 | 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) | | Schannora, Applied Isotope Research Group, Departamento de Geologia, Universidade RI a PT Francesco Narduzzia...Narduzzia, Gláucia Queirogaa b SC Federal de Ouro Preto, Morro do Cruzeiro, Ouro Preto 35400-000, MG, Brazil...Frankfurt am Main, Germany AC CE PT E D MA * Corresponding author; E-mail: capucine.albert@gmail.com ...1 to -9.2‰, with a major cluster between -12 PT E and -19‰, which includes the magmatic tourmaline...isotopes; Tourmaline; LA MC-ICP-MS; AC CE PT E D MA NU SC RI PT hydrothermal system; Quadrilátero |  | | Journal (article/letter/editorial) | | of the States of Bahia, EspõÂ rito Santo and Rio de Janeiro. The EBPP is the largest pegmatite province...85747 Garching, Germany e-mail: giulio.morteani@geo.tum.de A. H. Horn Centro de Pesquisa Prof. Manuel Teixeira...Teixeira da Costa, Instituto de GeocieÃncias, Universidade Federal de Minas Gerais, Av. AntoÃnio Carlos...rito Santo and the northern part of the State of Rio de Janeiro (Paiva 1946; Putzer 1976; Correia Neves et...district located within the SaÄo Francisco craton as de®ned by Almeida (1977), Inda et al. (1984) and Loureiro |  | | Book | | Crystal of multicolored tourmaline (84 x 26 mm), Lavra do Sapo, Ferruginha, Conselheiro Pena, Minas Gerais...Cataloguing in Publication Data (CIP) (Camara Brasileira do Livro, SP, Brazil) Cornejo, Carlos .Minerals & precious...Publications, 2009. Original title: Minerais e pedras preciosas do Brasil Bibliography 1. Gemology 2. Geology...of the Museu de Ciencia e T ecnica of the Esco la de Minas of the Universidade Federal de Ouro Preto....Amethyst flower (85 x 60 mm), Ametista do Sul, Rio Grande do Sul. Collection of Luiz Alberto Dias Menezes |  | da Costa, I. Ribeiro, Mourão, C., Récio, C., Guimarães, F., Antunes, I. M., Ramos, J. Farinha, Barriga, F. J. A. S., Palmer, M. R., Milton, J. A. (2014) Tourmaline occurrences within the Penamacor-Monsanto granitic pluton and host-rocks (Central Portugal): genetic implications of crystal-chemical and isotopic features. Contributions to Mineralogy and Petrology, 167 (4) doi:10.1007/s00410-014-0993-7 | Journal (article/letter/editorial) | | Penamacor-Monsanto granitic pluton and host-rocks (Central Portugal): genetic implications of crystal-chemical and...Penamacor-Monsanto granite pluton (Central Eastern Portugal, Central Iberian Zone), tourmaline occurs: (1)...populations from these different settings: (a) schorl–oxyschorl tourmalines from granitic rocks have...Departamento de Geologia, Faculdade de Ciências, Universidade de Lisboa, Lisboa, Portugal e-mail: isabelrc@fc...Laboratório Nacional de Energia e Geologia (LNEG), Săo Mamede de Infesta, Portugal I. R. da Costa C |  | | Journal (article/letter/editorial) | | strong chemical zoning and has a composition of schorl–dravite with significant povondraite and uvite...Carajás IOCG district (Brazil), suggesting that IOCGs do not form by a unique mechanism involving only one...Instituto Geológico y Minero de España, Ríos Rosas, 23, 28003 Madrid, Spain e-mail: f.tornos@igme.es M....Velasco Departamento de Mineralogía y Petrología, Universidad del País Vasco, Campus de Leioa, Sarriena s/n...long corridor from near Santiago, Chile, to near Lima, Peru. This belt shows a close Miner Deposita |  | | Journal (article/letter/editorial) | | study of OH sites in tourmaline from the elbaite-schorl series CRISTIANE CASTAÑEDA,1 ESTER FIGUEIREDO OLIVEIRA...polycrystalline natural tourmalines from the elbaite-schorl series in the O-H stretching region (3800–3100...characterized by the presence of three O-H s t r e t c h i n g bands, and is observed in elbaite [Na(Li...