 | | 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) | | respectsfrom the reef at its type locality at Rustenburg,30 km to the west. The reef averages 4 m thick and consistsof...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...mineral, constituting more than 50 percentof the platinum-groupminerals. Braggite and cooperire,together |  | | Report (issue) | | 991 Z=4 X-ray Powder Pattern: Merensky Reef, South Africa. 2.295 (100), 1.202 (100), 1.408 (90), 0.9153...28.28 17.70 Total 99.42 (1) Merensky Reef, South Africa; by electron microprobe, corresponding to (Pt1...series with atokite. As very sparse grains in concentrates (Merensky Reef, South Africa). Association:...Association: Atokite, unspecified platinum tellurides (Merensky Reef, South Africa); moncheite, pyrrhotite, pentlandite...complex, Montana, USA). Distribution: In the Rustenburg [TL], Atok, and Onverwacht mines, on the Merensky |  | | Journal (article/letter/editorial) | | Geology, University of Pretoria, Pretoria 0002, South Africa. e-mail: mierkle@postino.up.ac.za; wiebke.grote@up...ac, za © 2008 September Geological Society of South Africa ABSTRACT Gold-rich alloys with variable ¡imounrs...microprobe analyses demonstrates the presence of atokite. kotulskite, laurite, moncheice, niggliite, paolovlte...Bushveld Complex is not only a major source of platinum-group elements (PGE), it also contains gold which...microscopic investigation of such grains from Rustenbutg Platinum Mine (Kingston and El-Dosuky, 1982) revealed that |  | | Journal (article/letter/editorial) | | 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...reflectanceand hardnessdata are presented.The platinum-groupmineralsare an intimate part of the crystallization...conformsto the known geochemicalcharacter of the platinum-groupelements,especiallywith regardto the fractionationof |  | | Journal (article/letter/editorial) | | theMererisky Reefin 1924,surprisingly of Rustenburg Platinum Mines, are listed in the little work hasbeenpublished...5 m --589.6 m --590.4 m --543.5 m 6-6 north 7-1 south 7-1 south --1240 m Clino- pyroxene Feldspar ...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...Wilmshurst (1972); 11-12. Farm Zwartklip 405 KQ--Union Platinum Mine (van Zyl. 1960, p. 35); 13. Sample Z280 |  | | Journal (article/letter/editorial) | | PAPER The mineralogy and mineral associations of platinum group elements and gold in the Platreef at Zwartfontein...Akanani Project, Northern Bushveld Complex, South Africa Frits van der Merwe & Fanus Viljoen & Mike Knoper...Springer-Verlag 2012 Abstract The mineralogy of the platinum-group elements (PGE), and gold, in the Platreef...two boreholes, for the in-situ examination of platinum group minerals (PGM). PGM and gold minerals encountered...rustenburgite (Pt0.4Pd0.4Sn0.2), froodite (PdBi 2 ), atokite (Pd 0.5 Pt 0.3 Sn 0.2 ), stumpflite (PtSb), plumbopalladinite |  | | Journal (article/letter/editorial) | | 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 |  | | Report (issue) | | Atokite (Pd, Pt)3 Sn c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Cubic. Point Group:...991 Z=4 X-ray Powder Pattern: Merensky Reef, South Africa. 2.295 (100), 1.202 (100), 1.408 (90), 0.9153...43.74 38.35 18.65 100.74 (1) Merensky Reef, South Africa; by electron microprobe, corresponding to (Pd1...Reef, South Africa). Association: Unspecified platinum tellurides (Merensky Reef, South Africa); keithconnite...