| Andrade, M. B., Atencio, D., Filho, L. A. D. M., Ellena, J. (2011) TThe structure of a microlite-group mineral with a formula near NaCaTa2O6F from the Morro Rendondo Mine, Coronel Murta, Minas Gerais. The Canadian Mineralogist, 49 (2) 615-621 doi:10.3749/canmin.49.2.615 | Journal (article/letter/editorial) | NEAR NaCaTa2O6F FROM THE MORRO REDONDO MINE, CORONEL MURTA, MINAS GERAIS, BRAZIL Marcelo B. ANDRADE§ Instituto...Trab. São-carlense 400, 13560-970 São Carlos, SP, Brazil Daniel ATENCIO Instituto de Geociências, Universidade...SP, Brazil Luiz A.D. MENEZES FILHO Instituto de Geociências, Universidade Federal de Minas Gerais, Avenida...Antônio Carlos, 6627, 31270-901 Belo Horizonte, MG, Brazil Javier ELLENA Instituto de Física de São Carlos...Trab. São-carlense 400, 13560-970 São Carlos, SP, Brazil Abstract We present electron-microprobe and single-crystal | | | Journal (issue) | (a variety of zoisite), 9 cm, from the Merelani mine, located on the slopes of the Lelatema Mountains...La Marina mine, Colombia. Top right: Topaz, 8.4 cm, from Ouro Preto, Minas Gerais, Brazil. Lower left:...left: Phosphophyllite, 2 cm, from the Unificada mine, Potosi, Bolivia. Bottom right: Grossular, 3.5 cm,...Andrea Bartorelli: Minerals and Precious Stones of Brazil. Other important references (if any) for individual...cm, from the Alto da Cabeca mine, Parelhas, Rio Grande do Norte, Brazil. Will Johnson collection (I had | | Bermanec, V., Horvat, M., Zigovecki GOBAC, Z., Zebec, V., Scholz, R., Skoda, R., Wegner, R., Brito Barreto, S. d., Dodony, I. (2012) Pseudomorphs of Low Microcline After Adularia Fourlings from the Alto Da Cabeca (Boqueirao) and Morro Redondo Pegmatites, Brazil. The Canadian Mineralogist, 50 (4) 975-987 doi:10.3749/canmin.50.4.975 | Journal (article/letter/editorial) | THE ALTO DA CABEÇA (BOQUEIRÃO) AND MORRO REDONDO PEGMATITES, BRAZIL Vladimir BERMANEC§ Institute of Mineralogy...University of Ouro Preto, Campus do Morro do Cruzeiro, Ouro Preto, MG, Brazil Radek ŠKODA Institute of Geological...882 – Bodocongó, Campina Grande, PB, 58109.970 Brazil Sandra de BRITO BARRETO Department of Geology...Acad. Hélio Ramos s.n., 54740-530, Recife, PE, Brazil István DÓDONY Eötvös Loránd University, Department...(sample BQ) and the Morro Redondo, Minas Gerais (sample MR) pegmatites in Brazil have a typical adularia | | Andrade, M. B., Atencio, D., Persiano, A. I. C., Ellena, J. (2013) Fluorcalciomicrolite, (Ca,Na,☐)2Ta2O6F, a new microlite-group mineral from Volta Grande pegmatite, Nazareno, Minas Gerais, Brazil. Mineralogical Magazine, 77 (7) 2989-2996 doi:10.1180/minmag.2013.077.7.08 | Journal (article/letter/editorial) | mineral from Volta Grande pegmatite, Nazareno, Minas Gerais, Brazil M. B. ANDRADE1, D. ATENCIO2,*, A. I. C....São Paulo, SP, Brazil Departamento de Fı́sica, Universidade Federal de Minas Gerais, Av. Presidente...Antonio Carlos, 6627, 30123-970, Belo Horizonte, MG, Brazil Departamento de Fı́sica e Informática, Instituto...Paulo, Caixa Postal 369, 13560-970 São Carlos, SP, Brazil [Received 29 May 2013; Accepted 8 September 2013;... Nazareno, Minas Gerais, Brazil. Associated minerals include: microcline, albite, quartz, muscovite, | | | Journal (article/letter/editorial) | The EBPP is situated mainly in the State of Minas Gerais, but encompasses also parts of the States of...Universidade Federal de Minas Gerais, Av. AntoÃnio Carlos 6277, 31 000 Belo Horizonte MG, Brazil the context of...Argentina, (2) the north-eastern or Borborema in Brazil, and (3) the Eastern Brazilian. A description of...pegmatites of the north-eastern Pegmatite Province of Brazil and their geochemistry have been studied by Beurlen...Province (EBPP) is situated mainly in the State of Minas Gerais but also encompasses the southern part of the | | | Journal (issue) | crystal, 75 mm long, from the Cruzeiro mine, Minas Gérais, Brazil. See 'The location, geology and mineralogy...mineralogy of gem tourmalines in Brazil' on pp. 263-98 