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| 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 ........................... |
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| Western Platinmn mine differs in many respectsfrom the reef at its type locality at Rustenburg,30 km to the...the west. The reef averages 4 m thick and consistsof major porphyritic melanorite and minor pegmatitic...pegmatiticmelanoriteenclosingtwo thin chromitite bands. Platinum-groupmineralization occursmainly in the vicinity...vicinity of the upper chromitite seam, whereas at Rustenburg, where the reef is very thin and consistsof pegmatitic...between the two localities. The proportionsof the platinum-groupminerals are different from those at all |
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| bismuthotellurides in the Merens/cy Reef at Rustenburg platinum mine in the western Bushveld By G. A. KINGSTON...1965] Su,mmary. Four different palladiunl and platinum bismuthotellurides, one containing major mercury...mercury, have been identified in the ore from Rustenburg mine on the Merensky Reefl The composition of each...Similar phases have been located in the ore from Union mine. Two of these phases are shown to be moncheite...plutonic rocks in the central T r a n s v a a l of South Africa. The Merensky R e e f or Merensky Horizon forms |
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| 77, 1982, pp• 1867-1884 A Contributionon the Platinum-GroupMineralogy of the MerenskyReef at the Ru...variations,and possible parageneticposi- tionsof the platinum-group minerals(PGM)in samples of MerenskyReefpyroxenite...normalreef faciesin the centralsectionof the Rustenburg mine are described and discussed. The studyindicatesthat...vol %), laurite (8 vol %),kotulskite(8 vol %),merenskyite (4 vol %),Pt-Fealloy($ vol %),palladianelectrum...reflectanceand hardnessdata are presented.The platinum-groupmineralsare an intimate part of the crystallization |
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| theMererisky Reefin 1924,surprisingly of Rustenburg Platinum Mines, are listed in the little work hasbeenpublished...ZK 9 Borehole ZK 9 Borehole ZK 7 Union Crosscut Union Crosscut Union Crosscut Borehole TRF1 --588.5 m...m --589.6 m --590.4 m --543.5 m 6-6 north 7-1 south 7-1 south --1240 m Clino- pyroxene Feldspar Olivine...5 15.0 18.0 13.0 41.0 9. Rustenburg Platinum Mines 10. Rustenburg Platinum Mines 73.0 51.7 25.0 I 1...Quartz. Sources:1-7. Farm Zwartklip 405 KQ--Union Platinum Mine (van Zyl, 1960,p. 43); 8. Farm Turffontein302 |
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| [Northeastern University] at 11:35 25 October 2014 D Two South Africans Hans Merensky and Cecil John Rhodes P...first new mineral species to be described from South Africa. It was named after Col. Hendrik von Prehn (1733-85)...Europe in 1774. Seventy years elapsed before South Africa produced another species-teschemacherite, described...Further new mineral descriptions had to wait until South Africa’s modern mining industry was established...are two famous South Africans who have minerals named after them, one a geologist and mine discoverer, and |
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| University] at 17:41 09 June 2016 TaEnaleh, Noril’sk District, Siberia, Russia U ntil a few years ago, the...the acquisition of good specimens of any platinum-group mineral was difficult at best. Generally, collectors...fact, this find and a historical locality in South Africa for which specimens are not available represented...Crystals to 2.5 cm have been reported. Spenylite is platinum diarsenide (PtAs,). Analyses typically show minor...some occurrences. Sperrylite is the most common platinum mineral. It occurs with pentlandite, chalcopyrite |
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| EconomicGeology Vol. 85, 1990, pp. 537-555 Platinum-GroupMinerals in VariousRock Types of the Merensky...dunite-affected. Utilizingourcurrentdataonthe platinum-group minerals,certainsuitespeculiarto normal...Potholes arecharacterized by a zonaldistribution of platinum-group minerals, withPt-Fe at their centersand...beingPt-Fe (andolivine)bearing,with largeamountsof platinum-group elementsin thebasemetalsulfides. Multip...developmentat the four miningsections,namely,Rustenburg,Union,andAmandelbult, andthe Atokmine,of theRustenburg |
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| minerals Article PGE Production in Southern Africa, Part I: Production and Market Trends Lisa Thormann... Box 524, Auckland Park, 2006 Johannesburg, South Africa; cmbohwa@uj.ac.za Correspondence: benedikt.buchspies@tuhh...November 2017; Published: 18 November 2017 Abstract: Platinum group elements (PGEs) are an important resource...share of global PGE supply is extracted from the South African Bushveld Complex and from the Zimbabwean...industry. Keywords: platinum group elements (PGE); mineral resources; Southern Africa; Bushveld Complex; |
