 | | Report (issue) | | SURVEY OF SOUTH AFRICA COUNCIL FOR GEOSCIENCE GEOLOGICAL SURVEY OF SOUTH AFRICA MINERALOGY OF SOUTH AFRICA:... COUNCIL FOR GEOSCIENCE GEOLOGICAL SURVEY OF SOUTH AFRICA Scientific Editor R.D. Dixon Linguistic and...Council for Geoscience (Geological Survey of South Africa), 280 Pretoria Street, Silverton, Pretoria or..................... 50 4.2 Unidentified Non-Platinum-Group Phases .......................................................... 69 5.1 Overview of South African Occurrences ........................... |  | | Journal (article/letter/editorial) | | Laurite from the Merensky Reef, Bushveld Complex, South Africa: “Hydrothermal” in Origin? Federica Zaccarini...Merensky Reef of the Bushveld layered intrusion, South Africa. The zoned laurite forms relatively large crystals...characterized by an unusual zoning that involves local enrichment of As, Pt, Ir, and Fe. Comparison in...Keywords: laurite; sulfides; fluids; platinum group elements (PGE); platinum group minerals (PGM); Merensky...Merensky Reef; Bushveld Complex; South Africa 1. Introduction Minerals of ruthenium are very rare and only five |  | | Journal (article/letter/editorial) | | of Pretoria, Pretoria, South Africa, 2 Messina Ltd., Johannesburg, South Africa With 7 Figures Received...pyroxenite parting in placesi both contain high platinum-group element (PGE) values. Textural features...with chromite crystallization. The presence of platinum minerals within the sulphides of the inclusions...authors have in their studies of the nature of the platinum-group element (PGE) mineralization in the Bushveld...the westerly continuation of the rocks of the Rustenburg Layered Suite disappears beneath a cover of sediments |  | | Journal (article/letter/editorial) | | EconomicGeology Vol 77, 1982,pp. 1848-11366 The Platinum-GroupChemistryand Mineralogyof the UG-2 Chromitite...concentrationsof the platinum-groupelementsin Bushveldmagmas. More than6,000grainsof platinum-group mineralswere...chalcopyrite,pyrrhotite,and pyrite. Variation in the platinum-groupmineral assemblages can be explainedby variationsin...andthechemicalvariationsin platinum-groupelementsplusgoldcontents PRODUCTION of platinum-groupelements(PGE) in...layercontains justover50 percentof the plati- ingthe platinum-group mineralogyof the UG-2 layer num-group elementresources |  | Reisberg, Laurie, Tredoux, Marian, Harris, Chris, Coftier, Aline, Chaumba, Jefferson (2011) Re and Os distribution and Os isotope composition of the Platreef at the Sandsloot–Mogolakwena mine, Bushveld complex, South Africa. Chemical Geology, 281 (3) 352-363 doi:10.1016/j.chemgeo.2010.12.021 | Journal (article/letter/editorial) | | Sandsloot–Mogolakwena mine, Bushveld complex, South Africa Laurie Reisberg a,⁎, Marian Tredoux b, Chris...University of the Free State, Bloemfontein 9300, South Africa Department of Geological Sciences, University...University of Cape Town, Rondebosch 7701, South Africa d BRGM, Service Environnement Industriel et Procédés Innovants...Bushveld complex (South Africa), known collectively as the Rustenburg Layered Suite (RLS; South African Committee...known on Earth and provide much of the world's platinum as well as other precious metals. Both because |  | | Journal (article/letter/editorial) | | six months apart, define a precision (2a) of of platinum-groupelement(PGE) ore deposits.The osmiumisotoperatiosin...2(b) 11(c) E-3 Klipfontein -.008 11 (1965) Rustenburg 187Os?36Os• KINKC (1968) 1.434 a- .005 1.432...erlichmanite(OsSa);(b) inclusionof IrOs alloyin PtFePdalloy;(c) ruarsite(RuAsS) Precision is takento be the in-runstatistics...al. (1986) havearguedthat the localization of platinum-groupelementsin the Bushveldwas intimatelyassociated...southyoungestgrains is required to have had a residence west limb about 75 km from the Union section. SCIE |  | | Journal (article/letter/editorial) | | enriched