 | | Journal (article/letter/editorial) | | PLATINUM-GROUP MINERALS FROM FIVE PLACER DEPOSITS IN BRITISH COLUMBIA, CANADA ANDREI Y. BARKOV§ AND MICHAEL...London, Ontario N6A 5B7, Canada GRAHAM T. NIXON¶ AND VICTOR M. LEVSON British Columbia Geological Survey,...9320, Stn. Prov. Govt., Victoria, British Columbia V8W 9N3, Canada ABSTRACT Platinum-group minerals...and platinum-group-element (PGE) placer deposits in British Columbia have been analyzed using the electron-microprobe...electron-microprobe (EMP). The PGM placer grains (n = 70, 0.1â1.5 mm in size) principally comprise various |  | Barkov, Andrei Y., Bindi, Luca, JuĂĄrez-Arellano, Erick A., Tamura, Nobumichi, Shvedov, Gennadiy I., Ma, Chi, Martin, Robert F. (2021) Unnamed Pt(Cu0.67Sn0.33) from the Bolshoy Khailyk River, Western Sayans, Russia, and a Review of Related Compounds and Solid Solutions. Minerals, 11 (11) 1240 doi:10.3390/min11111240 | Journal (article/letter/editorial) | | Unnamed Pt(Cu0.67Sn0.33) from the Bolshoy Khailyk River, Western Sayans, Russia, and a Review of Related...CA 94720-8229, USA; ntamura@lbl.gov Institute of Mining, Geology and Geotechnology, Siberian Federal University...Krasnoyarsk 660025, Russia; g.shvedov@mail.ru Division of Geological and Planetary Sciences, California...Sciences, McGill University, Montreal, QC H3A 0E8, Canada; robert.martin@mcgill.ca Correspondence: ore-minerals@mail...Unnamed Pt(Cu0.67 Sn0.33 ) from the Bolshoy Khailyk River, Western Sayans, Russia, and a Review of Related |  | | Journal (article/letter/editorial) | | consists of grains or nuggets derived from placer deposits in which gold was the primary commodity. Despite...platinum include isoferroplatinum (Pt3Fe) and tetraferroplatinum (PtFe). Many historical names refer to what...ultramafic magmas. Economic platinum deposits include lodes of the Sudbury (Canada) type and disseminated or rarely...most occurrences are related to historical gold mining or modern reconnaissance surveys of heavy minerals...1830 on the Etowah River near Auraria, Georgia, during the early days of gold mining in that state (Stephenson |  | | Journal (article/letter/editorial) | | 514 Queen Elizabeth Drive, Ottawa, ON K1S 3N4, Canada; lcabri@sympatico.ca Correspondence: ore-minerals@mail...various geological settings and types of deposits, both lode and placer occurrences. They included representatives...ophiolitic chromitites, and numerous placers from Canada, USA, Russia, and other localities worldwide. PtâFe...statistical observations is much greater for the placer occurrences, since they represent the end-product...contrast to the lode deposits, the distribution of Ir, Rh, and Pd is fairly chaotic in placer PtâFe grains. |  | | Journal (issue) | | Explor. Mining Geol., Vol. 5, No. 2, pp. 73-167, 1996 Copyright © 1996 Canadian Institute of Mining, Metallurgy...Platinum-group Mineral (PGM) Placer Deposits of the World LOUIS J. CABRI Canada Centre for Mineral and Energy...Street, Ottawa, Ontario, Canada, K1A 0G1 DONALD C. HARRIS* Geological Survey of Canada 601 Booth Street, Ottawa...Ottawa, Ontario, Canada, K1A0E8 THOROLF W. W EISER Federal Institute for Geosciences and Natural Resources...Crescent, Nepean, Ontario, Canada, K2G fX l Panning for platinum, Tapitangan River, Banggi Island, North |  | Barkov, A. Y., Martin, R. F., Fleet, M. E., Nixon, G. T., Levson, V. M. (2008) New data on associations of platinum-group minerals in placer deposits of British Columbia, Canada. Mineralogy and Petrology, 92 (1) 9-29 doi:10.1007/s00710-007-0192-6 | Journal (article/letter/editorial) | | of platinum-group minerals in placer deposits of British Columbia, Canada A. Y. Barkov1, R. F. Martin1...Montreal, Canada Department of Earth Sciences, University of Western Ontario, London, Ontario, Canada 3 B.C...Mines and Petroleum Resources, Victoria, British Columbia, Canada 2 Received November 3, 2005; revised...platinumgroup minerals (PGM; 0.1â1 mm in size) from 11 placer samples collected from Holocene fluvial placers...paleochannel placers at various localities in British Columbia. These grains principally comprise Pt-Fe-(Cu) |  | | Journal (article/letter/editorial) | | (PtS), isoferroplatinum (Pt 3 Fe), minor tetraferroplatinum (PtFe), tulameenite (Pt2FeCu), Os-bearing...