International Development of the United...Ferrifero, Minas Gerais, Brazil. (Regional geology of the Quadrilatero Ferrifero, Minas Gerais, Brazil) (Geological |  | Ribeiro, Diniz, Moraes, Israel, Kwitko-Ribeiro, Rogerio, Braga, Deivid, Spier, Carlos, Santos, Pedro (2020) From Fresh Itabirites and Carbonates to Weathered Iron Ore: Mineral Composition, Density and Porosity of Different Fresh and Altered Rocks from the QuadrilĂĄtero FerrĂfero, Brazil. Minerals, 11 (1) 29 doi:10.3390/min11010029 | Journal (article/letter/editorial) | | Altered Rocks from the QuadrilĂĄtero FerrĂfero, Brazil Diniz Ribeiro 1, *, Israel Moraes 1 , Rogerio Kwitko-Ribeiro...Altered Rocks from the QuadrilĂĄtero FerrĂfero, Brazil. Minerals 2021, 11, 29. https://doi.org/10.3390/...Resource Management, EscritĂłrio de Ăguas Claras, Nova Lima, MG 34.006-200, Brazil; israel.moraes@vale.com (I...Technology, Centro de Desenvolvimento Mineral, Santa Luzia, MG 33.040-900, Brazil; rogerio.kwitko@vale...Independent Consultant, Itabira, MG 35.900-360, Brazil; pedroapoloniodossantos@gmail.com Correspondence: |  | Spier, Carlos Alberto, de Oliveira, Sonia Maria Barros, RosiĂšre, Carlos Alberto, Ardisson, JosĂ© Domingos (2008) Mineralogy and trace-element geochemistry of the high-grade iron ores of the Ăguas Claras Mine and comparison with the CapĂŁo Xavier and TamanduĂĄ iron ore deposits, QuadrilĂĄtero FerrĂfero, Brazil. Mineralium Deposita, 43 (2) 229-254 doi:10.1007/s00126-007-0157-z | Journal (article/letter/editorial) | | of the high-grade iron ores of the Ăguas Claras Mine and comparison with the CapĂŁo Xavier and TamanduĂĄ...QuadrilĂĄtero FerrĂfero, Brazil Carlos Alberto Spier & Sonia Maria Barros de Oliveira & Carlos Alberto...QuadrilĂĄtero FerrĂfero (QF), southeastern region of Brazil, where metamorphosed and heterogeneously deformed... Unlike other mines in the QF, the Ăguas Claras Mine contained mainly high-grade ores hosted within dolomitic...distinct types of high-grade ore occurred at the mine: soft and hard. The soft ore was the Editorial |  | | Journal (article/letter/editorial) | | the Pau Branco Deposit, QuadrilĂĄtero FerrĂfero, Brazilâ Implications for Fluid-Rock Interaction During...4 Center de GeociĂȘncias, Universidade de Brasilia, Distrito Federal, 70910-900, Brazil de GeociĂȘncias...Universidade Federal de Minas Gerais, Belo Horizonte, Minas Gerais 31270-901, Brazil for Exploration Targeting...Branco iron ore deposit, QuadrilĂĄtero FerrĂfero, Brazil. The phyllite and iron ore of Pau Branco extend...part of the QuadrilĂĄtero FerrĂfero. The open-pit mine started in 1981 and has an annual production of |  | | Book | | BARTORELLI ::âą . . .. 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 (volume) | | Hematite DepositsâA Paleomagnetic Approach M. O. de Kock, D. A. D. Evans, J. Gutzmer, N. J. Beukes, and...Deposits in the CarajĂĄs Mineral Province, ParĂĄ State, Brazil Rosaline Figueiredo e Silva, Lydia Maria Lobato...Marius Strydom 317 Chapter 13: Genesis of the Pic de Fon Iron Oxide Deposit, Simandou Range, Republic...educated Dutch geologist and permanent resident of Brazil with an M.Sc. degree in metamorphic geology, under...worked widely in Brazil and shield South America, mainly on exploration geology for De Beers Consolidated |  | | Journal (article/letter/editorial) | | Psilomelane Pumpellyite Pyrargyrite Pyrite Pyrochlore Pyrolusite Pyromorphite Pyrophyllite Pyroxmangite Pyrrhotite...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mineâ. This includes the imperative âif you look for a mine look for smelting...gold-bearing quartz veins in the southern Para State, Brazil (Angelica et al., 1997). Chromium muscovite named...conglomerate-hosted U deposits of the Randtype at Jacobina, Brazil (pers. com. P. Laznicka). Chromium-bearing garnet | | | Journal (article/letter/editorial) | | Psilomelane Pumpellyite Pyrargyrite Pyrite Pyrochlore Pyrolusite Pyromorphite Pyrophyllite Pyroxmangite Pyrrhotite...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mineâ. This includes the imperative âif you look for a mine look for smelting...gold-bearing quartz veins in the southern Para State, Brazil (Angelica et al., 1997). Chromium muscovite named...conglomerate-hosted U deposits of the Randtype at Jacobina, Brazil (pers. com. P. Laznicka). Chromium-bearing garnet |  | | Book | | Humphries. 2. NATIVE COPPER. From Penibrol,e Mine, St. A.1.istell, Cornwall. Presented by R. Taylor...aylor, F.G.S. Presented by the late Sir I-Ienry De la Beebe, C.B., Director of the Museum. · 27. From...at Mu'llion, Liza,rd District, Corn- St. George Mine, Perran Porth, Cornwall. Presented by H. IIumphries...Cornwall. NATIVE COPPER, dendritic. Pe'IJibroke Mine, ,_~t. Austell, Cornwall. 19. NATIVE COPPER, cr3rsta...22. thi11 sheets. NATIVE CorPER, in Pembroke Mine, near St. Austell, Cornwall. Presented by Captains |  | | Book (edition) | | AUTHOR OF ââA MANUAL ELI 7E OF METALLURGY,â DE M. INST. LâECOLE âf THE MINING SECOND REWRITTEN...SILVER COPPER Mercury TIN SOUTH AMERICA . BRAZIL GoLmp OrHER . METALS Cyalibal Gop SILVER . CoPpPER...Penney : 11.