 | | 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) | | Journal of the Geological Survey of Brazil vol 5, nº 2, 117 - 143, August 2022 Geological characteristics...of the Serra do Navio Formation, Guiana Shield, Brazil, and its manganiferous ores: queluzite as a source...carbonate manganese ores Wilson Scarpelli Independent Consultant, Rua da Paz 119, Cotia-SP, Brazil, CEP:...Serra do Navio manganese deposit in the Amapá State, Eastern Guiana Shield, northernmost Brazil, had its reserves...clay, now graphitic, facies, host of lenses of manganese carbonates, now queluzites. The sequence was metamorphosed |  | | Journal (article/letter/editorial) | | tinsleyite in the archaeological site of Santana do Riacho, Brazil GERALDO MAGELA DA COSTA1,* AND RÚBIA RIBEIRO...Department, Universidade Federal de Ouro Preto, 35400, Ouro Preto, Minas Gerais, Brazil 2 Geology Department, Universidade...Universidade Federal de Ouro Preto, 35400, Ouro Preto, Minas Gerais, Brazil ABSTRACT A second occurrence...material was found in an archaeological site named Santana do Riacho, located about 90 km north of the city...city of Belo Horizonte in the state of Minas Gerais. According to Karfunkel et al. (1991) the stratigraphy |  | | Journal (article/letter/editorial) | | platinum from ouro preto-bearing mineralisation in Brazil Alexandre Raphael Cabral a,b,⁎, Bernd Lehmann a...that triggered two major gold rushes in Brazil (Minas Gerais and Serra Pelada). The auriferous mineralisations...mineralisations of Gongo Soco and Itabira, Minas Gerais, and Serra Pelada, Pará, have Pd–O-bearing, dark-coloured...Gongo Soco; Itabira; Serra Pelada; Brazil 1. Introduction Brazil had two major gold rushes. The first...rush brought the region that was then called ‘Minas Gerais’ to fame and inaugurated the Brazilian Gold |  | | Report (issue) | | Development of the Quadrilatero Ferrifero Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL PAPER 641-A...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the Agency for International...Development of the Quadrilatero Ferrifero Minas Gerais, Brazil By JOHN VAN N. DORR 2d REGIONAL GEOLOGY...GEOLOGY OF THE QUADRILATERO FERRIFERO, MINAS GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL PAPER 641-A...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the Agency for International |  | | Journal (article/letter/editorial) | | Maria da Glória da Silva a,b a Grupo de Metalogênese, Centro de Pesquisa em Geofísica e Geologia, Universidade...Universitário de Ondina, Sala 201-C, Salvador, 40170-290, Bahia, Brazil b Geological Survey of Brazil (CPRM)-Av...(CPRM)-Av. Pasteur, 404, Urca, Rio de Janeiro, 22290-240, Rio de Janeiro, Brazil Received 2 May 2004; accepted...equivalent units. A related subject has been discussed by De Wit et al. (1999), based on the interpretation of...(containing Amazonia, Congo, West Africa, and Rio de la Plata). A supercontinent named Columbia, which |  | | 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 |  | | Journal (issue) | | 0026-4628 'Continued on p. 415 Articles Diamonds in Brazil .................................................Moore Phosphate minerals from the Leveaniemi iron mine, Svappavaara, Sweden .............................Hollabaugh Laueite from Hagendorf-Siid andthe Palermo mine ................. 363 by L. C. Pitman New data...image of a crack hidden in the back (roof) of a mine adit (from A. P. Annan etal. (1988) Radar sounding...Instituto de Giociencias, UFRJ-CNPq Cidade Universitaria, Ilha do Fundao 21.910 Rio de Janeiro, Brazil Since |  | | Journal (issue) | | Sulfosalt Environment: The Mineralogy of the Julcani District, P e r u ....................................215...the CapelinhaMalacacheta Area (State of Minas Gerais, Brazil)................................................... 