 | | Journal (article/letter/editorial) | | study of OH sites in tourmaline from the elbaite-schorl series CRISTIANE CASTAÑEDA,1 ESTER FIGUEIREDO OLIVEIRA...das Pedras, CEP 30140-970 Belo Horizonte, Minas Gerais, Brazil National Commission of Nuclear Energy, Center...Postal 941, CEP 30123-970 Belo Horizonte, Minas Gerais, Brazil 3 Department of Geology, Federal University...Preto, Minas Gerais, CEP 35400-000 Brazil 4 Institute of Geosciences, Federal University of Minas Gerais...Gerais, Belo Horizonte, Minas Gerais, CEP 30430-120, Brazil ABSTRACT Two different behaviors controlled |  | | Journal (issue) | | SEPTEMBER–OCTOBER 2019 Articles The Golconda District, Minas Gerais, Brazil ..........................................TOURMALINE, 11.9 cm, from the Golconda I mine, Minas Gerais, Brazil Brice Gobin (Mineral Art) and Emanuele Marini...China, South Africa, Namibia, Chile, Peru, Bolivia, Brazil and Mexico. His first exchange of specimens with...September–October, 2019 The Golconda District Minas Gerais, Brazil Carlos Cornejo1 Andrea Bartorelli2 Wendell...important specimen-producing districts in all of Brazil. INTRODUCTION The Golconda Pegmatite Field is a |  | | Journal (issue) | | epidote deposits of the Capelinha Region, Minas Gerais, Brazil ......................................315...epidote on matrix, 4.4 cm, from Capelinha, Minas Gerais, Brazil. Gail and Jim Spann collection; Tom Spann...w. FineMineral.com Tourmaline Cruzeiro Mine, Brazil. 19.5 cm Fine Minerals International proudly invites...EPIDOTE DEPOSITS OF THE CAPELINHA REGION, MINAS GERAIS, BRAZIL Andrea Bartorelli1 Carlos Cornejo2 Mario...mid-1960s, the Capelinha region in the State of Minas Gerais, Brazil, has become world-famous for producing beautiful |  | Scholz, R., Chukanov, N. V., Filho, L. A. D. M., Atencio, D., Lagoeiro, L., Belotti, F. M., Chaves, M. L. S. C., Romano, A. W., Brandão, P. R., Belakovskiy, D. I., Pekov, I. (2014) Césarferreiraite, Fe2+Fe3+2(AsO4)2(OH)2·8H2O, from Eduardo mine, Conselheiro Pena, Minas Gerais, Brazil: Second arsenate in the laueite mineral group. American Mineralogist, 99 (4) 607-611 doi:10.2138/am.2014.4695 | Journal (article/letter/editorial) | | (AsO4)2(OH)2⋅8H2O, from Eduardo mine, Conselheiro Pena, Minas Gerais, Brazil: Second arsenate in the laueite mineral...Dmitriy I. Belakovskiy7 and Igor Pekov8 Escola de Minas, Departamento de Geologia, Universidade Federal...Morro do Cruzeiro, 35400-000, Ouro Preto, Minas Gerais, Brazil 2 Institute of Problems of Chemical Physics...Federal de Minas Gerais, Av. Antônio Carlos, 6627, 31270-901, Belo Horizonte, Minas Gerais, Brazil 4 Instituto...Paulo, SP, Brazil 5 Universidade Federal de Itajubá (UNIFEI), Campus Itabira, Itabira, Minas Gerais, Brazil |  | | Journal (article/letter/editorial) | | AND SILICATES IN THE SAPUCAIA PEGMATITE, MINAS GERAIS, BRAZIL: GENETIC IMPLICATIONS Maxime BAIJOT and...Eastern Brazilian Pegmatitic Province (EBPP), Minas Gerais, Brazil. Detailed mapping of the pegmatite body...petrography, geochemistry, Sapucaia pegmatite, Minas Gerais, Brazil. Sommaire La pegmatite de Sapucaia se trouve...province pegmatitique brésilienne est (EBPP), Minas Gerais, Brésil. Une cartographie détaillée de la pegmatite...pétrographie, géochimie, pegmatite