[TL] and Rustenburg mines, on the Merensky Reef, Bushveld complex, Transvaal, South Africa. From the |  | | Journal (article/letter/editorial) | | ISTRA, ANDI•LVIRAGAS?Ai•RINI Abstract The Atok Platinum Mine is situated in the northeastern portion of...chromitite seams,pegmatoid,and bandedfootwall norite. Platinum m]neralizationis usuallyconfinedto the porphyriticpyroxenitein...porphyriticpyroxenitein and betweenthe chromitite seams. Platinum valuescorrelate closelywith the nickel, copper...a new mineral atokite (Pt,Pd)aSn , and compoundsof Pd with Sn, Sb, and As. The platinum group minerals...associatedwith the sulfideminerals. It is thoughtthat platinum mineralizationis connectedwith the pegmatoid,•vhich |  | | Report (issue) | | 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 |  | Barkov, A. Y., Martin, R. F., Kaukonen, R. J., Alapieti, T. T. (2001) THE OCCURRENCE OF Pb Cl (OH) AND Pt Sn S COMPOUNDS IN THE MERENSKY REEF, BUSHVELD LAYERED COMPLEX, SOUTH AFRICA. The Canadian Mineralogist, 39 (5) 1397-1403 doi:10.2113/gscanmin.39.5.1397 | Journal (article/letter/editorial) | | THE MERENSKY REEF, BUSHVELD LAYERED COMPLEX, SOUTH AFRICA ANDREI Y. BARKOV§ AND ROBERT F. MARTIN Department...in chalcopyrite, in a spatial association with platinum-group minerals, in a sulfide-poor (≤5 vol.% of...the Merensky Reef, Bushveld layered complex, South Africa. This seems to be the first reported occurrence...compound in mafic-ultramafic rocks. The associated platinum-group minerals are members of the braggite series...longest dimension), members of the rustenburgite–atokite and merenskyite–moncheite series, zoned laurite |  | 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 |  | | Journal (article/letter/editorial) | | desulfurization in the Merensky Reef at Rustenburg (western Bushveld Complex, South Africa) ALEXANDER KAWOHL1,* AND...Sciences, University of Cape Town, Rondebosch 7700, South Africa [Received 30 July 2015; Accepted 4 November...undisturbed) Merensky Reef from Frank Shaft No.1 at Rustenburg Platinum Mine revealed the presence of a Pt-Fe-alloy...bismuthotellurides (10 vol.%), electrum (9 vol.%) and platinum group element- (PGE-) sulfides and stannides (2...Y WO R D S : Merensky Reef, Bushveld Complex, platinum-group minerals, troilite, isoferroplatinum, Pt-Fe-alloy |  | Osbahr, Inga, Oberthür, Thomas, Klemd, Reiner, Josties, Anja (2014) Platinum-group element distribution in base-metal sulfides of the UG2 chromitite, Bushveld Complex, South Africa—a reconnaissance study. Mineralium Deposita, 49 (6) 655-665 doi:10.1007/s00126-014-0538-z | Journal (article/letter/editorial) | | 49:655–665 DOI 10.1007/s00126-014-0538-z LETTER Platinum-group element distribution in base-metal sulfides...sulfides of the UG2 chromitite, Bushveld Complex, South Africa—a reconnaissance study Inga Osbahr & Thomas...reveal that pentlandite carries distinctly elevated platinum-group element (PGE) contents. In contrast, pyrrhotite...Germany 50 %), Ir (2 to 17 %), and Ru (1–39 %). Platinum-group mineral (PGM) investigations support these...of PGE. Keywords Platinum-group elements (PGE) . UG2 . Bushveld Complex . South Africa . LA-ICP-MS . MLA |  | | 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 |  | | Journal (article/letter/editorial) | | pp 1385-1394 The Platinum-GroupMineralogyof the MerenskyReef at the Impala Platinum Mines, Bophuthatswana...Abstract The platinum-group mineralogyof the MerenskyReefat the Impalaplatinummines,South Africa, hasbeen...followedup by the identificationand analysisof platinum-groupmineralsby electronmicroprobe. The mostabundantbasemetal...chalcopyrite. The relativevolumetricabundances of the platinum-groupmineralswere determinedto be asfollows:coopetite(44%)...MerenskyReef. Observedtexturesincludethe markedtendencyof platinum-groupmineralsto occurwith chalcopyrite, the exsolution |  | | Journal (article/letter/editorial) | | 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 |  | | Report (issue) | | froodite, paolovite, tatyanaite, sperrylite, atokite–rustenbergite, galena, chalcopyrite, cubanite,...