ISSN: 1355-4565 262 J. G e m m , 1996, 25, 4 ...location, geology and mineralogy of gem tourmalines in Brazil Jacques P. Cassedanne, Dr. Sc. *, and Maurice Roditi...inner parts of the pegmatites, on each side of a quartz core or concentrated in pockets, which are variable...variably perthitized, albite, muscovite and milky quartz with some lepidolite, schorl and locally huge tabular | | | Journal (issue) | 3 FEATURE ARTICLES Gem Pegmatites of Minas Gerais, Brazil: The Tourmalines of the Araquai Districts...tourlnaline thon anywhere else in the world-Minos Gerais, Brazil; the other with (I new locality for red tourmaline-Zcrmbia...bicolored tounnaline (12.90 ct), all from the Himalaya mine (California). Thestones were faceted by PalaInteri~ntional...thousand miles south, to the "Gem Pegmatites of Minas Gerais." THe first in a series (which Cdntinues in...his extensive travels in the mining regions of Brazil. Mr. Proctor received an M.S. in molecular biology | | | 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 | | De Oliveira, Ester Figueiredo, Castañeda, Cristiane, Eeckhout, Sigrid Griet, Gilmar, Messias Menezes, Kwitko, Rogério Ribeiro, De Grave, Eddy, Botelho, Nilson Francisquini (2002) Infrared and Mössbauer study of Brazilian tourmalines from different geological environments. American Mineralogist, 87 (8) 1154-1163 doi:10.2138/am-2002-8-914 | Journal (article/letter/editorial) | N. CP 941 CEP 30123-970, Belo Horizonte, Minas Gerais, Brazil 2 Instituto de Geociências, Universidade...3173 CEP 30140-970, Brasília, Distrito Federal, Brazil 3 Department of Subatomic and Radiation Physics...de Ouro Preto, CEP 35400-000 Ouro Preto, Minas Gerais, Brazil 5 Companhia Vale do Rio Doce, CVRD, BR 262-Km...P.O. Box 09 CEP 33010-970, Santa Luzia, Minas Gerais, Brazil ABSTRACT Infrared (IR) spectra in the OH...and hydrothermal deposits in the state of Minas Gerais, Brazil. In the magmatic environment, samples of | | | Journal (article/letter/editorial) | Gems and Precious Stones, some mineral groups (quartz varieties, agates, calcites, zeolites), Minerals...skeletons, shells; in the second one, quartz crystals, quartzite and quartz sand are placed at one side and...crystals of linarite (up to 6 or 7 mm) from Blancher Mine, New Mexico, USA; wulfenite tabular crystals (up...translucent crystals of calcite and fluorite from Elmwood Mine, Tennessee, USA (Fig 7) is amazingly beautiful....across) in quartz (Caribib, Namibia) and the partly fibrous pink elbaite with lepidolite and quartz (Pederneira | | | Report (volume) | workshop held December 1-10,1986, in Belo Horizonte, Brazil, was hosted by the Institute Brasileiro de Mineragao...photograph at Quintas, Mineragao Morro Velho Club, Nova Lima, Brazil December 4,1986 1. 2. 3. 4. 5. ...Quadrilatero Ferrffero, Minas Gerais, Brazil Workshop: Belo Horizonte, Brazil, December 1-10,1986 Sponsors:...Data Gold deposits related to greenstone belts in Brazil Deposit modeling workshop; Part A Excursions /...deposits related to greenstone belts in Brazil, Belo Horizonte, Brazil, 1986, by Charles H. Thorman and Eduardo | | | Report (issue) | EXCURSION FROM BELO HORIZONTE TO OURO PRETO MINAS GERAIS, BRAZIL REGIONAL STRATIGRAPHY AND TECTONICS OF THE...DAS VELHAS GREENSTONE BELT AND THE PROTEROZOIC MINAS SUPERGROUP AS BACKGROUND FOR GOLD METALLOGENESIS...Geoci&ncias Universidade Federal de Minas Gerais Belo Horizonte, Brazil 2U.S. Geological Survey Denver,...bauxite prospect pit at Morro do Cruzeiro, Ouro Preto, Minas Gerais, Brazil. 