in platinum-group elements (PGE) is described in the Hanumalapur Complex, Shimoga District, Karnataka... Geological map of the area around Tavarekere, South Channagiri, indicating the area concerned (partly...granite-gneiss terrain (3000 Ma). These are separated by a north-easterly trending fault plane, designated by Chadwick...peridotite-chromite banded peridotite-dunite with local pods of chromitite and gabbroic variations. Typically...tonalites-quartz tonalites-trondhjemites to the west and multiphase banded quartzo-feldspathic orthogneissgranodiorites |  | Naldrett, A J, Brownscombe, W, Herrington, R, Wilkinson, J, Berry, A, Coppard, J, Klatt, S, Kekana, S, Grobler, D, Phipps, M, Dunnett, T, Hadebe, D, Nielsen, S, Broughton, D, Kojonen., K K, Montjoie, R, van Rooyen, N, Reichhardt, F, Nex, P A M, Holwell, D A, Boyce, A J, Jones, A, Holwell, D A, Jones, R E, McDonald, I, Prichard, H M, Yudovskaya, M, Kinnaird, J A, Sobolev, A, Kuzmin, D, Wilson, A (2011) Abstracts. Applied Earth Science, 120 (4) 198-210 doi:10.1179/1743275812y.0000000015 | Journal (article/letter/editorial) | | most valuable products and a second in which the platinum-group element (PGE) are the most important. The...body trends roughly east-west and plunges to the west. It is overlain in the west by a coarse breccia and...Broughton Ivanplats Ltd, 82 Maude St, Sandton 2146, South Africa Ivanplats Ltd’s Platreef project is located...Northern Limb occurs in the Platreef, a sequence of west-dipping mafic–ultramafic intrusions that form the...zone’. This zone is poorly developed within the west-dipping near-surface part of the Platreef, but forms |  | | Journal (article/letter/editorial) | | Compositional Variations and Reflectance of the Common Platinum-Group Minerals* M. Tarkian Institute of Mineralogy...of the compositional variations of 22 different platinum-group minerals, of Os--Ir--Ru- and Pt--Fe alloys...and related spectral reflectance curves of the platinum-group minerals investigated significant correlations...in July, 1986. 170 M. Tarkian Introduction Platinum-group minerals (PGM) occur in primary and placer...8-10. Fig. 1. Sketch map showing location of the platinum-group mineral deposits studied Compositional |  | | Report (issue) | | Geochemistry, Mineralogy and Mineral Beneficiation of Platinum-Group Elements Edited by Louis J. Cabri Ottawa...PETROLEUM Suite 1210, 3400 de Maisonneuve Boulevard West Montréal, Québec, Canada H3Z 3B8 ISBN 1-894475-27-5...as follows in this example: OBERTHÜR, T., 2002. Platinum-group element mineralization of the Great Dyke...Geochemistry, Mineralogy and Mineral Beneficiation of Platinum-Group Elements. Edited by L.J. Cabri. Canadian... Preface Background The need for a new book on the platinum-group elements (PGE) became apparent about four |  | | Report (issue) | | Platinum-Group Elements Chapter N of Critical Mineral Resources of the United States—Economic and Environmental...9 rhenium 186.2 osmium 190.2 iridium 192.2 platinum 195.1 gold 197.0 mercury 200.5 thallium 204...gov/images/periodictable.pdf. Cover. Stillwater Mine in south-central Montana, looking southeast. The pond is...offices. Photograph by Michael L. Zientek, 2006. Platinum-Group Elements By Michael L. Zientek, Patricia...H.L., Schulte, R.F., and Seal, R.R., II, 2017, Platinum-group elements, chap. N of Schulz, K.J., DeYoung |  | | Report (issue) | | mineralogy and deposits Definition and characteristics Platinum (Pt) is one of a group of six chemical elements...elements collectively referred to as the platinum-group elements (PGE). The other PGEare palladium (Pd), iridium(lr)...ruthenium(Ru). Reference is also commonly made to platinum-group metals and to platinumgroup minerals, both...to PGM. In this document we use PGM to refer to platinum-group minerals. Pt Atomic weight Atomic number...2.5-3 properties vary considerably (Table 1). Platinum, iridium and osmium are the densest known metals |  | | Journal (article/letter/editorial) | | Springer-Verlag 1997 Printed in Austria Review of platinum-group mineralogy: compositions and elemental associations...Applied Geology, University of Natal, Durban, South Africa With 4 Figures Received February 2, 1996; accepted...February 20, 1997 Summary There are 96 approved PG (platinum group) - mineral species and more than 500 unidentified...varying concentrations of one or more of the six platinum group elements. The PG-minerals commonly have...pronounced antipathy with other PG-elements, whereas platinum exhibits the most marked sympathetic tendencies |  | Evans, David M., Barrett, Finn M., Prichard, Hazel M., Fisher, Peter C. (2012) Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47 (1) 175-196 doi:10.1007/s00126-011-0353-8 | Journal (article/letter/editorial) | | 47:175–196 DOI 10.1007/s00126-011-0353-8 ARTICLE Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic...Abstract Significant and widespread enrichment of platinum, palladium, and gold has been found within the...Barrett Exploration Pty Ltd., 72 Lawler Street, South Perth, WA 6151, Australia H. M. Prichard : P. C...a weak correlation between high abundances of platinum-group element (PGE) and chromitites. PGE values...Dunite . Mafic–ultramafic . Nkenja . Ophiolite . Platinum–palladium . Tanzania Introduction The Nkenja |  | | Journal (article/letter/editorial) | | Verlagsbuchhandlung 2007 Platinum-group minerals of concentrates from the Driekop platinum pipe, Eastern Bushveld...Abstract: Platinum-group mineral concentrates originating from the Driekop platinum mine, South Africa, collected...similar pipes were locally extraordinarily rich in platinum, with Pt/Pd of 80, and were the first to be mined...association in polyphase grains comprises ferroan platinum – geversite – stibiopalladinite – rustenburgite...high-temperature magmatic assemblage of metal alloys (ferroan platinum), associated with olivine, is replaced and overprinted |  | Baurier-Aymat, Sandra, Jiménez-Franco, Abigail, Roqué-Rosell, Josep, González-Jiménez, José María, Gervilla, Fernando, Proenza, Joaquín A., Mendoza, Joan, Nieto, Fernando (2019) Nanoscale Structure of Zoned Laurites from the Ojén Ultramafic Massif, Southern Spain. Minerals, 9 (5) 288 doi:10.3390/min9050288 | Journal (article/letter/editorial) | | )-erlichmanite (OS2 ) in mantle-hosted chromitites. These platinum-group minerals form isolated inclusions (<50 µm...the genesis of platinum-group minerals in magmatic ore-forming systems. Keywords: Platinum-group minerals;...The platinum-group minerals (PGM) include a group of minerals that concentrate the six platinum-group... Imaging and Chemical Characterization of the Platinum-Group Minerals (PGM) Five selected polished sections... hollingworthite (RhAsS), platarsite (PtAsS), ruarsite (RuAsS) and the Pt-arsenide sperrylite (PtAs2 |  | | Report (issue) | | U.S. GEOLOGICAL SURVEY CONSULTANCY SERVICES IN PLATINUM-GROUP MINERAL EXPLORATION FOR THE DIRECTORATE...Workshop on Platinum-group element deposits and environments......................... 10 Platinum-Group Element................................. 12 Overview Of Platinum-Group Element Occurrences In Indonesia....................................... 14 Jampang Kulon, West Java.................................................... 14 Singenggoe skarn deposit, Kotanopan, North Sumatra.................... 