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| pp 1385-1394 The Platinum-GroupMineralogyof the MerenskyReef at the Impala Platinum Mines, Bophuthatswana...GeneralMining Union CorporationLtd., P.O. Box222, Springs1560,Republicof SouthAfrica Abstract The platinum-group...mineralogyof the MerenskyReefat the Impalaplatinummines,South Africa, hasbeen investigated.Polishedsectionswere preparedfrom...followedup by the identificationand analysisof platinum-groupmineralsby electronmicroprobe. The mostabundantbasemetal...chalcopyrite. The relativevolumetricabundances of the platinum-groupmineralswere determinedto be asfollows:coopetite(44%) |
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| in the identification and characterizationof 13 platinum-group minerals, as well as in a descriptionof...beneficiation. The platinum-groupminerals found are froodite, insizwaite, kotulskite, merenskyite, mertieite...presentin platinum-groupmineralsin the North Range deposits. This differenceis reflectedin the platinum-groupmineralogy;...sin the North Rangedeposits. Other differencesin the geochemistry betweenthe Southand North Rangedepositsare...SouthRangemichenerite is usuallyantimonian-and platinum-free, whereasNorth Rangemicheneriteis platinian |
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| International Strategic Minerals Inventory Summary Report-Platinum-Group Metals Prepared as a cooperative effort...Federal Republic of Germany, the Republic of South Africa, the United Kingdom, and the United States of... International Strategic Minerals Inventory Summary Report-Platinum-Group Metals By David M. Sutphin and Norman J...Federal Republic of Germany, the Republic of South Africa, the United Kingdom, and the United States of...Federal Republic of Germany, the Republic of South Africa, the United Kingdom, and the United States of |
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| 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 |
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| 77, 1982, pp. 1:328-1:347 RegionalTrendsin the Platinum-GroupMineralogyof the Critical Zone of the BushveldComplex...volume distribution,and mode of occurrence of the platinum-groupmineralsresidingin the MerenskyReef, the...unexploredareascan perhapsnow be predicted.The platinum-group mineralsof the UG-2 and overlyingMerenskylayers...in differentiatingthe oresin the vicinity (north and south) of the PilansbergAlkaline Complexfrom thoseof...westernBushveld)and hasled to an overall conceptrelating platinum-groupmineral types to postulatedcentersof increasedvolatile |
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| African Localities T o complement the Minerals of Africa theme of the 2002 Tucson Gem and Mineral Show,...88; Namibia is next with 73; the Republic of South Africa is third with 65; together they represent about...immediately leap to mind at the very mention of Africa, David Livingstone (18 13-73) and Henry Morton...for them, but neither species was first found in Africa; Mexico and Peru are the type localities for livingstoneite...discovered in a famed Kimberley diamond pipe in South Africa (see Who’s Who in Mineral Names by Tarassoff |
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| OF THE PLATINUM-GROUP MINERALS IN A CROSS-SECTION THROUGH THE MERENSKY REEF AT IMPALA PLATINUM: IMPLICATIONS...University of Pretoria, Pretoria 0002, Republic of South Africa PETER C. FISHER School of Earth, Ocean and...composition of platinum-group minerals in samples from a section of the Merensky Reef at Impala Platinum, on the...Reinkoyalskraal, in the western Bushveld Complex, South Africa, has shown that melanorite, leuconorite and...bismuthotellurides, predominantly moncheite and merenskyite. In the chromite-rich lithologies, this assemblage |
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| andsperrylitewith platinum-iron alloyand minorPt-Pd bismuthotellurides and pipesby platinum-iron alloy,sperrylite...sulfidesin the earlier stagesand to form independent platinum-group mineralsin the later stagesof the magmaticcycle...silicatenickelinto sulfidenickel,but alsoin theextraction of platinum-group elements from•silicates, oxides, andsulfides...andeconomically significant platinum-group minerals. Hydrothermal copper-platinum oresnotspatially related...Uralsplacers area casein point;and(3) alteration of platinum-group element alloys in placersis a widespread |
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| 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 |
