 | | 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) | | 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 |  | | Journal (article/letter/editorial) | | African literature is essentially concerned with local areas within each country, only one country is represented...The geology and physiography of parta of Ncheu, South Syasa and Upper Shire districti: Nyaaaland Geol...Precambrien de I’Afrique Occidentale Franwise: Fr. West Afr. Dir. Mines, Bull. U, 107 pp. Ft. Weat Afr.:...Notice explicative sur la feuille Abidjan-Oueet: Fr. West Afr. Serv. GBol., Carte GBol., 25 pp. Fs. Wed Afr...Afr.: 1 quart&e. Bosazw, V. L. (19378) Notes on South African materiels for silica refractories: Geol |  | | Report (issue) | | Federal Republic of Germany, the Republic of South Africa, and the United States of America Major geologic...Federal Republic of Germany, the Republic of South Africa, and the United States of America 1984 C I...Products Section, U. S. Geological Survey, 604 South Pickett Street, Alexandria, VA 22304 FOREWORD...(EMR), Geological Survey of Canada; Ian Goldberg, South African Department of Mineral and Energy Affairs...each country having a major chromite deposit or district--------------------------------7. By economic |  | | Journal (article/letter/editorial) | | Springer-Verlagt991 Petrogenesis of the Merensky Reef in the Rustenburg section of the Bushveld Complex D . M . Nicholson...petrogenetic model for the Merensky Reef in the Rustenburg section of the Bushveld Complex has been developed...Merensky Reef is famous for its enrichment in the platinum group elements (PGEs), and its remarkable regularity...pegmatoid and associated rocks in the Rustenburg section of Rustenburg Platinum Mines in the southwest sector...petrographically and by electron microprobe. At Rustenburg the reef ideally is constituted as a pegmatoidal |  | | Report (edition) | | bookseller 1936 Price 3s. Net IMPERIAL INSTITU1··E SOUTH KENSINGTON, S.W. 7 Ts E~ Imperial Institute was...• • • • • • • •• • • 12 MINERALS OF THE PLATINUM METALS MonE OF OccuRREN0E • • MINING AND CONCENTRATION...Protecto1·ate .. Southe1n Rhodesia • • • • Union of South Africa • • • • Canada .. •• • • • • Newfoundland... • o I p • • e ' I 97 • • 98 • 4 PLATINUM METALS IN FOREIGN COUNTRIES United States . ... • • PLATINUM AND ALLIED METALS INTRODUCTION The platinum group of metals includes platinum, palladium |  | | Report (issue) | | Economic Geology of the Platinum Metals By JOHN B. MERTlE, ]R. GEOLOGICAL SURVEY PROFESSIONAL PAPER...PAPER 630 A summary report on the geology of the platinum deposits of the world, with a discussion of the...the chemistry and mineralogy of the platinum group of metals and a comprehensive bibliography UNITED...production _____________________________ -----Platinum metals _____________________________ ----- __...alloys of platinum metals ____________ _ Chemical compounds of platinum metals ______ _ Platinum deposits |  | | Journal (article/letter/editorial) | | follows well-establishedcrystallizationsequenceson local and secular scales, although sequencesindicated...abbreviationsmay be used: Mererisky Reef (M.R.), Rustenburg Platinum Mines (R.P.M.), base metal sulfides (BMS)...deposition of magmaticsedi- are not available in South Africa; I therefore trust ments,thus accordingthem...and Emerson, 1959; Cameronand Desborough, in the local,thick,isomodal 1969), whichhavecontributedsomuchto...1967;Jackson,1970). This clearlysuggests that the main local control of chromite-seamforma- tion wascompositional |  | | Book | | 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 |  | Smith, A.J.B., Viljoen, K.S., Schouwstra, R., Roberts, J., Schalkwyk, C., Gutzmer, J. (2013) Geological variations in the Merensky Reef at Bafokeng Rasimone Platinum Mine and its influence on flotation performance. Minerals Engineering, 52. 155-168 doi:10.1016/j.mineng.2013.05.015 | Journal (article/letter/editorial) | | variations in the Merensky Reef at Bafokeng Rasimone Platinum Mine and its influence on flotation performance A.J...Johannesburg, South Africa Anglo American Technical Solutions – Research, Crown Mines, Johannesburg, South Africa...Complex of South Africa is marked by prominent lateral and vertical variations in its geology, platinum group...grade distribution and platinum group mineralogy. At Bafokeng Rasimone Platinum Mine on the western limb...pothole edge reef facies) at Bafokeng Rasimone Platinum Mine has been carried out in an attempt to understand |  | | Journal (article/letter/editorial) | | Zones of the northwestern Bushveld Complex, South Africa* H.V. Eales a, W.J. de Klerk b and