247 WULFENITE—from level 4 of the 79 mine, Gila County, Arizona. The specimen was collected...Selection of Superb Gem Minerals recently acquired in Brazil. Also the Finest Dark Blue-Green Amazonite Groups...their help, and their country, where a change in mine ownership has also response has been wonderful. |  | | Journal (issue) | | cobalt, nickel, copper, zinc, silver, gold, manganese and iron. In earlier days greenstone belts were...NE of the Sandawana mine, along the Mweza Range, which is named 'Machingwe' mine, after a nearby stream...The Machingwe Emerald mine The car journey from Masvingo to the Mashingwe mine takes about 3l/z hours...the serpentinites of the Zvishavana (Shabani) district. Thereafter, the journey has to be continued over...for the mine became 'Machingwe Syndicate No. No.22 Mine', but is better known under the name Mine: Machingwe |  | | Book | | On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298...Mountain, Alabama (by H. Harwood) 5:241-244 Iron-manganese phosphates of the Williams pegmatites, Coosa County...ALLEN, GEORGE B. --and W. Hunt: The Tonopah-Belmont mine, Maricopa County, Arizona 19:139-144 ALLGOOD, GENNE...Allgood, C. Williams: Ramsdellite from the Mistake mine [Arizona] 14:333-335 ALLGOOD, ROBERT W. -with G |  | | Journal (issue) | | University, Iaşi Anne-Sylvie Andre-Mayer, Université de Lorraine, Nancy, France Ferenc Molnar, Geological...from Três Marias Lake and its significance, Minas Gerais, Brazil ..........................................RODRIGUES, Anarelly Costa ALVARENGA, Ely Sandra Alves de OLIVEIRA Heavy metals and aluminum content inside...added with sewage sludge and heavy metal salts (Brazil) …………………………………………………….…. 43 Hernando BAGGIO,...disasters: the 2011 - 2012 events in Minas Gerais State - Brazil ……………... 47 Najla LASSOUED, Mohamed |  | | Journal (volume) | | Hematite Deposits—A Paleomagnetic Approach M. O. de Kock, D. A. D. Evans, J. Gutzmer, N. J. Beukes, and...Deposits in the Carajás Mineral Province, Pará 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 |  | | Conference Proceedings (Volume) | | Cover photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations started...Cornel E.J. de Ronde Alteration in the area of the Kristineberg VHMS deposit, Skellefte district, Sweden...A. Massive Zn-Cu-Pb deposits in the Røros ore district, Norway: setting and formation ................textures and new sulphur isotope data of the Cerro de Maimón VMS deposit ores, Dominican Republic ....... The Jörn granitoid complex, Skellefte mining district, Sweden: petrography, lithogeochemistry and emplacement |  | | Journal (issue) | | agate nodule showing alternate red and white bands (Brazil). Below: Agate pebbles from a river in Peru. Agate...have been discovered in the last hundred years in Brazil and Uruguay. Other plentiful deposits of agate...found in small quantities in Sri Lanka, Burma and Brazil. Alexandrite's unique colour-changing phenomenon...like this have been found in Sri Lanka, Burma and Brazil. There is no other natural gem that resembles alexandrite...at different angles. FILE ALEXANDRITE Group: Oxides Crystal System: Orthorhombic Habit: Normally flat |  | | Report (volume) | | Cienc., Anais-Academia Brasileira de Ciencias, Anais. Rio de Janeiro, Brazil. Acad. Imp. Sci. St.-Petersbourg...nac. cienc. Antonio Alzate, Mem.-Academia nacional de ciencias Antonio Alzate, Memorias. Mexico. Acad....Cienc. [C6rdoba, Argentina] Bol.-Academia Nacional de Ciencias Boletin. C6rdoba, Argentine Republic. Acad...mem.Academia Republicii Populare Romine, Sectiunea de Stiinte Geologice, Geografice 13i Biologice, Analele...Angola Servic;os Geologia e Minas Bol.-Angola Servic;os de Geologia e Minas Boletim. Luanda, Angola. Annalen |  | | Book | | editors Roland Oberhänsli, Potsdam, Germany Maarten J. de Wit, Port Elizabeth, South Africa François M. Roure...Paulo São Paulo Brazil Pedro Oyhantçabal Departamento de Geodinámica Interna Universidad de la República...Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires (IGEBA) CONICET-Universidad de Buenos...deposits in the Sierras v vi Preface Australes de Buenos Aires in Argentina and correlated them with...recognized similarities in the ‘old granites’ of Brazil and southern Africa. On the other hand, du Toit |  | | Book | | Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Trimble and Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals...slightly radioactive mixture of rutile and iron oxides, and they are associated with schorl, quartz and |  | | Book (edition) | | Salinas, Peru, H Variscite, xx 5 mm, Iturnbiara, Brazil, H Rhodocbrosite, polished, 50 mm, Capillitas,... China, H Page 1: MuscO\ite. 45 mm, Linopolis, Brazil, H Page 2: Vivianite, I 00 mm, Huanzala, Bolivia...Brazilianite, 35 mm, Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed...etc., sulfides and similar compounds, halides, oxides and similar compounds, oxidic compounds with complex..."Dana's System of Mineralogy•· ( 1944, I 951, 1962). de Fourestier (1999) and Strunz and Nickel (2001). Mi11eral |  | | Book | | and diamond clip, mounted by Cartier, Paris, 1940, de¬ signed as a flamingo in characteristic pose. From...alumina (A1203), lime (CaO), magnesia (MgO) and iron oxides (FeO and Fe203). As the magma begins to crystallize...stone came from — some¬ times down to the actual mine. Today it is commonplace to see in sale catalogues...indicating a carbonaceous material. Emeralds from Brazil are usually full of thin liquid films and there...goshenite (colourless beryl) from Brazil and in the same crystal a manganese apatite and phlogopite crystals | | | Book | | alumina (A~03)' lime (CaO), magnesia (MgO) and iron oxides (FeO and Fe2 0 3). As the magma begins to crystallize...the stone came from - sometimes down to the actual mine. Today it is commonplace to see in sale catalogues...indicating a carbonaceous material. Emeralds from Brazil are usually full of thin liquid films and there...goshenite (colourless beryl) from Brazil and in the same crystal a manganese apatite and phlogopite crystals...which most gemstones are formed include silicates, oxides and carbonates. In silicates, silicon combines |  | | Book (edition) | | and we might say that iron can substitute for manganese in any amount in the rhodochrosite structure....structure results in yellow or blue coloration, while manganese produces a pink color. Many minerals may have...common carbonate in ore deposits. The element manganese may substitute for iron in the siderite structure...replaced by manganese, the mineral is termed a “highly manganiferous siderite.” But if the manganese content...soils resulting from the weathering discovered in Brazil. Usually, however, a new mineral is recognized |  | | Book (edition) | | results in yellow or blue coloration, whereas manganese produces a pink color. Many minerals impurities...The element manganese may substi- amount. If 49 percent of the iron is replaced by manganese, the mineral...termed a highly manganiferous siderite. If the manganese content exceeds the iron content, the mineral...and we might say that iron can substitute for manganese in any amount in tute for iron in the siderite... it of mineral species to the discovered in Brazil. Usually, however, a recognized only with great | | | Book (edition) | | structure results in yellow or blue coloration, while manganese produces a pink color. Many minerals may have...common carbonate in ore deposits. The element manganese may substitute for iron in the siderite structure...replaced by manganese, the mineral is termed a "highly manganiferous siderite." But if the manganese content...and we might say that iron can substitute for manganese in any amount in the rhodochrosite structure....from the weathering of such rocks. discovered in Brazil. Usually, however, a new mineral is recognized |  | | Report (issue) | | Revionalidrainase garter. sitter tottocete stool or larsloks, de ete ey eee Interiondrainage.of the, Solitario GOMEe...&oys,:2 ae eel ,000, ee ee.szeo' >SIO 10,5;0 re Santana (Tift Ges 2 sf. cyevayatate dey nia erepaereyclesc...58 59 59 Se) 59 Prospect--4— Lead szinc, and manganese s:er nse sae se eset Prospects, E-5, 6,./=Manganesc™...Sellards and others (1931) and Sellards (1932, 1933) de- Season or Habitat Fresno Canyon in spring Common...Thompson (1959) described the Terlingua quicksilver district, which adjoins the Solitario to the southeast |
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