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| Abstract The stability fields of michenerite and merenskyite have been defined above about 450øC. Micheneriteforms...501ø - 3øC to Bi-rich kotulskiteand liquid. Merenskyite forms a more extensive solid-solutionfield than...michenerite. A completesolid solution exists between merenskyite and kotulskite from 575ø___10ø to 710ø-----10øC...Introduction kotulskite, PdTe (m.p. 720øC), and merenskyite, PdTe: (m.p. 740øC). Elliott (1965) pointedout...reportedthat syntheticmichenerite "meltsat skite and merenskyite. It was too fine to distinguish 489--+2øC to |
 | McCreesh, Matthew J. G., Yudovskaya, Marina A., Kinnaird, Judith A., Reinke, Christian (2018) Platinum-group minerals of the F and T zones, Waterberg Project, far northern Bushveld Complex: implication for the formation of the PGE mineralization. Mineralogical Magazine, 82 (3) 539-575 doi:10.1180/mgm.2018.83 | Journal (article/letter/editorial) |
| Platinum-group minerals of the F and T zones, Waterberg Project, Far Northern Bushveld Complex: implication...University of the Witwatersrand, 2050 Wits, South Africa 2. CIMERA the NRF/DST Centre of Excellence...Johannesburg, PO Box 524, Auckland Park 2006, South Africa * E-mail: marina.yudovskaya@wits.ac.za ABSTRACT...sperrylite, braggite, Pd stannides and antimonides. The platinum-group minerals (PGM) of the F zone are mainly...stage. Keywords: Bushveld, Waterberg project, platinum-group minerals, sperrylite, Pt-Pd bismuthotellurides |
 | Oberthur, T., Melcher, F., Gast, L., Wohrl, C., Lodziak, J. (2004) DETRITAL PLATINUM-GROUP MINERALS IN RIVERS DRAINING THE EASTERN BUSHVELD COMPLEX, SOUTH AFRICA. The Canadian Mineralogist, 42 (2) 563-582 doi:10.2113/gscanmin.42.2.563 | Journal (article/letter/editorial) |
| DETRITAL PLATINUM-GROUP MINERALS IN RIVERS DRAINING THE EASTERN BUSHVELD COMPLEX, SOUTH AFRICA THOMAS OBERTHÜR§...the eastern Bushveld, more than 6000 grains of platinum-group minerals (PGM) were recovered from alluvial...Keywords: platinum-group minerals, placer, Maandagshoek, eastern Bushveld Complex, South Africa. SOMMAIRE... INTRODUCTION The initial major discovery of platinum in the Bushveld Complex, which subsequently led...Bushveld Complex that produced unknown amounts of platinum. However, as mining commenced on the rich pipes |
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| Original Article Concentration of Particulate Platinum-Group Minerals during Magma Emplacement; a Case...Bafokeng Rasimone Platinum Mine (BRPM) are described. A model for the formation of platinum-group minerals...To achieve this it is necessary to understand platinum-group element (PGE) behaviour in naturally occurring...magma emplacement owing to interaction with the local Transvaal sediments. As a result, mechanical separation...The 206 Ga magmatic event recorded in southern Africa led to the formation of several layered intrusions |
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| formation—a key to understanding processes of platinum enrichment J. A. Kinnaird, F. J. Kruger, P. A...Bushveld Complex hosts a number of substantial platinum-group element (PGE)-bearing chromitite layers...of the platinum-bearing Merensky Reef. Until 1982 only the Merensky Reef was mined for platinum, although...Until 1982 only the Merensky Reef was mined for platinum in the Bushveld Complex, although it has long...long been known that chromitites also host platinum-group elements (PGE).28 All the chromitites are enriched |
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| revised edition) 2 2 . N. DEKUN MINERAL ECONOMICS OF AFRICA 2 3 . B.L GULSON LEAD ISOTOPES IN MINERAL EXPLORATION...Ores DEVELOPMENTS IN ECONOMIC GEOLOGY, 2 6 platinum-group element exploration Dennis L. Buchanan Department...will never be spoken. " P. A. WAGNER, The platinum South Africa deposits so be alluring prophesied and... Foirewoird. The platinum-group elements rhodium, ruthenium, (PGE) include platinum, iridium and osmium...as well a s major industrial uses. a permanent Platinum has aesthetic qualities, combined lustre, which |
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| http://www.tandfonline.com/loi/tigr20 Russia's Platinum-Group Metals: A Current Survey a David B. Doan...David B. Doan & Andrew R. Bond (1994) Russia's Platinum-Group Metals: A Current Survey, International...Winston & Son, Inc. All rights reserved. Russia's Platinum-Group Metals: A Current Survey DAVID B. DOAN U...s e e a b l e f u t u r e . Introduction THE PLATINUM-GROUP metals (PGM) are among the rarest and most...The latter has been estimated only crudely as: platinum—5 parts per billion (ppb); palladium—10 ppb; and |
