 | | Journal (article/letter/editorial) | | selenides, platinum-group minerals and uraninite at the graniterelated Buraco do Ouro gold mine, Cavalcante...Cavalcante, Central Brazil J. MENEZ * AND N. F. BOTELHO Instituto de Geociências, Universidade de Brasília...Brasília, Brasília, DF 70910-900, Brazil [Received 16 February 2015; Accepted 21 March 2016; Associate Editor:...have been reported in the northeastern part of Goiás State since the beginning of the 18th Century. The...rocks of the Ticunzal Formation. In the Buraco do Ouro gold mine, the mineralization is hosted in muscovite-quartz |  | | Report (issue) | | X-ray Powder Pattern: Buraco do Ouro gold mine, Cavalcante town, Goiás State, Brazil. 1.838 (100), 1.172...30.33 . 100.00 (1) Buraco do Ouro gold mine, Cavalcante town, Goiás State, Brazil; average of 8 electron...Distribution: From the Buraco do Ouro gold mine, Cavalcante town, Goiás State, central Brazil. Name: For the...community of descendants of African slaves living in Cavalcante and other towns near the locality that produced...a new platinum-group mineral from the Buraco do Ouro gold mine, Cavalcante, Goiás State, Brazil. Mineral |  | Botelho, N. F., Moura, M. A., Peterson, R. C., Stanley, C. J., Silva, D. V. G. (2006) Kalungaite, PdAsSe, a new platinum-group mineral from the Buraco do Ouro gold mine, Cavalcante, Goiás State, Brazil. Mineralogical Magazine, 70 (1) 123-130 doi:10.1180/0026461067010318 | Journal (article/letter/editorial) | | a new platinum-group mineral from the Buraco do Ouro gold mine, Cavalcante, Goiäs State, Brazil N. F...GeocieÃncias, Universidade de BrasõÂlia, DF, 70910-900 Brazil 2Department of Geological Sciences and Geological...discovered in the Buraco do Ouro gold mine, Cavalcante town, GoiaÂs State, Brazil. It occurs in a quartz-muscovite...shearing and alteration, producing an unusual gold-platinum-group element deposit. S Pa a V d K EY WORDS...Kalungaite, PdAsSe, new mineral species, Brazil, Buraco do Ouro, gold deposit. Introduction KALUNGAITE |  | | Report (issue) | | 02Ag0.03Se0.94S0.02. (2) Buraco do Ouro mine, Cavalcante, Goiás State, Central Brazil; electron microprobe...minor K-metasomatism) granite-related mylonite (Brazil). An uncommon component in placer deposits. Association:...kalungaite, sperrylite, uraninite, paraguanajuatite (Brazil). Distribution: From near the Padma River, southern...Russia [TL]. At the Buraco do Ouro gold mine, Cavalcante, Goiás State, Central Brazil. In the Jinchuan intrusion...selenides, platinum-group minerals and uraninite at the granite-related Buraco do Ouro gold mine, Cavalcante |  | | Journal (article/letter/editorial) | | Challacolloite was described from the Challacollo silver mine, south east of Iquique, Atacama desert, northern...discussed in the publication. At the Challacollo mine, it occurs intergrown with cotunnite (PbCl2) and...powder X-ray diffraction pattern for the Challacollo mine sample (Philips X’pert powder diffractometer, CuKα...a new platinum-group mineral from the Buraco do Ouro gold mine, Cavalcante, Goi’s State, Brazil. Mineral...mineral from the Buraco do Ouro gold mine, Cavalcante town, Goi’s State, central Brazil. The gold deposit |  | | Journal (article/letter/editorial) | | number of journals as an information service. Please do not write to us to obtain copies of the journals...281 Vol. 13, No. 2, 2017 Vol. 54, No. 5, 2017 Do magnetite layers in algoma-type banded iron formations...Samson, and Joel E. Gagnon Supergene alteration of platinum-group minerals and the formation of Pd-Cu-O and...compounds in the Limoeiro Ni-Cu-(PGE) deposit, Brazil—Jonas Mota-E-Silva, Hazel M. Prichard, Saioa Suárez...Jian-Qing Lai, Yong-Feng Li, and Zheng-Zhuan Luo 111 Platinum-group element and Re-Os geochemistry of lamprophyres |  | Flégr, Tomáš, Sejkora, Jiří, Škácha, Pavel, Dolníček, Zdeněk (2018) New occurrence of kruťaite and petříčekite at the former uranium mine Slavkovice, western Moravia, Czech Republic. Bulletin Mineralogie Petrologie, 26 (2) 250-258 | Journal (article/letter/editorial) | | of kruťaite and petříčekite at the former uranium mine Slavkovice, western Moravia, Czech Republic Tomáš...of kruťaite and petříčekite at the former uranium mine Slavkovice, western Moravia, Czech Republic. Bull...museum samples of vein fillings from the uranium mine Slavkovice, western Moravia (Czech Republic). Kruťaite...was originally described from the former uranium mine Petrovice, western Moravia (Johan et al. 1972)....localities e. g. El Dragón mine, Bolivia (Grundman et al. 1990), Cacheuta mine, Argentina (Paar et al. 1996) |  | Zaccarini, F., Tredoux, M., Miller, D. E., Garuti, G., Aiglsperger, T., Proenza, J. A. (2014) The occurrence of platinum-group element and gold minerals in the Bon Accord Ni-oxide body, South Africa. American Mineralogist, 99 (8) 1774-1782 doi:10.2138/am.2014.4848 | Journal (article/letter/editorial) | | Volume 99, pages 1774–1782, 2014 The occurrence of platinum-group element and gold minerals in the Bon Accord...mineral deportment of Pd, Pt, and Au. Keywords: Platinum-group minerals, gold minerals, Bon Accord Ni-oxide...Africa Introduction Platinum-group minerals (PGM) are the carriers of the platinum-group elements (PGE):...(Os), iridium (Ir), ruthenium (Ru), rhodium (Rh), platinum (Pt), and palladium (Pd). These elements, with...above all their morphology and textural relationships do not support that these grains are remnants of primary |  | | Journal (article/letter/editorial) | | peraluminous Aurumina Granite Suite in central Brazil: an example of mantle-continental crust interaction...peraluminous Aurumina Granite Suite in central Brazil: an example of mantle-continental crust interaction...peraluminous Aurumina Granite Suite in central Brazil: an example of mantlecontinental crust interaction...Ribeiro, Asa Norte, CEP 70910-900 Brasília, DF, Brazil Abstract Peraluminous granites and tonalites/granodiorites...crops out over more than 15,200 km2 in central Brazil, representing a voluminous peraluminous magmatic |  | Prichard, Hazel M., Knight, Robert D., Fisher, Peter C., McDonald, Iain, Zhou, Mei-Fu, Wang, Christina Y. (2013) Distribution of platinum-group elements in magmatic and altered ores in the Jinchuan intrusion, China: an example of selenium remobilization by postmagmatic fluids. Mineralium Deposita, 48 (6) 767-786 doi:10.1007/s00126-013-0454-7 | Journal (article/letter/editorial) | | 1007/s00126-013-0454-7 ARTICLE Distribution of platinum-group elements in magmatic and altered ores in...Abstract The division of platinum-group elements (PGE) between those hosted in platinum-group minerals (PGM)...in the use of S/Se ratios. Keywords Jinchuan . Platinum . Base metal sulfides . Selenium . Carbonate ...distribution of platinum-group elements (PGE) between base metal sulfides (BMS) and platinum-group minerals...concentrated mainly in pentlandite. In contrast, Pt and Au do not partition into BMS and instead form discrete |  | | Journal (issue) | | mountains now, but there are many old mines and mine dumps to attract the mineral collector. The range...Rouse, 1974), the secondary minerals of the Travonia Mine in the Boulder Creek District near Maxville (French...and of the secondary minerals of the Scratch Awl Mine near Philipsburg (French, 2005). Some of us who...of the Chemical Bond.] Typical covalent compounds do not conduct electricity because all the electrons...MineralSpecies,photo by Jeffrey Scovil May 2007 Mine or Deposit Chauvai Mineral News 5---- Geologic |  | | Book | | BARTORELLI ::• . . .. MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA ©...Crystal of multicolored tourmaline (84 x 26 mm), Lavra do Sapo, Ferruginha, Conselheiro Pena, Minas Gerais...