14 INTRODUCTION This...reporting on a workshop held in Belo Horizonte, Brazil, from December 1-10, 1986. The workshop was sponsored | | Dias, L. N., Pinheiro, M. V. B., Moreira, R. L., Krambrock, K., Guedes, K. J., Filho, L. A. D. M., Karfunkel, J., Schnellrath, J., Scholz, R. (2011) Spectroscopic characterization of transition metal impurities in natural montebrasite/amblygonite. American Mineralogist, 96 (1) 42-52 doi:10.2138/am.2011.3551 | Journal (article/letter/editorial) | aND r. schoLz5 2 1 Universidade Federal de Minas Gerais (UFMG), Departamento de Física, ICEx, CP 702...702, 30.123-970 Belo Horizonte, MG, Brazil Universidade Federal dos Vales de Jequitinhonha e Mucuri (UFVJM)...39.100-000 Diamantina, MG, Brazil 3 Universidade Federal de Minas Gerais (UFMG), Departamento de Geologia...Geologia, IGC, 31.270-901 Belo Horizonte, MG, Brazil 4 Centro de Tecnologia Mineral (CETEM), Ilha da Cidade...Janeiro, RJ, Brazil 5 Universidade Federal de Ouro Preto, Departamento de Geologia, Escola de Minas, 35400-000 | | | Journal (article/letter/editorial) | that Keith wandered around the neighboring gold mine dumps and developed an interest in minerals. He...MINERALS collection of local minerals, particularly quartz, pyrite, and galena. In fact, Keith still owns...found in 1967 in the Pioneira mine, Teofilo Otoni, Minas Gerais, Brazil. Downloaded by [Stockholm University...from the Barra de Salinas mine, Aracuai-Itinga district, Minas Gerais, Brazil. Although the owner did not...specializing in colored gemstones. Keith's travels in Brazil in search of gems and crystal specimens have added | | | Report (issue) | crystal weighed 455 kilograms. 2m: The Queen Anne mine in Zimbabwe has produced crystals up to 2 meters...from some pegmatites. This specimen, from Minas Gerais, Brazil, is housed in the Deutsches Edelstein Museum...crystals are found in soils and stream gravels in Brazil. On the other hand, at high temperatures and pressures...phosphate type pegmatites, beryl is associated with quartz, microcline, albite, muscovite, biotite, ferrocolumbite...Alpine and hydrothermal veins, it is found with quartz and feldspar. In topaz rhyolites where red beryl | | | Catalog/List | ‘normal’ habit, often in conjunction with euhedral Quartz crystals. The potential for new discoveries and...sideways as well as up. This form is sometimes seen in Quartz, but very rarely in Tourmaline. The rough exterior...and is accompanied by a partially euhedral Smoky Quartz crystal. The Phenakite, measuring 0.9 inches (2...first offered for sale. 73007 TOURMALINE Minh Tien Mine, Luc Yen, Yenbai Province, Vietnam A classic Vietnamese...online, visit HA.com/6150 73008 ELBAITE Minh Tien Mine, Luc Yen, Yenbai Province, Vietnam This unusual | | | Journal (issue) | twins from Schlaggenwald in Bohemia, a large smoky quartz crystal from the Tyrolean Zillertal and a large...Schumacher Graphite (35 x 32 cm) of the Alibert Mine, Botogol Mt. in Siberia, rough materiaL two pencils...Haidinger in 1859 1842 in the Tsarevo-Alexandrovskaya mine near Tashkurganka River, Miass, Urals. The original...totally clear topaz crystal, grown on a group ofsmoky quartz and cleavelandite from Alabashka pegmatite field...clear topaz crystal is grown on a group of smoky quartz and cleavelandite, with original label. Photo: | | | Book (volume) | Veracruz, Mexico, 49 La Sopressa Mine, Amatitlan, Guerrero, Mexico, 57 (on Quartz with Prehnite) Goboboseb Mts...Auburn, Maine, 40 (with Ferberite, Quartz & Siderite) Tasna Mine, Atocha-Quechisla Dist., Potosi Dept...(& Malachite) Morenci Mine, Greenlee Co., Arizona, 39 Barite Sidi Lahcen Mine, Djebel Ouichane, Nador...23 (with Malachite on Chrysocolla) Mashamba West Mine, Kolwezi Dist., Democratic Rep. of the Congo, 39...Heliodor) Calcite (Manganocalcite on Calcite & Quartz) Fongjiashan, Daye, Hubei Prov., China, 19 (Manganocalcite | | Vial, D.S., Duarte, B.P., Fuzikawa, K., Vieira, M.B.H. (2007) An epigenetic origin for the Passagem de Mariana gold deposit, Quadrilátero Ferrífero, Minas Gerais, Brazil. Ore Geology Reviews, 32 (3) 596-613 doi:10.1016/j.oregeorev.2005.03.017 | Journal (article/letter/editorial) | Mariana gold deposit, Quadrilátero Ferrífero, Minas Gerais, Brazil D.S. Vial a,⁎, B.P. Duarte b , K. Fuzikawa...Vale do Rio Doce, BR381, Km 459, Santa Luzia, MG, Brazil Faculdade de Geologia da Universidade do Estado...Francisco Xavier, 524, Maracanã, Rio de Janeiro, RJ, Brazil