[TL]. At the Rustenburg mine, in the Merensky Reef, Bushveld complex, Transvaal, South Africa. Name: Honors |  | | Journal (article/letter/editorial) | | pp. 1476-1480 GLOSSARY OF PLATINUM-GROUP This glossaryof the platinum-group mineralswas originally...Mineralogist, v. 12, p. 275-279. 1974b, Rhodium, platinum and gold alloys from the Stillwater Complex: Canadian... 12, p. 399-403. 1976, The mineralogy of the platinum-groupelements from some copper-nickel deposits...Laflamme, J. H. G., 1973b, Tulameenite, a new platinum-iron-copper mineral from placers in the Tulameen...Mineralogist, v. 13, p. 321-335. Newly named platinum-groupminerals marked Cabri, L. J., Chen, T. T |  | | Report (chapter) | | to the mill. Mineralogical characteristics of platinum ore, refractory gold ores, and complex Cu-Zn-Pb...University on April 11, 2015 50 G. A. KINGSTON Platinum-group elements (PGE): exploration and production...formation favours their occurrence as discrete platinum-group minerals (PGM) rather than being widely...situation where, as today, supply and the high platinum price was very much controlled by a limited number...Bushveld Igneous Complex in the Transvaal of South Africa. Since its discovery in 1924, this deposit has |  | | Journal (article/letter/editorial) | | 77(3), pp. 269–274 The solid solution between platinum and palladium in nature L. BINDI1,*, F. ZACCARINI2...Chemical and structural data are reported for platinum–palladium intermediates from two nuggets found...therefore, natural intermediates in the palladium–platinum solid solution. Reflectance and micro-hardness...experiments on synthetic compounds. K EY WORDS : platinum, palladium, alloys, chemical composition, unit-cell...unit-cell parameters. Introduction STUDIES of the platinum palladium equilibrium phase diagram show that |  | 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 |  | Yakovlev, Yu. N., Mitrofanov, F. P., Razhev, S. A., Veselovsky, N. N., Distler, V. V., Grokhovskaya, T. L. (1991) Mineralogy of PGE in the mafic-ultramafic massifs of the Kola region. Mineralogy and Petrology, 43 (3) 181-192 doi:10.1007/bf01166890 | Journal (article/letter/editorial) | | last few years nearly 50 minerals and unnamed platinum-group element (PGE) phases have been identified...themselves. The details of the composition of platinum mineralization in various massifs, its formation...bismuth tellurides and arsenides of palladium and platinum, a highly subordinated role of their sulphides...nachgewiesen. * Contribution to the Fifth International Platinum Symposium, Helsinki, August 1989. 182 Yu. N...Introduction There is scarce information about platinum mineralization in deposits of the Kola Peninsula |  | Yudovskaya, M., Kinnaird, J., Naldrett, A. J., Mokhov, A. V., McDonald, I., Reinke, C. (2011) FACIES VARIATION IN PGE MINERALIZATION IN THE CENTRAL PLATREEF OF THE BUSHVELD COMPLEX, SOUTH AFRICA. The Canadian Mineralogist, 49 (6) 1349-1384 doi:10.3749/canmin.49.6.1349 | Journal (article/letter/editorial) | | THE CENTRAL PLATREEF OF THE BUSHVELD COMPLEX, SOUTH AFRICA Marina YUDOVSKAYA§ School of Geosciences, University...the Witwatersrand, Private Bag 3, Wits 2050, South Africa, and IGEM RAS, Staromonetny 35, Moscow 119017...the Witwatersrand, Private Bag 3, Wits 2050, South Africa Andrey V. MOKHOV IGEM RAS, Staromonetny 35...524, Auckland Park 2006, South Africa Abstract The lateral variation in platinum-group mineral (PGM) assemblages...exsolved from the PGE-rich sulfide liquid. Keywords: platinum-group minerals, Pt–Fe alloy, hollingworthite, |
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