B. Teiglera...University, Grahamstown (South Africa) bAlbany Museum, Grahamstown (South Africa) (Received May 17, 1990;...Zones of the northwestern Bushveld Complex, South Africa. Chem. Geol., 88: 261-278. During deposition...exposures of the complex, centered on Rustenburg Platinum Mines, Union and Amandelbult Sections. It focuses...Survey, through the deep footwall to platinum-mining development at Union Section. Borehole NG3, covering |  | Roberts, M. D., Reid, D. L., Miller, J. A., Basson, I. J., Roberts, M., Smith, D. (2007) The Merensky Cyclic Unit and its impact on footwall cumulates below Normal and Regional Pothole reef types in the Western Bushveld Complex. Mineralium Deposita, 42 (3) 271-292 doi:10.1007/s00126-006-0111-5 | Journal (article/letter/editorial) | | Cyclic Unit (MCU). In the Swartklip Facies of the Rustenburg Layered Suite, the occurrence of widespread thermal...In the Regional Pothole Reef at the Northam Platinum Mine, several economic reef types are identified...Sciences, University of Cape Town, Rondebosch 7701, South Africa J. A. Miller (*) Department of Geology, University...X1, Matieland 7602, South Africa e-mail: jmiller@sun.ac.za M. Roberts 140 North Wilson Avenue, no. 7...USA D. Smith Northam Platinum Mine, P.O. Box 441, Thabazimbi 1380, South Africa Present address: I. J |  | Yudovskaya, M. A., Kinnaird, J. A., Sobolev, A. V., Kuzmin, D. V., McDonald, I., Wilson, A. H. (2013) Petrogenesis of the Lower Zone Olivine-Rich Cumulates Beneath the Platreef and Their Correlation with Recognized Occurrences in the Bushveld Complex. Economic Geology, 108 (8) 1923-1952 doi:10.2113/econgeo.108.8.1923 | Journal (article/letter/editorial) | | the Witwatersrand, Private Bag 3, Wits 2050, South Africa Planck Institute for Chemistry, Post Office...in the northern limb of the Bushveld Complex (South Africa). The Lower zone is separated from the overlying...Bushveld Complex of South Africa comprises three main intrusive suites: the Rustenburg Layered Suite, the...ultramafic intrusion forming the roof of the Complex (South African Committee for Stratigraphy, 1980; Cawthorn...et al., 2006). Mafic-ultramafic rocks of the Rustenburg Layered Suite occur in five separate basins (termed |  | Chutas, N. I., Bates, E., Prevec, S. A., Coleman, D. S., Boudreau, A. E. (2012) Sr and Pb isotopic disequilibrium between coexisting plagioclase and orthopyroxene in the Bushveld Complex, South Africa: microdrilling and progressive leaching evidence for sub-liquidus contamination within a crystal mush. Contributions to Mineralogy and Petrology, 163 (4) 653-668 doi:10.1007/s00410-011-0691-7 | Journal (article/letter/editorial) | | plagioclase and orthopyroxene in the Bushveld Complex, South Africa: microdrilling and progressive leaching evidence...Grahamstown 6140, South Africa D. S. Coleman Department of Geological Sciences, University of North Carolina,...ultramafic–mafic intrusion located in northeastern South Africa. The complex is thought to be broadly ‘‘dish’’...portions of the complex, known collectively as the Rustenburg Layered Suite, are exposed as two major lobes...et al. 1995; Cawthorn and Walraven 1998). The Rustenburg Layered Suite is divided into five major zones |  | | Journal (article/letter/editorial) | | anorthosite,the overlyingbasalchromitite,and the platinum-bearinggabbroic pegmatoidalpyroxenite. Three potholeswere...literature to present an integration of ideas for platinum-groupelement enrichment in the MerenskyReef. Introduction...sequenceof the Bushveld Complex, Transvaal, South Africa. This zoneconsists chieflyof alternatingpyroxenite...chromitite layers at least locally en- richedin platinum-group elements.The Merensky Reef is a coarse-textured...6.0 m thick, that containsaccessory mineralsof platinum-groupelements. "The sulfidesof the Merensky Reef |  | 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 |  | | Report (issue) | | 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...Mineral Policy Sector (MPS); Gabriele I.C. Schneider, South African Department of Mineral and Energy Affairs...resources and mine production by geologic deposit type. . . 5. Distribution of cobalt resources and mine and metal...TABLES Page TABlE 1. 2. 3. 4. 5. 