 | | Journal (article/letter/editorial) | | investigation of the Waterberg hydrothermal platinum deposit, Mookgophong, Limpopo Province, South Africa P. Armitage*1...around the unusual quartz-vein hosted Waterberg platinum deposit was mapped using aerial photographs at...located in the Mookgophong (Naboomspruit) District of the Limpopo Province in South Africa and is dominated...merge with the PlanknekāYsterberg Fault system, south of Mokopane (Potgietersrus). The Welgevonden Fault...rocks supplied the platinum-group elements in the deposit and the source for these metals must lie elsewhere |  | OberthĆ¼r, Thomas, Melcher, Frank, Fusswinkel, Tobias, van den Kerkhof, Alfons M., Sosa, Graciela M. (2018) The hydrothermal Waterberg platinum deposit, Mookgophong (Naboomspruit), South Africa. Part 1: Geochemistry and ore mineralogy. Mineralogical Magazine, 82 (3) 725-749 doi:10.1180/minmag.2017.081.073 | Journal (article/letter/editorial) | | The Hydrothermal Waterberg Platinum Deposit, Mookgophong (Naboomspruit), South Africa ā Part 1 ā Geochemistry...mut.oberthuer@yahoo.de Abstract The Waterberg Platinum deposit is an extraordinary example of a vein-type...opaque mineral and the lack of sulfides. The āWaterberg typeā mineralization is characterized by unique...still active. 2 Keywords: Hydrothermal Waterberg Platinum Deposit, Bushveld Complex, platinum-group elements...Introduction The historic Waterberg Platinum deposit ā not related to the current "Waterberg Project" exploration |  | Holwell, David A., Adeyemi, Zeinab, Ward, Laura A., Smith, Daniel J., Graham, Shaun D., McDonald, Iain, Smith, Jennifer W. (2017) Low temperature alteration of magmatic Ni-Cu-PGE sulfides as a source for hydrothermal Ni and PGE ores: A quantitative approach using automated mineralogy. Ore Geology Reviews, 91. 718-740 doi:10.1016/j.oregeorev.2017.08.025 | Journal (article/letter/editorial) | | comprised of pyrrhotite-pentlandite-chalcopyrite(-pyrite). Sulļ¬de alteration is common during syn- or post-magmatic...temperature (< 200 Ā°C) hydrothermal assemblage of pyrite-millerite-chalcopyrite (PMC). An example is the...pyrrhotite-pyrite-pentlandite-chalcopyrite; Style 3 pyrite-pentlanditechalcopyrite; Style 4 pyrite-pentla...pyrite-pentlandite-millerite-chalcopyrite; and Style 5 pyrite-millerite-chalcopyrite-cubanite. Modelling using CHILLER...interaction progresses, pyrrhotite is replaced by pyrite and pentlandite by millerite, with concurrent losses |  | McFall, Katie, McDonald, Iain, Tanner, Dominique, Harmer, R.E. (Jock) (2019) The mineralogy and mineral associations of platinum-group elements and precious metals in the Aurora Cu-Ni-Au-PGE deposit, Northern Limb, Bushveld Complex. Ore Geology Reviews, 106. 403-422 doi:10.1016/j.oregeorev.2019.02.008 | Journal (article/letter/editorial) | | and precious metals in the Aurora Cu-Ni-Au-PGE deposit, Northern Limb, Bushveld Complex Katie McFall,...and precious metals in the Aurora Cu-Ni-Au-PGE deposit, Northern Limb, Bushveld Complex, Ore Geology Reviews...and precious metals in the Aurora Cu-Ni-Au-PGE deposit, Northern Limb, Bushveld Complex Katie McFall1...Rhodes University, P.O. Box 94, Grahamstown 6140, South Africa. Aurora is a platinum-group element (PGE) prospect...in the Northern Limb of the Bushveld Complex, South Africa. It is one of only three deposits discovered |  | | Journal (article/letter/editorial) | | Pentlandite and Co + Platinum Group Elements into Pyrite in the Fazenda Mirabela Intrusion, Brazil Robert...crystallized and subsequently pentlandite as it exsolved. Pyrite