21 Bengkalis Au-PGM |  | | Book | | EXPLORATION FOR PLATINUM-GROUP ELEMENTS DEPOSITS Mineralogical Association of Canada Short Course Series...OF CONTENTS Introduction xvi GEOCHEMISTRY OF PLATINUM-GROUP ELEMENTS 1. Magmatic Geochemistry of the...Mungall 1-34 2. The Aqueous Geochemistry of the Platinum Group Elements (PGE) in Surficial, Low-T Hydrothermal...Magmatic-Hydrothermal Environments 35-56 J.J. Hanley DESCRIPTIVE PLATINUM-GROUP ELEMENT ORE DEPOSIT MODELS – PRECIOUS-METALDOMINANT...Pt & Pd Deposits A. Wilde 145-161 DESCRIPTIVE PLATINUM-GROUP ELEMENT ORE DEPOSIT MODELS – BASE-METALDOMINANT |  | | Book | | 1. Mafic dyke swarms in the Kaapvaal Craton, South Africa 189 3.4.2. The Mackenzie dyke swarm, Canada...controls of intracontinental alkaline magmatism in Africa 194 3.5.2. The Damaraland alkaline province, Namibia...intraplate magmatism around the Vredefort Dome, South Africa 6.3.4. Metamorphism and fluid generation; metamorphogenic...sulphides and platinum group elements (PGE) ores 7.3.1. The formation ofNi sulphide ores 7.3.2. Platinum group...Bushveld lgneous Complex, South Africa 8.2.3. Molopo Farms Complex, South Africa and Botswana 8.3 Magmatic |  | | Book (edition) | | *Niobium Nitrogen Osmium Oxygen Palladium Phosphorus Platinum Potassium Praseodymium Radium Radon H In I Ir... Meta/lurgical and Mineralogical Society o/ South Africa Journal of Chemical Phy ics Journal cif the...and Proceedings of the Royal Socief) 1 of Ne,v South Wales JPSJ Journal of rhe Physical Society of...Cand CSPG Pennskiye gubemskiye wdomo.sti (Perm district ga=elle) Pl,ilosopl,ical Maga=ine Periodico de...Red Sea covc, known as Sharm Abhur, about 30 km north of Jiddah. Saudi Arabia. 74, 500. 78. 235-236. CM |  | | Journal (volume) | | host deposits of chromite, vanadium, titanium, platinum-group elements (PGE) and gold. The cumulate stratigraphy... The Keivitsa intrusion (age 2057 Ma) is located south of the Koitelainen intrusion. Isotopic (Sm-Nd, S-isotopes...either acted as a phase boundary collector for platinum-group mineral (PGM) particles already crystallized...geochemistry, copper ores, vanadium ores, nickel ores, platinum ores, gold ores, Proterozoic, Finland, Lappi Province...pressure lithostatic pressure per cent solidified platinum-group elements PGE concentration (in ppb or ppm) |  | | Book (edition) | | Hexaferrum polysynthetic yes Bismuth, native Platinum, native isotropic Niningerite weak to moderate...grey); North Mine (North Broken Hill Mine; NBH Mine), Broken Hill, Yancowinna Co., New South Wales, Australia;...grey); Himmelsfürst Mine, Brand-Erbisdorf, Freiberg District, Erzgebirge, Sachsen, Germany (sample: Seifert);...contact with gold; West Driefontein Mine, Carletonville, Western Sector, Far West Rand (West Wits Line), Witwatersrand...Witwatersrand field, Gauteng Province, South Africa; PPL B Intergrowth of electrum (yellowish white) and |  | | 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...(yellow) in pyrite (light cream); West Driefontein, Johannesburg, South Africa [c]; Nic. // Irregular gold...between stibnite (light grey); Murchison Range, South Africa [g]; Nic. // Anhedral electrum (yellowish white)...grain of native cadmium (white, many scratches); West Verkhoyansky Range, Siberia, Russia [h]; Nic. //...native cadmium (dark brownish grey, many scratches); West Verkhoyansky Range, Siberia, Russia [h]; Nic. + |  | | Book | | Innovative and Applied Research on Platinum-Group and Rare Earth Elements Dedicated to the Work and Memory...Research on Platinum-Group and Rare Earth Elements Innovative and Applied Research on Platinum-Group and...Special Issue “Innovative and Applied Research on Platinum-Group and Rare Earth Elements” Reprinted from:...Makshakov, Nikolay V. Bryansky and Nikolay V. Smagunov Platinum Group Elements in Arsenopyrites and Pyrites of...Laurite from the Merensky Reef, Bushveld Complex, South Africa: “Hydrothermal” in Origin? Reprinted from: Minerals |  | | Report (issue) | | 9 rhenium 186.2 osmium 190.2 iridium 192.2 platinum 195.1 gold 197.0 mercury 200.5 thallium 204...China; niobium in Brazil; and platinum-group elements in South Africa and Russia), thus increasing the...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 |
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