[Na(Li,Al) 3 Al 6 (BO 3 ) 3 Si 6 O 18 (OH) 4 ], schorl [NaFe2+ 3 Al6(BO3)3Si6O18(OH)4] and Fe-elbaite. The...The second case is observed in Li-rich schorl and is marked by four O-H stretching bands. This behavior |  | | Journal (article/letter/editorial) | | 14473 Potsdam, Germany Departamento de Geologia, Universidade Federal de Pernambuco(UFPE), Rua Acadêmico...Recife, Pernambuco, Brazil Instituto Federal de Educação, Ciência e Tecnologia da Paraíba (IFPB), R. Tranquilino...58100-000 Campina Grande, Paraíba, Brazil a r t i c l e i n f o Article history: Received 10 October 2012...major-element composition varies systematically from schorl–dravite in the border and wall zones to varicolored...supposed a continuous variation in Li contents from schorl–dravite to elbaite but the SIMS data instead show |  | | Journal (article/letter/editorial) | | Canada bGeological Survey of Canada, 490, rue de la Couronne, Québec, QC, G1K 9A9, Canada *colter... Zn and Co such as at the historic Contact Lake mine (Mumin et al., 2007, 2010). Tourmaline within the...tourmaline reference materials (dravite H108796, and schorl 112566: Dyar et al., 2001; Leeman and Tonarini...compositions, while an average was used for intermediate schorl-dravite tourmaline. The IMF correction for unknowns...these systems) resulting in a more intermediate schorl-dravite composition. Tourmaline crystals from the |  | | Journal (article/letter/editorial) | | trace element analysis for Cu, Zn, Pb, Sn, etc. can E-mail: jfslack@usgs.gov be made with high precision...mass spectrometry (LA–ICP–MS). Moreover, because E-mail: robert.trumbull@gfz-potsdam.de ourmaline occurs...exploration programs in the search for new ore deposits. E LEMENTS , V OL . 7, PP. 321–326 321 O C TOBER... 6A) E LEMENTS (A) Cassiterite-bearing quartz–tourmaline vein (leftcenter), Geevor tin mine, Cornwall...with zoned cassiterite and quartz, South Crofty tin mine, Cornwall. Abbreviations: Cst, cassiterite; Qtz |  | de Melo, Gustavo H.C., Monteiro, Lena V.S., Xavier, Roberto P., Moreto, Carolina P.N., Santiago, Erika (2019) Tracing Fluid Sources for the Salobo and Igarapé Bahia Deposits: Implications for the Genesis of the Iron Oxide Copper-Gold Deposits in the Carajás Province, Brazil. Economic Geology, 114 (4) 697-718 doi:10.5382/econgeo.4659 | Journal (article/letter/editorial) | | Carajás Province, Brazil Gustavo H.C. de Melo,1,† Lena V.S. Monteiro,2 Roberto P. Xavier,3 Carolina P.N...University of Ouro Preto (UFOP), Morro do Cruzeiro-Campus Morro Do Cruzeiro, s/n - Bauxita, 35400-000 Ouro...of Geosciences, University of São Paulo (USP), Rua do Lago, 562, 05508-080 São Paulo, São Paulo, Brazil...and Igarapé Bahia deposits. †Corresponding author: e-mail, gustavo.melo@ufop.edu.br ISSN 0361-0128; doi:10...1999; Réquia et al., 2003; Tallarico et al., 2005; Monteiro et al., 2008a, b; Torresi et al., 2011; Moreto |  | Hazarika, Pranjit, Bhuyan, Niraj, Upadhyay, Dewashish, Abhinay, Kumar, Singh, N.N. (2019) The nature and sources of ore-forming fluids in the Bhukia gold deposit, Western India: constraints from chemical and boron isotopic composition of tourmaline. Lithos, 350. 