 | | Journal (article/letter/editorial) | | Sarah-Jane Barnes Platinum-group elements in the Boulder Bed, western Bushveld Complex, South Africa Received:...Springer-Verlag 2002 Abstract Concentrations of platinum-group elements in samples from the Boulder Bed...melt which accumulated in a pyroxenite layer. The host rock to the pyroxenite was a thick package of norites...hydration melting of the norites adjacent to the pyroxenite, producing anorthosite. The boulders represent...represent the broken-up remnants of the pyroxenite layer. The selvages of chromite and pure anorthosite around |  | | Journal (article/letter/editorial) | | chromitite layer, Bushveld Complex, South Africa, on Karee Mine (Lonmin Platinum) J. Van der Merwea, R.G. Cawthornb...Cawthornb,T b a Lonmin Platinum, Private Bag X508, Marikana 0284, South Africa School of Geosciences,...Witwatersrand, Private Bag X3, PO Wits, 2050, South Africa Received 10 December 2003; accepted 18 February...platiniferous UG2 chromitite in the Bushveld Complex, South Africa, are described. The layer of chromitite is underlain...sources given by Eales and Cawthorn, 1996). All the platinum mines (Merensky and UG2 Reefs) are denoted by |  | Smith, William, Maier, Wolfgang, Barnes, Stephen, Moorhead, Gareth, Reid, David, Karykowski, Bartosz (2021) Element mapping the Merensky Reef of the Bushveld Complex. Geoscience Frontiers, 12 (3) 101101pp. doi:10.1016/j.gsf.2020.11.001 | Journal (article/letter/editorial) | | Victoria, Australia d University of Cape Town, South Africa e Fugro Germany Land GmbH, 12555 Berlin, Germany...consistent with supercooling and in situ growth. The local thickening of the Merensky chromitite layers within...Merensky reef; Bushveld Complex; Magmatic sulphide; Platinum-group elements; PGE; Anorthosite Journal Pre-proof...Reef of the Bushveld Complex, South Africa, hosts one of the largest platinum-group element (PGE) resources...and -p baddeleyite grains in layers of the Rustenburg Layered Suite are out of sequence. Moreover, |  | | Journal (article/letter/editorial) | | HIBBINGITE IN OLIVINE PYROXENITE ADJACENT TO THE UG2 CHROMITITE, BUSHVELD COMPLEX, SOUTH AFRICA R. Grant CAWTHORN§...University of the Witwatersrand, Wits 2050, South Africa Martin SLABBERT Geological Office, Lonplats...Marikana, 0284, South Africa Abstract Core from exploration boreholes at the Karee platinum mine of the western...western Bushveld Complex, in South Africa, became iron-stained and friable upon surface exposure. This...Analyses of comparable fresh rocks, Merensky pyroxenite and also iron-rich ultramafic discordant pipes |  | | Journal (article/letter/editorial) | | Witwatersrand, Private Bag 3, WITS 2050, Johannesburg, South Africa e-mail: rais.latypov@wits.ac.za; soïŹa.chistyakova@wits...Pilanesberg Platinum Mines, Sedibelo Platinum Mines group company, Private Bag X11, Highveld, South Africa e-mail:...num.com; JWestraat@sedibeloplatinum.com © 2019 South African Journal of Geology. All rights reserved...impressive ~55 m high outcrop from the Pilanesberg Platinum Mine open pit, located in the NorthWestern Bushveld...the most abundant in the Bushveld Complex of South Africa. In this intrusion, they occur at the base of |  | | Journal (article/letter/editorial) | | VARIATION OF CHROMITE CHEMISTRY, PLATINUM GROUP ELEMENT AND PLATINUM GROUP MINERAL DISTRIBUTION IN THE...CHROMITITE: AN EXAMPLE FROM THE KAREE MINE, WESTERN BUSHVELD COMPLEX, SOUTH AFRICA Malte Junge,â Thomas OberthĂŒr...Bushveld Complex in South Africa contains the worldâs largest resources of platinum group elements (PGEs)...of chromite, and the distribution of PGEs and platinum group minerals (PGMs) within the UG-2. In the...covering the sequence of the UG-2 chromitite at the Karee mine in the western Bushveld Complex was studied in |  | | Journal (article/letter/editorial) | | Witwatersrand, PO Wits, 2050, South Africa CHRISTOPHER A. LEE¶ Anglo Platinum Geology Department, PO Box...62179, Marshalltown, 2107, South Africa ROBERT P. SCHOUWSTRA Anglo Platinum Research Centre, PO Box 6540...1412, South Africa PETER MELLOWSHIP Impala Platinum Mines, PO Box 5683, Rustenburg, 0300, South Africa...Africa ABSTRACT The abundances of the platinum-group elements (PGE), and their relative proportions, are...and eastern limbs of the Bushveld Complex, in South Africa. Grades for the mined reef interval are uniform |  | | Journal (article/letter/editorial) | | Johannesburg, South Africa, 2SRK Consulting, Northlands 2116, Johannesburg, South Africa and 3MMG Limited...Avenue, Oxford Corner, Rosebank, Johannesburg, South Africa Downloaded from http://petrology.oxfordjournals...sill-like injection of magma rich in sulphur and platinum-group elements (PGE) into pre-existing cumulates;...are lacking. The most telling observations are: local transgressions of the MR by younger potholes; widespread...Bushveld Complex; potholes; basal magma layers; platinum-group elements; chromitite seams; sulphide liquid; |  | Steenekamp, J.M.A., van der Westhuizen, W.A., Bateman, M.D., Jacobson, L., Nel, L. (2018) A Pleistocene Thrust Fault in Anorthosite of the Rustenburg Layered Suite near Mooinooi, North West Province, South Africa: Neotectonic Implications. South African Journal of Geology, 121 (4) 421-430 doi:10.25131/sajg.121.0033 | Journal (article/letter/editorial) | | Anorthosite of the Rustenburg Layered Suite near Mooinooi, North West Province, South Africa: Neotectonic Implications...Steenekamp P.O. Box 2986, Lichtenburg, 2740 South Africa e-mail: sbrietput@gmail.com W.A. van der Westhuizen...Free State, P.O. Box 339, Bloemfontein 9300 South Africa e-mail: willemvdw1950@gmail.com M.D. Bateman...Free State, P.O. Box 339, Bloemfontein 9300 South Africa e-mail: lj.heritage@gmail.com; nel.leon@vodamail...co.za © 2018 December Geological Society of South Africa Abstract The 2.056 Ma Bushveld Complex (BC) |  | | Journal (article/letter/editorial) | | Upper Critical Zone of the Rustenburg Layered Suite in the Swartklip Sector, north-western Bushveld Complex...patterns A.A. Mitchell P.O.Box 421, McGregor, 6708, South Africa e-mail: mitchaa@mweb.co.za J. Henckel Acacia...OfïŹce Suite, Bedford Gardens, Bedfordview, 2007, South Africa e-mail: hhenckel@acaciamining.com A. Mason-Apps...2107, South Africa e-mail: AMasonApps@Anglogoldashanti.com © 2019 Geological Society of South Africa. All...Critical Zone of the Rustenburg Layered Suite (RLS) in the Swartklip Sector, north-western Bushveld Complex |  | Maier, W. D., Barnes, S.-J., Groves, D. I. (2013) The Bushveld Complex, South Africa: formation of platinumâpalladium, chrome- and vanadium-rich layers via hydrodynamic sorting of a mobilized cumulate slurry in a large, relatively slowly cooling, subsiding magma chamber. Mineralium Deposita, 48 (1) 1-56 doi:10.1007/s00126-012-0436-1 | Journal (article/letter/editorial) | | ARTICLE The Bushveld Complex, South Africa: formation of platinumâ palladium, chrome- and vanadium-rich...October 2012 # Springer-Verlag 2012 Abstract Platinum-group element (PGE) deposits in the Bushveld Complex...Northam platinum mines, 2 Union platinum mine, 3 Impala platinum mines, 4 Rustenburg platinum mine, 5 Western...Western platinum and Karee mines, 6 Crocodile River mine, 7 Messina platinum mine, 8 Atok platinum mine...mine, 9 Maandagshoek section with Modikwa platinum mine, 10 Mineral Range and Shebaâs Ridge deposit, 11 Rooipoort |  | | Journal (article/letter/editorial) | | have studied a sequence of layered chromitite, pyroxenite, norite and 11 anorthosite overlying the UG2...eastern Bushveld 12 Complex at the Smokey Hills platinum mine. Layers show very strong medium to large