c CDTN-Centro de Desenvolvimento da Tecnologia...Horizonte, MG, Brazil d Companhia Vale do Rio Doce, BR262, Km 296, Santa Luzia, MG, Brazil b Received...14 February 2007 Abstract The gold–tourmaline quartz–vein deposit of Passagem de Mariana, in the southeastern | | Brotzu, P., Gomes, C.B., Melluso, L., Morbidelli, L., Morra, V., Ruberti, E. (1997) Petrogenesis of coexisting SiO2-undersaturated to SiO2-oversaturated felsic igneous rocks: The alkaline complex of Itatiaia, southeastern Brazil. Lithos, 40 (2) 133-156 doi:10.1016/s0024-4937(97)00007-8 | Journal (article/letter/editorial) | The alkaline complex of Itatiaia, southeastern Brazil P. Brotzu a, C.B. Gomes b, L. Melluso a3*, L. Morbidelli...Geocihbas, Universidade de Skio Paula, Siio Paula, Brazil ’ Dipam’mento di Scienze della Terra, Universith...throughout and with presence of both nepheline- and quartz-rich varieties. Dykes with phonolitic or trachytic...Elsevier Science B.V. Keywords: Nepheline syenites; Quartz syenites; Granites, Crustal contamination; 1....Cretaceous-Tertiary alkaline province of southeastern Brazil, that is distributed around and * Corresponding | | | Journal (article/letter/editorial) | dlondon@ou.edu Part 4 Reading Pegmatites What QUARTZ and FELDSPARS Say T his is the fourth of several...environment in which they form. The series continues with quartz and the feldspars. Dr. David London is a Stubbman-Drace...in composition. By definition, that means that quartz and feldspars (including the plagioclase and the...percent of the rock. In the common pegmatites, quartz and feldspars constitute nearly 100 percent of...mineral species documented), consists of 33 percent quartz, 29 percent sodic plagioclase, and 20 percent K-feldspar | | | 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) | PERALKALINE GRANITES FROM THE MORRO REDONDO COMPLEX, GRACIOSA PROVINCE, SOUTHERN BRAZIL: OCCURRENCE AND COMPOSITIONAL...Universidade de São Paulo, São Paulo SP 05508-080, Brazil Antonio SIMONETTI Department of Civil Engineering...peralkaline granites from the Morro Redondo Complex, Graciosa Province (Southern Brazil). Nacareniobsite-(Ce)...analysis, peralkaline granites, Morro Redondo Complex, Graciosa Province, Brazil Introduction Nacareniobsite-(Ce)...peralkaline granites from the complexes of Morro Redondo, Brazil (Vlach & Vilalva 2007) and Ambohimirahavavy | | Basilici, Giorgio, Ferreira Mesquita, Áquila, Vinícius Theodoro Soares, Marcus, Janočko, Juraj, Philip Mountney, Nigel, Colombera, Luca (2021) A Mesoproterozoic hybrid dry-wet aeolian system: Galho do Miguel Formation, SE Brazil. Precambrian Research, 359. 106216pp. doi:10.1016/j.precamres.2021.106216 | Journal (article/letter/editorial) | dry-wet aeolian system: Galho do Miguel Formation, SE Brazil Giorgio Basilici a, b, *, Áquila Ferreira Mesquita...University of Campinas, 13083-870 Campinas, SP, Brazil Centro Regional de Investigaciones Científicas...succession of the Galho do Miguel Formation, SE Brazil. The aim is to identify and discuss what controlling...University of Campinas, 13083-870 Campinas, SP, Brazil. E-mail address: giorgio@unicamp.br (G. Basilici)...orientation for 1200 km, crossing the states of Minas Gerais and Bahia (Fig. 2A) (Dussin and Dussin, 1995; | | | Journal (article/letter/editorial) | is a new mineral from the MammothSaint Anthony mine (32°42′23″N, 110°40′59″W), Tiger, Pinal County,... matlockite, murdochite, phosgenite, pinalite, quartz, wulfenite, and yedlinite. Bobmeyerite is found...acquired the first mineral from Mammoth-Saint Anthony mine in 1978 and since then he has intensively studied...Na3MgP3O10·12H2O, a new triphosphate mineral from the Dome Rock Mine, South Australia: description and crystal structure...Na3MgP3O10·12H2O, is a new mineral species from the Dome Rock mine, Boolcoomatta Reserve, Olary Province, South Australia |
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Morro Redondo mine, Coronel Murta, Minas Gerais, Brazil