105227 doi:10.1016/j.lithos.2019.105227 | Journal (article/letter/editorial) | | Late-stage type III tourmaline (Tur-III), also of schorl composition, replaces Tur-II 18 along fractures...based on drill-core samples as there is no working mine in the Bhukia 127 area. The major rock types associated...fabric (Figs. 3a to g) or as veins 137 (Figs. 3d, e and g). Post-kinematic remobilization of the sulfides...Tourmaline occurs in the calc-silicate (Fig. 3b, d, e 140 and f) and quartz-albite rocks (Fig. 3h and...medium- to coarse-grained 142 crystals (Figs. 3b, e and f) or as fine-grained tourmaline-rich layers along |  | deMelo, Gustavo H. C., Monteiro, Lena V. S., Xavier, Roberto P, Moreto, Carolina P. N., Santiago, Erika S. B., Dufrane, S. Andrew, Aires, Benevides, Santos, Antonio F. F. (2017) Temporal evolution of the giant Salobo IOCG deposit, Carajás Province (Brazil): constraints from paragenesis of hydrothermal alteration and U-Pb geochronology. Mineralium Deposita, 52 (5) 709-732 doi:10.1007/s00126-016-0693-5 | Journal (article/letter/editorial) | | geochronology Gustavo H. C. deMelo 1 & Lena V. S. Monteiro 2 & Roberto P Xavier 1 & Carolina P. N. Moreto...of Geosciences, University of São Paulo (USP), Rua do Lago 562, São Paulo, SP 05508-080, Brazil 3 Deparment...Edmonton, AB T6G 2E3, Canada 4 Departamento de Operações de Cobre Atlântico Sul – DIOC, Serra dos Carajás...Domain (1900–1860 Ma), to the south by the Santana do Araguaia Domain (2260–1990 Ma) and to the east by...Plaquê, Planalto, Estrela, Igarapé Gelado, and Serra do Rabo suites; Huhn et al. 1999b; Avelar et al. 1999; |  | | Journal (article/letter/editorial) | | Telegrafenberg, 14473 Potsdam, Germany *Corresponding author, e-mail: bobby@gfz-potsdam.de Abstract: The Jurassic...Chemically, tourmaline corresponds to intermediate schorl-dravite, with Fe/(Fe þ Mg) ratios of 0.32 to 0...30 DOI: 10.1127/0935-1221/2009/0021-1908 # 2009 E. Schweizerbart’sche Verlagsbuchhandlung, D-70176 Stuttgart...8-quartz-tourmaline vein, 9-village, 10-abandoned mine. Table 1. Whole-rock composition of granitic units...dravite (Harvard mineral collection #108796), and schorl (#112566), whose major-element compositions are |  | Bozkaya, Ömer, Baksheev, Ivan A., Hanilçi, Nurullah, Bozkaya, Gülcan, Prokofiev, Vsevolod Y., Öztaş, Yücel, Banks, David A. (2020) Tourmaline Composition of the Kışladağ Porphyry Au Deposit, Western Turkey: Implication of Epithermal Overprint. Minerals, 10 (9) 789 doi:10.3390/min10090789 | Journal (article/letter/editorial) | | buergerite composition deviating from the ideal schorl–dravite along a trend that closely approximates...subject of this study, is Europe’s largest producing mine with different stages of mineralization occurring...Kışladağ mine forms INT#1 is the oldest and best mineralized intrusive phase in the Kışlada ğ mine areaarea...several tourmaline generations, (f) crystal zoned (e) zoned(e) radial aggregate several tourmaline generations...(Figure 5b), the tourmaline I compositions are below schorl–dravite point and are parallel to the FeAl-1 exchange |  | | Journal (article/letter/editorial) | | tourmaline-group minerals (solid solutions among schorl, dravite, olenite, foitite and, to a lesser extent...Sommaire Les expériences avec les minéraux du groupe de la tourmaline ont débuté avec des synthèses, et ensuite...définir les limites du champ de stabilité en termes de pression et de température de pôles particuliers. Ces...habituelles (solutions solides impliquant les pôles schorl, dravite, olénite, foïtite et, à un degré moindre...conditions allant de la diagenèse jusqu’au faciès granulite. Toutefois, le champ de stabilité de l’elbaïte, |  | | Journal (issue) | | Watch and Jewellery Show www.gemstone.org F O R E WO R D Dear Readers, T 18 East 48th Street, Suite...Thailand Kamal Kothari, India Brandon Ma, Thailand Bryan E. Pavlik, Austria Emmanuel Piat, France Capt. Ramji...ethical concepts all along the supply chain, from mine to market. For the moment, only a small number of...the focus of the forthcoming ICA Congress in Rio de Janeiro in April. It is clear that final proposals...in Panyu. www.gemstone.org E THIC AL MINING A N D FA I R T R A D E sensible works. Pla sustainab |  | Melo, Gustavo H.C. de, Monteiro, Lena V.S., Xavier, Roberto P., Moreto, Carolina P.N., Arquaz, Raul M., Silva, Marco Antonio Delinardo (2019) Evolution of the Igarapé Bahia Cu-Au deposit, Carajás Province (Brazil): Early syngenetic chalcopyrite overprinted by IOCG mineralization. Ore Geology Reviews, 111. 