scale...Anorthosite, Layered intrusion, Bushveld Complex, South Africa, Chromitite 24 1. Introduction 25 The petrogenesis...adjacent intrusive anorthosite at Smokey Hills platinum mine 50 on the farm Maandagshoek in the eastern...discovery site of platinum in the Bushveld Complex 56 (Merensky, 1926). Platinum nuggets were found |  | | Journal (article/letter/editorial) | | The Merensky Cyclic Unit, Bushveld Complex, South Africa: Reality or Myth? Emma J. Hunt 1, * 1 2 * ...Witwatersrand, Private Bag 3, Johannesburg 2050, South Africa; rais.latypov@wits.ac.za (R.L.); horvath1@lsu...stricto. The study indicates that the bulk of the platinum-bearing chromitite-feldspathic orthopyroxenite...in situ. Processes of gravitational settling and local remobilisation of crystals cannot be discounted...occurrences described in the Bushveld Complex, South Africa (Figure 1). This displays laterally persistent |  | | Journal (article/letter/editorial) | | University of the Witwatersrand, P.O. Wits 2050, South Africa e-mail: Grant.cawthorn@wits.ac.za; rais.latypov@wits...University of the Witwatersrand, P.O. Wits 2050, South Africa Geological OfïŹce, Marikana Mining Operations...0284, South Africa e-mail: Andiswe.vuthuza@lonmin.com © 2018 September Geological Society of South Africa...on Marikana Mining Operations platinum mines property, near Rustenburg, as well as other samples from...upward. The composition of the proposed liquid SOUTH AFRICAN JOURNAL OF GEOLOGY 2018 âą VOLUME 121.3 PAGE |  | | Journal (article/letter/editorial) | | Laurite from the Merensky Reef, Bushveld Complex, South Africa: âHydrothermalâ 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) | | Author(s) 2018 Abstract The Flatreef is a world-class platinum-group element (PGE) deposit recently discovered...sills of ultramafic rocks (dunite, harzburgite, pyroxenite) emplaced into pelitic, dolomitic, and locally...MaierW@cardiff.ac.uk 1 Ivanhoe Mines Ltd, Mokopane, South Africa 2 School of Earth and Ocean Sciences, Cardiff...Cardiff, UK Introduction The Bushveld Complex of South Africa is the worldâs largest layered intrusion and...Northam platinum mines; 2, Union platinum mine; 3, Impala platinum mines; 4, Rustenburg platinum mine; 5, |  | Veksler, Ilya V, Sedunova, Alena P, Darin, Andrey V, Anosova, Maria O, Reid, David L, Kaufmann, Felix E D, Hecht, Lutz, Trumbull, Robert B (2018) Chemical and Textural Re-equilibration in the UG2 Chromitite Layer of the Bushveld Complex, South Africa. Journal of Petrology, 59 (6) 1193-1216 doi:10.1093/petrology/egy058 | Journal (article/letter/editorial) | | UG2 chromitite layer of the Bushveld Complex, South Africa Ilya V. Veksler1, 2, 3*, Alena P. Sedunova3...of Cape Town, Private Bag Rondebosch, 7700, South Africa 7- Museum fĂŒr Naturkunde Berlin, Invalidenstrasse...western and eastern limbs of the Bushveld Complex, South Africa. Analytical methods included electron microprobe...Dyke in Zimbabwe and the Bushveld Complex in South Africa. In terms of economic geology, chromitite layers...chromium and some contain economic concentrations of platinum-group elements (PGE). As common and important |  | | Journal (article/letter/editorial) | | the MG 1 chromitite of the Bushveld Complex, South Africa, were observed; one characterised by abundant...chromitite layer of the Rustenburg Layered Suite of the Bushveld Intrusion, South Africa. Our approach integrates...setting The Bushveld Complex, located in the NE of South Africa (Fig. 1) is the largest known plutonic complex...Earth, hosting the worldâs greatest reserves of platinum-group elements, chromium and vanadium. It is...Cawthorn 1996; Cawthorn 2015). According to the South African Committee for Stratigraphy (1980), the complex |  | Klemd, R., Herderich, T., Junge, M., OberthĂŒr, T., Schouwstra, R., Roberts, J. (2016) Platinum-group element