(Camara Brasileira do Livro, SP, Brazil) Cornejo, Carlos .Minerals & precious stones of Brazil. Carlos Cornejo...pedras preciosas do Brasil Bibliography 1. Gemology 2. Geology 3. Minerals - Brazil 4. Minerals- Classification... Mineralogy 6. Mineralogy - Brazil - History 7. Precious stones - Brazil I. Bartorelli, Andrea. II. Title |  | | Report (issue) | | 9 rhenium 186.2 osmium 190.2 iridium 192.2 platinum 195.1 gold 197.0 mercury 200.5 thallium 204...white areas). Sample is from the Buckskin National Mine, Humboldt County, Nevada. Photograph by Peter Vikre...............................................Q26 Mine Waste Characteristics.............................of magnitude) than the rarest metals, such as platinum, palladium, and gold. Selenium is photovoltaic...Pd Rh Rarest “metals” 50 “Rarest” metals—Six platinum-group elements plus Au, Re, and Te (a metalloid) |  | | Book (edition) | | Rutheniridosmine I/A.13-40 48 Iridium I/A.14-30 50 Platinum I/A.14-70 52 Hongshiite I/A.14-90 54 Isoferroplatinum...mineral, although in many cases, Environment these do not cover all possible genetic conditions. Reflection...bireflectance. Isotropic minerals, such as pyrite or galena, do not show bireflectance. Anisotropic minerals possess...Isotropic minerals, such as pyrite or galena, generally do not show anisotropy (although some exceptions are...(yellowish white), quartz (dark grey); New Bullfrog mine, Nye Co., Nevada, USA [h]; Nic. // Anhedral electrum |  | | Book (edition) | | prepared as polished sections, which I was able to do in the lapidary of the Earth Science Department at...settings are specified, although in many cases, these do not cover all possible genetic conditions. Type...Group and both possess a strong bireflectance (as do the other members of the group). PPL, XPL The polarisers...reflections. Isotropic minerals, such as pyrite or galena, do not show bireflectance. Left: Radial tungstenite...preferred crystallographic orientations (axes) and do not find the time to fill interior gaps. In cases |  | | Report (issue) | | 9 rhenium 186.2 osmium 190.2 iridium 192.2 platinum 195.1 gold 197.0 mercury 200.5 thallium 204...elements, and antimony in China; niobium in Brazil; and platinum-group elements in South Africa and Russia)...the same commodities. Rare-earth elements and platinum-group elements particularly are broadly viewed...(In), lithium (Li), manganese (Mn), niobium (Nb), platinum-group elements (PGE), rare-earth elements (REE)...................................M1 Chapter N. Platinum-Group Elements By Michael L. Zientek, Patricia |  | | Book (edition) | | MINE andtheir LOCALITIES JAN H. BERNARD AND JAROSLAV HYRSL INERALS DESCRIBED SINCE 2004 MINERALS...dist., China Fluomatromicrolite, x 25111111, Naipa mine, Mozambique Daliranite, 5111111, Zarshouran Au-As...Domafov, Czech Rep. Juangodoyite, 60111111, Santa Rosa mine, Chile Back cover photo: Ho/fertile on hematite...piment pseudomo,phs after realga,; 75 mm, Palomo mine, Pen, Page 3: Stepite on arsenic, 45 111111,Jachymov...2(4) - 4.0(6) - 2.58(10) - 2.04(5). At the Kiura mine, Saiki City, Oita pref., Japan. IMA 2012-101. Adolfpateraite |  | | Book (edition) | | of The Fleischer s Glossary of Mineral Species, I do so with somc sadness. On September 18, 2007, my Teacher...Thomas Armbrusler (Switzerland). Daniel Atcncio (Brazil). Malcolm Back (Canada), Henry L. Barwood (USA)...*Niobium Nitrogen Osmium Oxygen Palladium Phosphorus Platinum Potassium Praseodymium Radium Radon H In I Ir...Abernathyitc, K[(UO 2 )(AsO,)](HP) 3, tet., Fumerole No. 2 mine, Temple Mountain. on the southeast flank of the...104(3). 326-328 □ Achavnlitc, FcSe, hex .. Cacheuta Mine. Ccrro de Cacheuta. Sierra de Cacheuta. Mcndoza |
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