 | OberthĂŒr, 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 â Part 1 â 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 âWaterberg typeâ mineralization is characterized by unique...still active. 2 Keywords: Hydrothermal Waterberg Platinum Deposit, Bushveld Complex, platinum-group elements...Introduction The historic Waterberg Platinum deposit â not related to the current "Waterberg Project" exploration |  | 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...has internal areas of auriferous PdâHg alloy (potarite) surrounded by a concentric rim of almost pure...or without mercury, to auriferous, Hg-depleted potarite (Fig. 5e) (Cassedanne et al. 1996, Fleet et al...platiniferous palladium, (5) auriferous, Hgdepleted potarite. A compilation of previous information and our...points cannot represent intricate mixtures of potarite and palladiferous platinum because the composition |  | | Journal (article/letter/editorial) | | of a gold nugget from Gongo Soco, an iron ore deposit in Minas Gerais, Brazil. The rosettes consist essentially...virtually Fe-free native platinum in the Waterberg district of South Africa (Wagner 1929, McDonald et al. 1999a)...now been discovered at Gongo Soco, an iron ore deposit situated about 50 km southwest of Itabira, where...precursor to the native platinum in the Waterberg district of South Africa (Wagner 1929, McDonald et al. 1999a)...1999a). As suggested for the Waterberg district, deoxygenation and dewatering at low temperatures could |  | Cabral, A. R., Lehmann, B., Kwitko, R., Jones, R. D. (2002) Palladian gold and palladium arsenideâantimonide minerals from Gongo Soco iron ore mine, QuadrilĂĄtero FerrĂfero, Minas Gerais, Brazil. Applied Earth Science, 111 (1) 74-80 doi:10.1179/aes.2002.111.1.74 | Journal (article/letter/editorial) | | Synopsis The present-day Gongo Soco iron ore deposit was one of the most famous gold mines in Brazil...a brief account is given here. The Gongo Soco deposit is hosted by the Itabira Iron Formation of Harder...a gentle eastward plunge. At its mid-point the deposit is about 1300 m long and 200 m wide. It is enclosed...March 2016 Fig. 1 Location of Gongo Soco iron ore deposit in relation to Itabira Iron Formation (black) of...palladian gold and may correspond to Au-bearing potarite (Table 1, analysis 5p). Silver is ubiquitously |  | Cabral, A. R., Lehmann, B., Kwitko-Ribeiro, R., Costa, C. H. C. (2002) Palladium and platinum minerals from the Serra Pelada Au-Pd-Pt deposit, Carajas mineral province, northern Brazil. The Canadian Mineralogist, 40 (5) 1451-1463 doi:10.2113/gscanmin.40.5.1451 | Journal (article/letter/editorial) | | PLATINUM MINERALS FROM THE SERRA PELADA AuâPdâPt DEPOSIT, CARAJĂS MINERAL PROVINCE, NORTHERN BRAZIL ALEXANDRE...in 1980 by garimpeiros, the Serra Pelada gold deposit was soon reputed to be an eldorado in the Amazon...documented. GEOLOGICAL SETTING AND THE SERRA PELADA DEPOSIT Serra Pelada is one of the numerous ore deposits...account of the Serra Pelada AuâPdâPt deposit is given here. The deposit is hosted by the Rio Fresco Formation...noted in the tables. PGM FROM THE SERRA PELADA DEPOSIT, BRAZIL PALLADIUM AND PLATINUM MINERALS FROM SERRA |  | | Journal (article/letter/editorial) | | high-level, very oxidizing environment. In the Itabira district, Minas Gerais, Hussak (1906a) found grains of...the iron ore mines of the world-class iron ore district of central Minas Gerais, known as QuadrilaÌtero... who proposed that the platinum from the Waterberg district ``deposited from colloidal solution as a...structure after 459 depositionââ (p. 260). At Waterberg, native platinum is intimately intergrown with...the âjacutingaâ mineralization of the Itabira district, ~50 km NE of Gongo Soco, native palladium was |  | | Report (issue) | | in catalysts and electronic applications. one deposit and that there may be considerable variation Osmium...Osmiridium Oslr Genkinite (Pt,Pd,Rh)4 Sb3 Potarite PdHg lsomertie ite Pd11 As2Sb2 Rustenburgite...proportions of individual PGE within a deposit or a district. processes are also known but these are...extreme enrichment in this sulphide liquid. An ore deposit may subsequently form if this PGE-enriched sulphide...sufficient quantities at a pa rticular location. Major deposit classes Enrichment of PGEoccurs in a wide variety |  | 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. 1127â1138 THE SERRA PELADA Au-Pd-Pt DEPOSIT, CARAJĂS 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) | | MINERALS FROM THE EASTERN BUSHVELD COMPLEX, SOUTH AFRICA FRANK MELCHER§, THOMAS OBERTHĂR AND JERZY LODZIAK...rivers draining the Eastern Bushveld Complex, in South Africa. About 32% of a total of 790 PGM nuggets (50â1600... platinum-group minerals, Bushveld Complex, South Africa. SOMMAIRE Les particules de minĂ©raux du groupe...surficial environment, namely palladian gold, potarite and native platinum in alluvial sediments from...(PtO and PtO2) from the Waterberg, South Africa, hydrothermal platinum deposit and suggested formation |  | | 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............. |  | | Report (issue) | | Platinum Symposium in Rustenburg, Republic of South Africa. The abstract volume for this meeting contained...mineralization, in countries like the Republic of South Africa, Canada, and Finland. Over the last five or...platinum-group minerals (PGM) beginning with a South African publication (Cabri, 1972) and culminating...of PGE deposits, ranging from the very important South African deposits to less well-developed PGE mineralization...of South Africa Lyndon, Washington College Park, Maryland Johannesburg, Republic of South Africa Kansas |  | | Book | | Hanley DESCRIPTIVE PLATINUM-GROUP ELEMENT ORE DEPOSIT MODELS â PRECIOUS-METALDOMINANT 3. Stratiform PGE...Sidorov, A.P. Krivenko 113-143 7. Descriptive Ore Deposit Models: Hydrothermal and Supergene Pt & Pd Deposits...145-161 DESCRIPTIVE PLATINUM-GROUP ELEMENT ORE DEPOSIT MODELS â BASE-METALDOMINANT 8. Sudbury Cu-(Ni)-PGE...Discovery and Characterization of the Nickel Rim South Deposit; Sudbury Ontario S.A. McLean, K.H. Straub, K...Polymetallic PGE-Au Mineralization of the Sukhoi Log Deposit, Russia V.V. Distler, M.A. Yudovskaya 457-485 |  | | Report (issue) | | geology and global distribution of the mineral deposit types that account for the present and possible...niobium in Brazil; and platinum-group elements in South Africa and Russia), thus increasing the risk for supply...framework and development of geoenvironmental mineral-deposit models. vi Chapters C through V describe individual...barite deposits and districts, color-coded by deposit type.............................................of volcanogenic beryllium deposits and related deposit types, gelogic map of Spor Mountain area in Utah |
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