âProfile section across âLast Chanceâ. Mine, Utah 12.âSection of Argentiferous Sandstone bed...with bedling 16.â17.â Âą Opening of fissures ; after De la Beche os 19.âHorse, or rider 20.âDiverging veins...mrenlenetont 22,âVein displaced by a cross-course it de eh BEA 23.â Veins, dipping towards one another | | | Book | | the floor of the principal room is devoted to the mine rals, and to their application in the arts. In...associated with quartz. From the Great St. George Mine, Perran Perth, Cornwall. Presented by H. Humphries...PrseniÂșriy Mr. Graham. 2. NATIVE COPPER. From Pembroke Mine, St. Austell, Presented by R. Taylor, F.G.S. Presented...lized. Cornwall. Presented by the late Sir Henry De la 11. NATIVE Copper, crystal Beche, C.B., Director...Copper, mingled with quartz. inter St. George Mine, Perran Porth, 12. NATIVE Copper, crystal lized |  | | Report (issue) | | Summary by countries. ________________-_-_----Brazil--.-.---.. -__---._------------------CENTO _ -_...of 8 to 10 sq mi in the vicinity of the King Tut mine. The gold content of these arroyo gravels is highly...The COLORADO prospect and the Karla Kay uranium mine, 2 miles west-northwest, appear to lie on the same...and T. J. Armbrustmacher show that the open-pit mine at Gold Acres, Lander County (loc. 4) ? liÂź8 in...mapping by A. S. Eadtke in and around the Carlin gold mine in Eureka County (loc. 8) , shows that the gold |  | | Journal (volume) | | 6. Ground Plan showing the Heave of aa Lode at a Mine near Freiberg .. 7. Transverse Section showing rise...ARGUS, A New Californian Paper called Low , 17. BRAZIL, On the Discovery of Coal in , by M. J. Plant,...System of Working, 146 . On the Discovery of, in Brazil, by M. J. Plant, 148. COAL TRADE REVIEW, The American...ORES, Treatment of, in Car COM EAST WHEAL VOR MINE, 287. ELECTRICITY, Blasting by, 224. niola , 214...Sulphates, proposed by Mr. Monnier, 281 . COPPER MINE, The most successful in Europe, 340. COPPER ORE |  | | Journal (volume) | | is notorious that at times the black-tin from one mine has fetched considerably more at one house than...froms amples supplied from the mine. We cannot believe that the Cornish mine agents are incapable of sampling...lodes that yield this ore are very numerous in the de partments of the Var and the Bouches-du - Rhone,...buildings and plant are necessary to render the mine productive." But the value of these buildings and...buildings, engines,and plant necessary to make the mine productive, gives no enhanced value to the coal |  | | Book | | diagrams, selected from Beudant's Cours Elementaire de Geologic," and the mineralogical part of Regnault's...Characteristics of minerals. Meaning of structure in mine- ralogy. 245. Number of original forms limited...massive minerals. 304. State of aggregation of mine- rals. 305. 306. 307. 308. 309. 310. 311. 312...Australia and New Zealand. 716. Remains of man in recent de- Quantity of 687. Sea urchins and sea eggs. 688...of India. Cavern deposits of Europe. Caverns of Brazil. Mammaliferous crag of Norwich. Fossil vertebrata |  | | Book (edition) | | Norman, Jack Garvin, Frank Chambers, Antiquariaat Theo de Boer, William Patrick Watson, A. Asher & Co. B.V...then the Catalogue GeÌneÌral des Livres ImprimeÌs de la Bibliothque Nationale (BLC and CBN respectively...Science. Bulletin de la SocieÌteÌ Française de MineÌralogie et de Crystallographie. Bulletin de la SocieÌteÌ...SocieÌteÌ GeÌologique de France. Bulletin of the British Museum (Natural History). Historical Series. Bulletin...Science Society. Journal Asiatique. Journal de Physique, de Chemie et dâHistoire Naturelle. Journal des | | | Book (edition) | | Norman, Jack Garvin, Frank Chambers, Antiquariaat Theo de Boer, William Patrick Watson, A. Asher & Co. B.V...then the Catalogue GeÌneÌral des Livres ImprimeÌs de la Bibliothque Nationale (BLC and CBN respectively...Science. Bulletin de la SocieÌteÌ Française de MineÌralogie et de Crystallographie. Bulletin de la SocieÌteÌ...SocieÌteÌ GeÌologique de France. Bulletin of the British Museum (Natural History). Historical Series. Bulletin...Science Society. Journal Asiatique. Journal de Physique, de Chemie et dâHistoire Naturelle. Journal des |  | | Book | | explorations and detailed personal examinations of every mine throughout the vast range of our mineral regions...from the fact purchase, sale or working of every mine in the country. that such an investigation would...accuracy. Every miner naturally desires that his mine should be. carefully examined and reported upon...ttco'ijapecious.tnetals. alike. The superintendent of a mine often furnishes information which when submitted... Unlike agriculture, there is but one crop in a mine. As the work progresses the stock of mineral is |
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