de Sapucaia, Minas Gerais, Brésil. Introduction One of the most important |  | Cabral, Alexandre Raphael, Tupinambá, Miguel, Zeh, Armin, Lehmann, Bernd, Wiedenbeck, Michael, Brauns, Michael, Kwitko-Ribeiro, Rogerio (2017) Platiniferous gold–tourmaline aggregates in the gold–palladium belt of Minas Gerais, Brazil: implications for regional boron metasomatism. Mineralogy and Petrology, 111 (6) 807-819 doi:10.1007/s00710-017-0496-0 | Journal (article/letter/editorial) | | aggregates in the gold–palladium belt of Minas Gerais, Brazil: implications for regional boron metasomatism...The platiniferous gold–palladium belt of Minas Gerais, Brazil, forms an approximately 240-km-long, roughly...Xavier 524 s. A4016, Rio Janeiro-RJ 20550-050, Brazil 4 Deutsches GeoForschungsZentrum GFZ, Telegrafenberg...Rodovia BR 381, km 450, Santa Luzia-MG 33040-900, Brazil tourmaline aggregates seem to be the ultimate...Metasomatism . PdPt . Gold–palladium belt . Minas Gerais . Brazil Introduction Auriferous lode deposits and |  | Eeckhout, Sigrid G., Castañeda, Cristiane, Ferreira, Ana Cláudia M., Sabioni, Antônio C.S., de Grave, Eddy, Vasconcelos, Daniela C.L. (2002) Spectroscopic studies of spessartine from Brazilian pegmatites. American Mineralogist, 87 (10) 1297-1306 doi:10.2138/am-2002-1005 | Journal (article/letter/editorial) | | Federal, Brazil 4 Department of Mining and Geology, Federal University of Paraíba, Paraíba, Brazil 5 Department...Physics/ICEB, Federal University of Ouro Preto, Minas Gerais, Brazil 6 Department of Metallurgical and Materials...Engineering, Federal University of Minas Gerais, Minas Gerais, Brazil ABSTRACT Mössbauer spectra (MS)...2001). The Eastern gemological province (NE of Minas Gerais State, Fig. 2) includes two distinct types of...pegmatitic bodies are hosted by the Neoproterozoic Araçuaí Thrust-Fold Belt and display a zonal distribution |  | | Journal (issue) | | the Espirito Santo Pegmatite District, Eastern Brazil.. ......697 by M. L. Chaves, A. Bartorelli & C...sixling twin, 6.3 cm, from ItaguaÇu, Espirito Santo, Brazil. William Larson collection, ex Edward Gübelin,...completed the program at the Federal University of Minas Gerais. He worked in the Magisterium of Extractive...recalled by Wendell Wilson in Mineral Collections of Brazil (Cornejo and Bartorelli, 2020): The second issue...contained a one-page editorial (“Location – Minas Gerais, Brazil”) by editor John White, museum specialist |  | 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) | | FROM THE MORRO REDONDO MINE, CORONEL MURTA, MINAS GERAIS, BRAZIL Marcelo B. ANDRADE§ Instituto de Física...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 (article/letter/editorial) | | tourmalines from the Mata Azul pegmatitic field, Central Brazil Simone F. da Silva1,2*, Márcia A. Moura2, Hudson...D. Ardisson3 1 2 3 * Instituto Federal de Minas Gerais, Campus Congonhas, Avenida Michel Pereira de...Souza, 3007, Campinho, 36415-000 Congonhas, Minas Gerais, Brazil; simone.geologia@gmail.com Instituto de...Asa Norte, 70910-900 Brasília, Distrito Federal, Brazil Centro de Desenvolvimento de Tecnologia Nuclear...Mário Wernec, 30161970, Belo Horizonte, Minas Gerais, Brazil Corresponding author This study characterizes |  | 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 |  | Baijot, Maxime, Hatert, Frédéric, Dal Bo, Fabrice, Philippo, Simon (2014) Mineralogy and petrography of phosphate mineral association from the Jocão pegmatite, Minas Gerais, Brazil. The Canadian Mineralogist, 52 (2) 373-397 doi:10.3749/canmin.52.2.373 | Journal (article/letter/editorial) | | MINERAL ASSOCIATIONS FROM THE JOCÃO PEGMATITE, MINAS GERAIS, BRAZIL Maxime BAIJOT, Frédéric HATERT§, and Fabrice...Eastern Brazilian Pegmatitic Province (EBPP), Minas Gerais, Brazil. According to their macroscopic textures...sequence, secondary phosphates, Jocão pegmatite, Brazil § E-mail address: fhatert@ulg.ac.be 374 the...Francisco craton, mainly in the state of Minas Gerais, in Brazil. It also encompasses the states of Bahia...PETROGRAPHY OF PHOSPHATE MINERAL ASSOCIATIONS, MINAS GERAIS, BRAZIL Geological Setting The Eastern Brazilian |  | Hatert, Frédéric, Philippo, Simon, Ottolini, Luisa, Dal Bo, Fabrice, Scholz, Ricardo, Chaves, Mário L.S.C., Yang, Hexiong, Downs, Robert T., Menezes Filho, Luiz A.D. (2017) Wilancookite, (Ba, K, Na)8 (Ba, Li, [])6 Be24 P24 O96·32H2O, a new beryllophosphate with a zeolite framework. European Journal of Mineralogy, 29 (5) 923-930 doi:10.1127/ejm/2017/0029-2661 | Journal (article/letter/editorial) | | Ponte do Piauí complex granitic pegmatite, Minas Gerais, Brazil. It occurs as tiny dodecahedral {1 1 0}...Escola de Minas, Departamento de Geologia, Campus Morro do Cruzeiro, 35400-000 Ouro Preto, MG, Brazil 5 Universidade...Universidade Federal de Minas Gerais (UFMG), Instituto de Geociências, Avenida Antônio Carlos, 6627, 31270-902...31270-902 Belo Horizonte, MG, Brazil 6 Department of Geosciences, Gould-Simpson Building, University of...Esmeralda, 534, Prado, 30410-080 Belo Horizonte, MG, Brazil a Deceased author. un 7 Key-words: wilancookite; |  | 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) | | CABEÇA (BOQUEIRÃO) AND MORRO REDONDO PEGMATITES, BRAZIL Vladimir BERMANEC§ Institute of Mineralogy and...Preto, Campus do Morro do Cruzeiro, Ouro Preto, MG, Brazil Radek ŠKODA Institute of Geological Sciences,...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...BQ) and the Morro Redondo, Minas Gerais (sample MR) pegmatites in Brazil have a typical adularia fourling |  | | Journal (article/letter/editorial) | | characteristic of gem tourmaline found in Pederneira, Minas Gerais, Brazil. SPECIMEN FROM DANIEL TRINCHILLO ; PHOTO...High concentrations of Fe2+, Mn 2+, and/or Ti4+ Schorl, elbaite, liddicoatitic tourmaline (c) Commonly...TOBER 2011 Faceted elbaite stones from Paraíba, Brazil (2.59– 3.68 ct; the stone on the left is about...discovery in the late 1980s in the Paraíba State of Brazil (e.g. Fritsch et al. 1990; Beurlen et al. 2011...crystals are typically black and are generally schorl or foitite (FIG. 8). The black root is commonly |  | Hartmann, Léo A., Werle, Mariana, Michelin, Cassiana R.L., Lana, Cristiano, Queiroga, Gláucia N., Castro, Marco P., Arena, Karine R. (2019) Proto-Adamastor ocean crust (920 Ma) described in Brasiliano Orogen from coetaneous zircon and tourmaline. Geoscience Frontiers, 10 (4) 1623-1633 doi:10.1016/j.gsf.2018.09.018 | Journal (article/letter/editorial) | | Alegre, Rio