102993 doi:10.1016/j.oregeorev.2019.102993 | Journal (article/letter/editorial) | | by IOCG mineralization Gustavo H.C. De Melo, Lena V.S. Monteiro, Roberto P. Xavier, Carolina P.N. Moreto...2019 Please cite this article as: G.H.C. De Melo, L.V.S. Monteiro, R.P. Xavier, C.P.N. Moreto, R.M. Arquaz...overprinted by IOCG mineralization GUSTAVO H. C. DE MELO1*; LENA V. S. MONTEIRO2; ROBERTO P. XAVIER1...of Geosciences, University of São Paulo (USP), Rua do Lago, 562, 05508-080 São Paulo (SP), Brazil *corresponding...4% Cu and 0.86 g/t Au (Tallarico et al., 2005). Mine operation started in 1990, producing 3,119 ounces |  | | Report (issue) | | for foreign countries, if a given name refers to a mine or deposit, a nearby location or administrative...names may be used to refer to a single deposit or mine. For large deposits or mineralized areas, a 3 single...is meant to identify the area, deposit, district, mine, or occurrence to which the geologic, economic,...Sciences, v. 29, p. 735-759. Albuquerque, G.A.S.C. de, and Giannerini, J.F., 1989, The Paulista phosphate...rocas de aplicacion de la region Patagonia-Comahue: Argentina Ministerio de Economia, Secretaria de Estado |  | Andersson, Stefan S., Wagner, Thomas, Jonsson, Erik, Fusswinkel, Tobias, Leijd, Magnus, Berg, Johan T. (2018) Origin of the high-temperature Olserum-Djupedal REE-phosphate mineralisation, SE Sweden: A unique contact metamorphic-hydrothermal system. Ore Geology Reviews, 101. 740-764 doi:10.1016/j.oregeorev.2018.08.018 | Journal (article/letter/editorial) | | cite this article as: S.S. Andersson, T. Wagner, E. Jonsson, T. Fusswinkel, M. Leijd, J.T. Berg, Origin...Gränsö and Berg (Fig. 1). Klockartorpet (N 57° 48.0’, E 16° 30.0’) is a palaeoplacer mineralisation in the...monazite and U-bearing phases. Gränsö (N 57° 44’, E 16° 42.5’) is an island in the Västervik archipelago...strontianite. The locality at Berg (N 57° 50.0’, E 16° 33.0’) exposes quartzites and minor intercalated...magnetite, xenotime-(Y), monazite-(Ce), tourmaline (schorl-dravite), fluorite, zircon and fluorapatite. The |  | | Journal (article/letter/editorial) | | du supergroupe de la tourmaline sont ubiquistes comme accessoires dans les roches de la croûte terrestre...variété de milieux, et font donc preuve d’un champ § ‡ ¶ E-mail address: V.J.vanHinsberg@gmx.net E-mail...Massachusetts 02543, USA. E-mail address: hmarschall@whoi.edu 2 the canadian mineralogist de stabilité remarquable...termes de pression, température, composition de la phase fluide coexistante, et composition de la roche...environnementales de son milieu. Cet attribut est d’autant plus valable à cause du taux négligeable de la diffusion |  | Baksheev, Ivan A., Prokofiev, Vsevolod Yu., Trumbull, Robert B., Wiedenbeck, Michael, Yapaskurt, Vasilii O. (2015) Geochemical evolution of tourmaline in the Darasun gold district, Transbaikal region, Russia: evidence from chemical and boron isotopic compositions. Mineralium Deposita, 50 (1) 125-138 doi:10.1007/s00126-014-0526-3 | Journal (article/letter/editorial) | | compositions are oxy-dravite–povondraite, dravite, and schorl. We report here in situ B-isotope analyses by secondary...University, Leninskie Gory, Moscow 119234, Russia e-mail: ivan.baksheev@gmail.com V. Y. Prokofiev Institute...from the Teremkyn deposit is classified as schorl, oxy-schorl, dravite, and oxy-dravite. The composition...