in the Santa Rita ore zone is Co rich and contains...than pyrrhotite and pentlandite, suggesting that pyrite has not replaced and inherited the PGE concentrations...concentrations of these sulfides. The Pd-poor nature of pyrite also indicates that it has not replaced Pd-rich...the IPGE and Co preferentially partitioned into pyrite as it exsolved from MSS. Introduction The Fazenda |  | | Journal (article/letter/editorial) | | upon the contact of the main sulfide minerals (pyrite, pyrrhotite, galena, chalcopyrite and valleriite)...observed on galena and valleriite and the lowest on pyrite and pyrrhotite. The preliminary moderate oxidation...harsh reaction conditions. The pre-oxidation of pyrite in all cases resulted in a decrease of the Pt deposition...particularly pentlandite, pyrrhotite, chalcopyrite, pyrite [15,25,26]. Palladium is hosted in base metal sulfides...describe the deposition of PGEs, on the surface of pyrite, galena and sphalerite by X-ray photoelectron spectroscopy |  | 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...mineralogical data on PGE mineralisation of the Waterberg project, in a previously unknown segment of the...Complex located in the Southern Marginal Zone of the Limpopo Belt. The lower ultramafic F zone is dominated |  | Kinnaird, Judith A, Yudovskaya, Marina, McCreesh, Matthew, Huthmann, Florian, Botha, Thys J. (2017) The Waterberg Platinum Group Element Deposit: Atypical Mineralization in Mafic-Ultramafic Rocks of the Bushveld Complex, South Africa. Economic Geology, 112 (6) 1367-1394 doi:10.5382/econgeo.2017.4513 | Journal (article/letter/editorial) | | Geology, v. 112, pp. 1367ā1394 The Waterberg Platinum Group Element Deposit: Atypical Mineralization in Mafic-Ultramafic...Mafic-Ultramafic Rocks of the Bushveld Complex, South Africa Judith A Kinnaird,1,2,ā Marina Yudovskaya,1...University of the Witwatersrand, 2050 Wits, South Africa 2 Centre of Excellence for Integrated Mineral...University of the Witwatersrand, 2050 Wits, South Africa 3 Institute of Geology of Ore Deposits, Petrography...osite sequence, and an Upper zone. Overlying Waterberg red beds were deposited between ~2.05 and ~1.93 |  | | Journal (article/letter/editorial) | | identified an unusual class of epigenetic AuāPGE deposit, previously poorly understood and little documented...hematite and sericite. Few, if any, sulphides (pyrite Ā± chalcopyrite) are found disseminated within the...associations resemble those of the Feāoxide CuāAu deposit group. Hydrothermal mineral deposits containing...AuāPd and Waterberg PtāPd23,24 deposits, have been described from Brazil and South Africa, respectively...explored here in a comparison of the Serra Pelada deposit, Brazil, and the Gold Ridge prospect, Northern |  | McDonald, Iain, Harmer, R.E. (Jock), Holwell, David A., Hughes, Hannah S.R., Boyce, Adrian J. (2017) Cu-Ni-PGE mineralisation at the Aurora Project and potential for a new PGE province in the Northern Bushveld Main Zone. Ore Geology Reviews, 80. 1135-1159 doi:10.1016/j.oregeorev.2016.09.016 | Journal (article/letter/editorial) | | Rhodes University, P.O. Box 94, Grahamstown 6140, South Africa. (Email: J.Harmer@ru.ac.za) CE P 3. Department...University of the Witwatersrand, P.O. Wits 2050, South Africa (Email: hannah.hughes@wits.ac.za) AC 5. Scottish...magmatic sulphide deposit in the northern limb of the Bushveld Complex of South Africa. Since 1992 mining...northern limb has focussed on the Platreef T deposit, located along the margin of the complex. Aurora...to be present in TE the T Zone of the Waterberg PGE deposit, located under younger cover rocks to the |  | | Journal (article/letter/editorial) | | spectroscopy; solubility; stability constant; PGE ore deposit. Geochimica et Cosmochimica Acta Revised version...