Grande do Sul, Brazil Departamento de Geologia, Escola de Minas, Universidade Federal de Ouro...Morro do Cruzeiro, 35400-000, Ouro Preto, Minas Gerais, Brazil a r t i c l e i n f o a b s t r a c t...University of Geosciences (Beijing). northeastern Brazil to northeastern Argentina, and for 1500 km from...from the Atlantic Ocean coast to west-central Brazil as part of the Brazilian Shield (Hartmann and Delgado...Geologia, Universidade Federal de Ouro Preto, Minas Gerais. At UFOP, several analytical techniques were |  | Cabral, Alexandre Raphael, Wiedenbeck, Michael, Koglin, Nikola, Lehmann, Bernd, de Abreu, Francisco R. (2012) Boron-isotopic constraints on the petrogenesis of hematitic phyllite in the southern Serra do Espinhaço, Minas Gerais, Brazil. Lithos, 140. 224-233 doi:10.1016/j.lithos.2012.01.011 | Journal (article/letter/editorial) | | phyllite in the southern Serra do Espinhaço, Minas Gerais, Brazil Alexandre Raphael Cabral a,⁎, Michael Wiedenbeck...Praça Ramos de Azevedo 206, 01037-010 São Paulo-SP, Brazil b c a r t i c l e i n f o Article history: Received...SIMS Hematitic phylite Southern Serra do Espinhaço Brazil a b s t r a c t Metasiliciclastic rocks predominate...Supergroup, in the southern Serra do Espinhaço, Minas Gerais, Brazil. The lower units also comprise rocks with...hematítico, in the southern Serra do Espinhaço of Minas Gerais, Brazil, has been used as a palaeoclimatic indicator |  | Chukanov, N. V., Scholz, R., Zubkova, N. V., Pekov, I. V., Belakovskiy, D. I., Van, K. V., Lagoeiro, L., Graca, L. M., Krambrock, K., de Oliveira, L. C. A., Filho, L. A. D. M., Chaves, M. L. S. C., Pushcharovsky, D. Y. (2014) Correianevesite, Fe2+Mn2+2(PO4)2·3H2O, a new reddingite-group mineral from the Cigana mine, Conselheiro Pena, Minas Gerais, Brazil. American Mineralogist, 99 (4) 811-816 doi:10.2138/am.2014.4709 | Journal (article/letter/editorial) | | from the Cigana mine, Conselheiro Pena, Minas Gerais, Brazil Nikita V. Chukanov1,*, Ricardo Scholz2,...Chernogolovka, Moscow Region 142432, Russia Escola de Minas, Departamento de Geologia, Universidade Federal...Morro do Cruzeiro, 35400-000, Ouro Preto, Minas Gerais, Brazil 3 Faculty of Geology, Moscow State University...Federal de Minas Gerais, Avenida Antônio Carlos, 6627, 31270-901, Belo Horizonte, Minas Gerais, Brazil 7 Departamento...Federal de Minas Gerais, Avenida Antônio Carlos, 6627, 31270-901, Belo Horizonte, Minas Gerais, Brazil 8 Departamento |  | Albert, Capucine, Lana, Cristiano, Gerdes, Axel, Schannor, Mathias, Narduzzi, Francesco, Queiroga, Gláucia (2018) Archean magmatic-hydrothermal fluid evolution in the Quadrilátero Ferrífero (SE Brazil) documented by B isotopes (LA MC-ICPMS) in tourmaline. Chemical Geology, 481. 95-109 doi:10.1016/j.chemgeo.2018.02.002 | Journal (article/letter/editorial) | | fluid evolution in the Quadrilátero Ferrífero (SE Brazil) documented by B isotopes (LA MC-ICPMS) in tourmaline...fluid evolution in the Quadrilátero Ferrífero (SE Brazil) documented by B isotopes (LA MCICPMS) in tourmaline...fluid evolution in the Quadrilátero Ferrífero (SE Brazil) documented by B isotopes (LA MC-ICPMS) in tourmaline...Preto, Morro do Cruzeiro, Ouro Preto 35400-000, MG, Brazil Institut für