concentrations in base-metal sulphides from the Platreef, Mogalakwena Platinum Mine, Bushveld Complex, South Africa. South African Journal of Geology, 119 (4) 623-638 doi:10.2113/gssajg.119.4.623 | Journal (article/letter/editorial) | | OBERTHĂR, T. HERDERICH, R. SCHOUWSTRA AND J. ROBERTS Platinum-group element concentrations in base-metal sulphides...from the Platreef, Mogalakwena Platinum Mine, Bushveld Complex, South Africa R. Klemd and T. Herderich GeoZentrum... Johannesburg, PO Box 106 Crown Mines, 2025 South Africa e-mail: robertschouwstra5@gmail.com J. Roberts...2025 South Africa e-mail: jacques.r@telkomsa.net © 2016 December Geological Society of South Africa Abstract...sulphides (BMS) are important host minerals for platinum-group elements (PGE) in orthomagmatic NiCu-PGE |  | | 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 |  | | Journal (article/letter/editorial) | | chromitite layers at Eastern Chrome Mine, Eastern Bushveld Complex, South Africa: A descriptive study with comparison...Free State, P.O. Box 339, Bloemfontein 9300, South Africa Institut fĂŒr Mineralogie, Leibniz UniversitĂ€t...Free State, P.O. Box 339, Bloemfontein 9300, South Africa Dezernat fĂŒr Angewandte Geologie und Georisiken...sachsen-anhalt.de © 2020 Geological Society of South Africa. All rights reserved. Abstract A descriptive...of a single borehole from the Winterveld Chrome Mine, Eastern BC, along with analysis by both EPMA and |  | | Journal (article/letter/editorial) | | Scale of a Chromititeâ(Ortho)pyroxenite Cumulate Section, Bushveld, South Africa Shahrzad Manoochehri1*, Max...and 2Modikwa Platinum Mine, 292KT Onverwacht Hill, Steelport Region, Mpumalanga South Africa *Corresponding...Upper Critical Zone of the Bushveld Complex (South Africa) has been studied. The cumulates in the studied...follows: 3 m plagioclase pyroxenite to pyroxenite, pegmatoid footwall pyroxenite at the lower contact to...chromitite, 68 m pyroxenite, 024 m UG3 chromitite, 20 m plagioclase-rich pyroxenite changing locally |  | | Journal (article/letter/editorial) | | 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; |  | Kaufmann, Felix E.D., Hoffmann, Marie C., Bachmann, Kai, Veksler, Ilya V., Trumbull, Robert B., Hecht, Lutz (2019) Variations in Composition, Texture, and Platinum Group Element Mineralization in the Lower Group and Middle Group Chromitites of the Northwestern Bushveld Complex, South Africa. Economic Geology, 114 (3) 569-590 doi:10.5382/econgeo.4641 | Journal (article/letter/editorial) | | 569â590 Variations in Composition, Texture, and Platinum Group Element Mineralization in the Lower Group...Chromitites of the Northwestern Bushveld Complex, South Africa Felix E.D. Kaufmann,1,2,â Marie C. Hoffmann...variations in mineral chemistry, textures, and platinum group element (PGE) mineralization were investigated...II from vertical drill core profiles at the Thaba mine in the northwestern limb of the Bushveld Complex...assayed for PGE concentrations, and the respective platinum group mineral association was determined by mineral |  | Osbahr, Inga, OberthĂŒr, Thomas, Klemd, Reiner, Josties, Anja (2014) Platinum-group element distribution in base-metal sulfides of the UG2 chromitite, Bushveld Complex, South Africaâa reconnaissance study. Mineralium Deposita, 49 (6) 655-665 doi:10.1007/s00126-014-0538-z | Journal (article/letter/editorial) | | 49:655â665 DOI 10.1007/s00126-014-0538-z LETTER Platinum-group element distribution in base-metal sulfides...sulfides of the UG2 chromitite, Bushveld Complex, South Africaâa 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 (1â39 %). Platinum-group mineral (PGM) investigations support these...of PGE. Keywords Platinum-group elements (PGE) . UG2 . Bushveld Complex . South Africa . LA-ICP-MS . MLA |
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