(e.g., Chudnoe deposits in Russia, Waterberg deposits in South Africa, Jacutinga-type deposits in Brazil)...including Norilsk in Russia and Bushveld in South Africa, were formed through multiple-stage magmatic-hydrothermal...sulfur-bearing fluids, typical of hydrothermal ore-deposit formation. The elevated stability of Pd-HS complexes...of 4-5, oxygen and sulfur fugacities buffered by pyrite-pyrrhotite-magnetite, Py-Po-Mt), which were not |  | Distler, Vadim V., Yudovskaya, Marina A., Mitrofanov, Gennady L., Prokof'ev, Vsevolod Yu., Lishnevskii, Erick N. (2004) Geology, composition, and genesis of the Sukhoi Log noble metals deposit, Russia. Ore Geology Reviews, 24 (1) 7-44 doi:10.1016/j.oregeorev.2003.08.007 | Journal (article/letter/editorial) | | composition, and genesis of the Sukhoi Log noble metals deposit, Russia Vadim V. Distler a,*, Marina A. Yudovskaya...the black shale-hosted Sukhoi Log noble metals deposit is the largest concentration of gold in Russia...element (PGE) mineralization of the Sukhoi Log deposit is controlled by a tectonic zone along the axis...deposits accompanied by a quartz, carbonate, and pyrite assemblage were superimposed on sedimentary rocks...to develop a three-stage genetic model of the deposit involving deposition of terrigenous and carbon-bearing |  | Cabral, A. R., Beaudoin, G., Kwitko-Ribeiro, R., Lehmann, B., Polonia, J. C., Choquette, M. (2006) PLATINUM PALLADIUM NUGGETS AND MERCURY-RICH PALLADIFEROUS PLATINUM FROM SERRO, MINAS GERAIS, BRAZIL. The Canadian Mineralogist, 44 (2) 385-397 doi:10.2113/gscanmin.44.2.385 | Journal (article/letter/editorial) | | lighter color of palladiferous gold was noticed by local miners at the dawn of the Gold Cycle in Minas Gerais...ZapadnoāOzernoe copperāzinc massive sulfide deposit, South Urals (Belogub et al. 2003, Yakovleva et al...southern extension of the Brasiliano belt, ~200 km southāsouthwest of Serro. This late- to post-Brasiliano...alloy from hematite-rich veins of the Waterberg deposit, South Africa (Wagner 1929, McDonald et al. 1999)...comprising the world-class Serra Pelada AuāPdāPt deposit (Moroni et al. 2001, Čener et al. 2002, Cabral |  | | Journal (article/letter/editorial) | | massive sulphide deposition in the nothern Iberian Pyrite Belt (SW Spain)āJavier SĆ”nchez-EspaƱa, Francisco...Ulrich Hansen Diffusion of osmium in pyrrhotite and pyrite: Implications for closure of the Re-Os isotopic...fluid features of massive sulphide deposits in South China: Implications for genetic modellingāLian-Xing...$6.00 2295 The kinetics of reactions between pyrite and O2-bearing water revealed from in situ monitoring...systemāGento Kameia and Hiroshi Ohmotob 2585 Framboidal pyrite formation via the oxidation of iron (II) monosulfide |  | Cabral, A. R., Lehmann, B., Kwitko, R., Costa, C. H. C. (2002) The Serra Pelada Au-Pd-Pt deposit, Carajas mineral province, northern Brazil: reconnaissance mineralogy and chemistry of very high grade palladian gold mineralization. Economic Geology, 97 (5) 1127-1138 doi:10.2113/gsecongeo.97.5.1127 | Journal (article/letter/editorial) | | 2002, pp. 1127ā1138 THE SERRA PELADA Au-Pd-Pt DEPOSIT, CARAJĆS MINERAL PROVINCE, NORTHERN BRAZIL: RECONNAISSANCE...enrichment. Introduction The Serra Pelada gold deposit was discovered in 1980 by garimpeiros (artesanal...Olympic Dam in South Australia (Oreskes and