Geowissenschaften, Goethe-Universität...the Archean Quadrilátero Ferrífero district (SE Brazil), tourmaline occurs as a major constituent in a |  | | Journal (article/letter/editorial) | | “black” tourmalines (mostly solid solutions among schorl, dravite, olenite, and foitite) to the lithium...miarolitic cavity, Telirio mine, Linopolis, Minas Gerais, Brazil. (c) Left: Lithiophilite (7 × 5 × 5 cm)...Zimbabwe (e.g., Cooper 1964), the Araçuaí district, Minas Gerais, Brazil (e.g., Preinfalk, Morteani, and...Miarolitic pegmatites in California, Afghanistan, and Brazil produce gem-quality spodumene crystals in miarolitic...5 × 1.5 cm, Governador Valaderes region, Minas Gerais, Brazil. Terry Huizing specimen, Jeff Scovil photo |  | | Catalog/List | | Compared to the output of place such as Afghanistan or Brazil, the production from Elba is relatively small....59 BRAZIL 73060 TOPAZ var. IMPERIAL TOPAZ Ouro Preto, Iron Quadrangle, Minas Gerais, Brazil This specimen...var. ROSE QUARTZ Galiléia, Doce Valley, Minas Gerais, Brazil Here is a cockscomb arrangement of Rose...Itatiaia mine, Conselheiro Pena, Doce Valley, Minas Gerais, Brazil This rather sizable, pale blue-green Aquamarine... 73063 RHODONITE Conselheiro Lafaiete, Minas Gerais, Brazil Here sharp rosy crystals up to 1.33 inches |  | | Journal (article/letter/editorial) | | notably from several pegmatite locations in Minas Gerais, Brazil, acquires its color in conjunction with...in this specimen of microcline from Araçuaí, Minas Gerais, Brazil. The bluish tinge results from a small...cleavelandite habit, Limoeiro, Virgem de Lapa, Minas Gerais, Brazil. (b) Albite with prominent radial habit... Afghanistan. (c) Blocky habit of albite, with schorl and muscovite, Shigar Valley, Haramosh Mountains...re-entrant surface; from Virgem da Lapa, Minas Gerais, Brazil. (c) Carlsbad-twinned microcline, Nyet, |  | | Journal (article/letter/editorial) | | The Pederneira Mine São José da Safira, Minas Gerais, Brazil Dedication This article is the culmination...Pederneira Mine ▲ ▲ São José da Safira, Minas Gerais, Brazil Daniel Trinchillo Fine Minerals International...Tallis). Introduction The Pederneira mine in Brazil qualifies as one of the world’s greatest tourmaline...specimen recently recovered at the Pederneira mine in Brazil. It was handed to me by long-time mineral dealer...parents’ home on his way back from a two-month tour of Brazil. The photo knocked my socks off! The dialog went |  | | Journal (article/letter/editorial) | | Cachoeira Group (Romeiro and Pedrosa-Soares 2005), Brazil Lake (Kontak 2006) and Kings Mountain (Swanson...lithiophilite, spessartine, colorless to light green beryl, schorl and pyrite. Ubiquitous fine- oo f grained albitite...12A). Its composition ranges between schorl and dravite to oxy-schorl, and enrichment in Fe is observed...Tourmaline core to rim evolution from dravite to Al-rich schorl may reflect progressive biotite breakdown in the...LCT-suite pegmatite with late-stage sodium enrichment, Brazil Lake, Yarmouth County, Nova Scotia. I. Geological |  | | 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...50740-530, Brazil Mario L. S. C. Chaves Departamento de Geologia, IGC, Universidade Federal de Minas Gerais |
|
Araçuaí, Minas Gerais, Brazil