6. World cobalt mine production 1977-83............................. |  | | Report (issue) | | Publications, Ltd., Gardenvale, Que. ; in the Union of South Africa from Central News Agency, Ltd., P.O. Box...nominated by tho High Commis sioner for the Union of South Africa. Professor V. G. Shepheard, R.C.N.C., nominated...Commissioner for India. T. Henry Turner, M.Sc. (London and North Eastern Railway Co.). J. L. F. Vogel, M.I.E.E.,...Rhodesia Tanganyika Union of South Africa . . Canada Newfoundland British North Borneo Cyprus India Australia...64 66 67 69 70 70 71 71 74 Vi PAGE French West Africa Madagascar Cuba .. Costa Rica Guatemala Puerto |  | | Journal (article/letter/editorial) | | (2004) 293 – 317 www.elsevier.com/locate/chemgeo Platinum-group element distribution in the Main Zone and...and Upper Zone of the Bushveld Complex, South Africa Sarah-Jane Barnes a,*, W.D. Maier b, L.D. Ashwal...Department of Geology, University of Pretoria, 0002, South Africa c School of Geosciences, University of the Witwatersrand...Witwatersrand, Private Bag 3 WITS 2050, South Africa Abstract The platinum-group element (PGE) contents of the...IPGE into magnetite. The weighted average of the platinum-group elements (PGE) and Au over the 2000 m of |  | | Journal (article/letter/editorial) | | Lower Critical Zones of the Bushveld Complex, South-Africa Bélinda Godel a,⁎, Sarah-Jane Barnes b, Wolfgang...late-stage magmatic or non-magmatic fluids. The Rustenburg Layered Suite of the Bushveld Complex forms the...extensively studied over the past 100 years. Hence, the Rustenburg Layered Suite is an ideal natural laboratory...from the Lower and Lower Critical Zones of the Rustenburg Layered Suite. Together with whole-rock chemistry... Geological settings The 2054.4 ± 1.3 Ma old Rustenburg Layered Suite of the Bushveld Complex (Harmer |  | | Journal (article/letter/editorial) | | Caesars “something new” has ever been coming “out of Africa.” Nowadays geologists are there finding novelties...east, the Atlas structures of the north, the igneous rocks of the west, the remarkable copper deposits...deposits of Katanga in the center, and in the south the Ehodesian “Great Dike,” the clear evidences of Carboniferous...widespread platinum-bearina rocks—■ all these and many other newer discoveries in- Africa are { f ^ '...readily accessible to geologists outside of South Africa, and the majesty of the Bushveld Complex, with |  | | Journal (article/letter/editorial) | | Grahamstown 6140, South Africa Abstract In the lowermost rocks of the Rustenburg Layered Suite (Bushveld...planet and yields some 57% of world production of platinum-group metals from its share of 88% of the World’s...(Department of Minerals and Energy, Republic of South Africa, 2007−2008). Situated in the region previously...stretch over some 430 km from east to west and 300 km from north to south. The complex is stratigraphically...sills in the footwall of the complex in the Marico district of the Far Western Limb returned an average of |  | Yudovskaya, M. A., Kinnaird, J. A., Udachina, L. V., Distler, V. V., Kuz’min, D. V. (2014) Role of magmatic and fluid concentrating in formation of platinum mineralization in the Lower Zone and Platreef as follows from composition of phlogopite, cumulus silicates, and sulfide melt, the northern limb of Bushveld Complex. Geology of Ore Deposits, 56 (6) 451-478 doi:10.1134/s1075701514060063 | Journal (article/letter/editorial) | | Magmatic and Fluid Concentrating in Formation of Platinum Mineralization in the Lower Zone and Platreef...the Witwatersrand, 2050 Wits, Johannesburg, South Africa c Sobolev Institute of Geology and Mineralogy...of ultramafic intrusion forming its roof, the Rustenburg Layered Suite, the Lebowa Granite Suite, and...2006). The mafic and ultramafic rocks of the Rustenburg Suite occur in five separate magmatic basins... 25°15′ S Groblersdal Fault Far western limb Rustenburg Western limb Johannesburg Southeastern limb 100 |  | | Book (edition) | | OF OF SOUTH AFRICA MINES GEOLOGICAL SURVEY MINERAL RESOURCES OF REPUBLIC OF THE SOUTH AFRICA...Second World War, and partly as a result of it, South Africa experienced vast industrial expansion. This...official ‘handbook on the mineral resources of South Africa, it has become necessary to revise, or rather...great diversity and magnitude of South African mineral deposits and local mining operations, the Economic...Chamber of Mines of South Africa with Mr G. H. Grange as co-ordinator, and the South, African mining industry; |  | | Book (volume) | | IRON-ORE SUPPLIES OF THE WORLD). PART 2.-BRITISH AFRICA. LONDON: PRINTED & PUBLISHED BY HJS MAJES'l'Y'S...Introduction Union of South Africa : Transvaal Cape Province ... ... PAGE 5 • 6 Natal 23 23 South-West...South-West Africa Territory 30 Southern Rhodesia 38 Swaziland ... 47 British East and Central Africa :Kenya...Nyasaland ... Egypt and The Suda.n • Egypt Sudan British West Africa:Gambia Sierra Leone Gold Coast ... Nigeria... Introduction. Iron ore is known to occur extensively in Africa, but up to the present a considerable part of the |
|