Einaudi, 1990), Palabora in South Africa (Groves and Vielreicher...Mineralization of the Serra Pelada Deposit The Serra Pelada Au-Pd-Pt deposit is hosted in a folded, low-grade...few samples were taken from several drill cores south of the open pit (Fig. 2, Table 1). This mineralization |  | | Journal (article/letter/editorial) | | Eastern Chrome Mine, Eastern Bushveld Complex, South Africa: A descriptive study with comparison of EPMA...Free State, P.O. Box 339, Bloemfontein 9300, South Africa Institut fĆ¼r Mineralogie, Leibniz UniversitƤt...Free State, P.O. Box 339, Bloemfontein 9300, South Africa Dezernat fĆ¼r Angewandte Geologie und Georisiken...sachsen-anhalt.de Ā© 2020 Geological Society of South Africa. All rights reserved. Abstract A descriptive...compared to the sulphides of the chromitite layers. SOUTH AFRICAN JOURNAL OF GEOLOGY 2020 doi:10.25131/ sajg |  | | Journal (article/letter/editorial) | | experiments with metallic Pt were buffered by the pyriteāpyrrhotiteāmagnetite (PPM) assemblage. Their in...pyrrhotite contain an admixture of Pt and As (Table 3). Pyrite was formed at the expense of arsenopyrite, as indicated...arsenopyrite is more reducing as compared with the pyrite-bearing system, at least at 300ā400Ā°Ć« [14]. This...(covellite, digenite, and bornite) at the Salt Chuck deposit, Alaska [22]. Similar to the experimentally studied...As-bearing system, cooperite does not occur in this deposit, and the associated sulfides have extremely low |  | Yudovskaya, M., Belousova, E., Kinnaird, J., Dubinina, E., Grobler, D.F., Pearson, N. (2017) Re-Os and S isotope evidence for the origin of Platreef mineralization (Bushveld Complex) Geochimica et Cosmochimica Acta, 214. 282-307 doi:10.1016/j.gca.2017.07.029 | Journal (article/letter/editorial) | | University of the Witwatersrand, Wits 2050, South Africa Institute of Geology of Ore deposits, Petrography...Exploration & Geology, Ivanplats (Pty) Ltd, Mokopane, South Africa * Corresponding author email: marina.yudovskaya@wits...occurrence of Pt alloys and other PGMs in the Waterberg quartz-hematite veins in the Bushveld aureole...Recent extensive exploration on Turfspruit and Waterberg brought the most significant discoveries in the...significantly from 1-2 grains in a polished section in the south-western Bushveld (Maier et al., 1999; Godel et al |  | | Report (issue) | | Ceylon; India ā¢ Africa: Nigeria; Southern Rhodesia; SouthWest Africa; Union of South Africa North America:...Japan; Siam North America: Mexico; United States South America: Argentina; Bolivia; ChilE:Ā·' Peru WORLD..."ore-bearing zone" 1'ead "ore-bearing zone of the Knaben district," and transpose the paragraph with that following...granitic magmas. There is also an important type of deposit in connection with crystalline limestone and various...consists of 70 % molybdenite concenĀ trate and 30 % pyrite, while coke is the reducing agent and lime and |  | | Report (issue) | | gov/images/periodictable.pdf. Cover. Stillwater Mine in south-central Montana, looking southeast. The pond is..............................................N5 Deposit Types............................................Rustenburg Layered Suite of the Bushveld Complex, South Africa, the surface trace of significant orebodies...in the western part of the Bushveld Complex, South Africa.....................................................N19 Photograph of the Stillwater Mine in south-central Montana, looking southeast............. |  | | Journal (article/letter/editorial) | | the Dongguashan diplogenetic stratified copper