#112566 schorl and #108796 dravite (Dyar et al. 2001; Leeman and Tonarini 2001), and B4 schorl (Gonfiantini...B/10B 1σ (‰)a IMFb δ11B(‰)c 0.96341 −13.7 Schorl (11B/10B=3.993 and δ11B=−12.5) 23-Jun-11 3.847 |  | Bačík, Peter, Dikej, Jakub, Fridrichová, Jana, Miglierini, Marcel, Števko, Martin (2017) Chemical composition and evolution of tourmaline-supergroup minerals from the Sb hydrothermal veins in Rožňava area, Western Carpathians, Slovakia. Mineralogy and Petrology, 111 (4) 609-624 doi:10.1007/s00710-017-0507-1 | Journal (article/letter/editorial) | | Peter-Pavol are almost homogeneous with intermediate schorl-dravite composition. Čučma – Gabriela tourmaline...fluids forming tourmaline. Keywords Tourmaline . Schorl-dravite . Feruvite . Magnesio-foitite . Hydrothermal...in granitic rocks and their derivatives with the schorl-foitite composition (Broska et al. 1999). It also...tourmaline composition varies mainly between foitite and schorl, rarely dravite, fluordravite to fluor-uvite and...2007). Zlatá Idka is also the type locality of oxy-schorl which was found in hydrothermal veins in the granite |  | Trumbull, R. B., Slack, J. F., Krienitz, M.-S., Belkin, H. E., Wiedenbeck, M. (2011) Fluid sources and metallogenesis in the Blackbird Co-Cu-Au-Bi-Y-REE district, Idaho, U.S.A.: insights from major-element and boron isotopic compositions of tourmaline. The Canadian Mineralogist, 49 (1) 225-244 doi:10.3749/canmin.49.1.225 | Journal (article/letter/editorial) | | Telegrafenberg, D–14473 Potsdam, Germany Harvey E. BELKIN U.S. Geological Survey, National Center, Mail...tourmalines are aluminous, intermediate in the schorl–dravite series, with Fe/(Fe + Mg) values of 0.30...boron isotopes, SIMS, fluid sources, metallogeny. § E-mail address: robert.trumbull@gfz-potsdam.de 226...d’éléments majeurs et la composition isotopique du bore de la tourmaline provenant des gisements sulfurés stratoïdes...métasédimentaires, des cheminées de brèches minéralisées ou non, des veines tardives de quartz stériles ou non |  | Li, Yin-Chuan, Chen, Hong-Wei, Wei, Hai-Zhen, Jiang, Shao-Yong, Palmer, Martin R., van de Ven, T.G.M., Hohl, Simon, Lu, Jian-Jun, Ma, Jing (2020) Exploration of driving mechanisms of equilibrium boron isotope fractionation in tourmaline group minerals and fluid: A density functional theory study. Chemical Geology, 536. 119466 doi:10.1016/j.chemgeo.2020.119466 | Journal (article/letter/editorial) | | Shao-Yong Jiangc, , Martin R. Palmerd, ⁎ T.G.M. van de Vene, Simon Hohla, Jian-Jun Lua, Jing Mab, a State...Southampton, European Way, Southampton SO14 3ZH, UK e Department of Chemistry, McGill University, Montreal...T I C LE I N FO A B S T R A C T Editor: Michael E. Boettcher The equilibrium boron isotope fractionations...with increasing Mg/(Fe+Mg) ratios in the dravite-schorl solid solution series. This effect, together with...Jiangsu, 210023, PR China. ⁎⁎ Corresponding author. E-mail addresses: haizhenwei@nju.edu.cn (H.-Z. Wei) |  | | Journal (article/letter/editorial) | | States with historic production from the Blackbird Mine. All of the deposits were deformed and metamorphosed...Creek Formation (Fig. 1) †Corresponding author: e-mail, ahofstra@usgs.gov 0361-0128/12/4050/1189-17...other ore zones in the Idaho cobalt belt (Fig. 2A-E). Such quartz also contains less abundant vaporrich...CONSTRAINTS ON THE IDAHO COBALT BELT B. A. C. D. E. 10 microns F. H. G. I. J. 30 microns FIG....opaque sulfides from the Merle zone, Blackbird Co-Cu mine, Idaho. Some, but not all, of the quartz crystals |
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