deposit, Anhui ProvinceāXu Zhaowen, Lu Xiancai, Ling Hongfei...Hill, northern limb of the Bushveld Complex, South AfricaāPaul A.M. Nex A new look at sulphide mineralisation...and U.E. Horstmann The history of the Waterberg deposit: Why South Africaās first platinum mine failedāIain...Mineralization in the Platreef, Bushveld Complex, South AfricaāJudith A. Kinnaird and Iain McDonald Observations...southern region of the Platreef, Bushveld Complex, South Africa āD. Hutchinson and Judith A. Kinnaird Geochemical |  | SuĆ”rez, Saioa, Prichard, Hazel M., Velasco, Francisco, Fisher, Peter C., McDonald, Iain (2010) Alteration of platinum-group minerals and dispersion of platinum-group elements during progressive weathering of the Aguablanca NiāCu deposit, SW Spain. Mineralium Deposita, 45 (4) 331-350 doi:10.1007/s00126-009-0275-x | Journal (article/letter/editorial) | | progressive weathering of the Aguablanca NiāCu deposit, SW Spain Saioa SuĆ”rez & Hazel M. Prichard & Francisco...overlying the Aguablanca NiāCu-(PGE) magmatic deposit (Spain), has shown that the platinum-group minerals...PGE-bearing minerals during weathering in these types of deposit have been investigated rarely. Properties of PGE...and gossan formation at the Aguablanca Niā Cu deposit in Spain and the concurrent disintegration of PGM...alteration. The Aguablanca deposit The Aguablanca NiāCu-PGE magmatic sulphide deposit is located in the northern |  | | Journal (article/letter/editorial) | | MINERALS FROM THE EASTERN BUSHVELD COMPLEX, SOUTH AFRICA FRANK MELCHERĀ§, THOMAS OBERTHĆR AND JERZY LODZIAK...rivers draining the Eastern Bushveld Complex, in South Africa. About 32% of a total of 790 PGM nuggets (50ā1600... platinum-group minerals, Bushveld Complex, South Africa. SOMMAIRE Les particules de minĆ©raux du groupe...standards (in brackets) were used: SKā£, PET [(Pt,Pd)S, pyrite], FeKā£, LLIF (Fe), CoKā£, LLIF (Co), NiKā£, LLIF...(PtO and PtO2) from the Waterberg, South Africa, hydrothermal platinum deposit and suggested formation |  | Beinlich, Andreas, von Heydebrand, Adrian, Klemd, Reiner, Martin, Laure, Hicks, John (2020) Desulphurisation, chromite alteration, and bulk rock PGE redistribution in massive chromitite due to hydrothermal overprint of the Panton Intrusion, east Kimberley, Western Australia. Ore Geology Reviews, 118. 103288 doi:10.1016/j.oregeorev.2019.103288 | Journal (article/letter/editorial) | | Layered ultramafic intrusion; chromitite reef; PGE deposit, base-metal sulphides; hydrothermal alteration;...chromitite layers of the Bushveld Complex of South Africa (Gruenewaldt, 1977; Vermaak, 1995; Cawthorn...smaller outcrops at its northern end (Fig. 1B). The south-eastern limb comprises tight upright north-easterly...1863Ā±3 Ma Rose Bore Granite, which forms part of the local country rock, supports this observation (Page and...from an Archean komatiite-hosted nickel sulphide deposit in Western Australia. 6. Conclusions The PGE-bearing |  | | Book (volume) | | Evgeny G. Sidorov Mustard Gold of the Gaching Ore Deposit (Maletoyvayam Ore Field, Kamchatka, Russia) Reprinted...Selivanova Mustard Gold in the Oleninskoe Gold Deposit, KolmozeroāVoronya Greenstone Belt, Kola Peninsula...Distribution of āInvisibleā Noble Metals between Pyrite and Arsenopyrite Exempliļ¬ed by Minerals Coexisting...Type Orebodies from the Nibao Carlin-Type Gold Deposit, Guizhou, China Reprinted from: Minerals 2019,...Xiaoyong Yang Source of the Chaoyangzhai Gold Deposit, Southeast Guizhou: Constraints from LA-ICP-MS |
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