(PGM) have been known in eluvial and alluvial deposits from the Freetown Layered Intrusion in Sierra...platforms cut into the rocks of the intrusion. Deposits at the base of the lower erosion surface contain...because the source rocks are obscured by the beach deposits, the hard pans, the deep weathering and the forest...campaigns in the watershed of the alluvial PGM deposits concluded that Pt was sparsely disseminated rather |  | | Book | | Platinum Group Minerals (PGM) Inclusions in Chromite Deposits of the Urals Reprinted from: Minerals 2018, 8...Source of Platinum-Group Minerals in the Sisim Placer Zone, Eastern Sayans, Russia Reprinted from: Minerals...V. Kiseleva Platinum-Group Minerals of Pt-Placer Deposits Associated with the Svetloborsky Ural-Alaskan...Elements and Gold in the Ophiolite-Related Placer of the River Bolshoy Khailyk, Western Sayans, Russia Reprinted... a New Mineral from the Talnakh and Oktyabrsk Deposits, Norilâsk Region, Russia Reprinted from: Minerals |  | Zaccarini, Federica, Pushkarev, Evgeny, Garuti, Giorgio, Krause, Joachim, Dvornik, Gennady . P, Stanley, Chris, Bindi, Luca (2013) Platinum-group minerals (PGM) nuggets from alluvial-eluvial placer deposits in the concentrically zoned mafic-ultramafic Uktus complex (Central Urals, Russia) European Journal of Mineralogy, 25 (4) 519-531 doi:10.1127/0935-1221/2013/0025-2296 | Journal (article/letter/editorial) | | minerals (PGM) nuggets from alluvial-eluvial placer deposits in the concentrically zoned mafic-ultramafic...2 Institute of Geology and Geochemistry, Ural Division of Russian Academy of Sciences, Str. Pochtovy...HalsbruÌckes Str. 34, 09599 Freiberg, Germany 4 Ural State Mining University, Str. Khokhryakova, Ekaterinburg, Russia...studied nuggets were sampled in alluvial-eluvial deposits from three small valleys, with temporary water...for a relatively short distance from their lode deposits. The nuggets characterized by a rounded shape |  | | Journal (article/letter/editorial) | | platinum-group minerals (PGM) and gold found in the Llorente river and its tributaries draining the area west of the...common in the study area drained by the Llorente river and its tributaries in the Eastern Bicol-Eastern...detrital gold grains suggest epithermal gold vein deposits or gold-bearing porphyry copper mineralization...hydrothermal mineralization, different from the gold lode deposits, in mafic/ ultramafic rocks of the ophiolite belt...Keywords: Philippines, Samar island, ophiolite, placer, Pt-Fe alloy, Os-Ir-Ru alloy, lauriteâerlichmanite |  | Stepanov, Sergey, Palamarchuk, Roman, Kozlov, Aleksandr, Khanin, Dmitry, Varlamov, Dmitry, Kiseleva, Daria (2019) Platinum-Group Minerals of Pt-Placer Deposits Associated with the Svetloborsky Ural-Alaskan Type Massif, Middle Urals, Russia. Minerals, 9 (2) 77 doi:10.3390/min9020077 | Journal (article/letter/editorial) | | minerals Article Platinum-Group Minerals of Pt-Placer Deposits Associated with the Svetloborsky Ural-Alaskan...Geology and Exploration Deposit, St. Petersburg Mining University, 2 21st Line, 199106 St. Petersburg...e massifs were studied. The Isovsko-Turinskaya placer system is unique regarding its size, and was chosen...Travyanistyi proximal placer is considered as an example of alluvial ravine placer with the PGM transport...distance from 0.5 to 2.5 km. The Glubokinskoe distal placer located in the vicinity of the Is settlement are |  | | Journal (article/letter/editorial) | | type isoferroplatinum Pt2.5(Fe,Ni,Cu)1.5, tetraferroplatinum Pt(Fe,Ni,Cu), and ferronickelplatinum Pt2FeNi...are encountered associated with nuggets in placer deposits of the Ural Platinum-bearing Belt. Keywords:...in a number of platinum-group-mineral (PGM) placer deposits in the world (Cabri et al. 1996, and references...particular, they are the major carriers of Pt in placer deposits of the Urals, which were known as the major...the relative abundance of Pt and Ir in both placer deposits of the Platinum-bearing Belt and in in situ |  | | Journal (article/letter/editorial) | | type isoferroplatinum Pt2.5(Fe,Ni,Cu)1.5, tetraferroplatinum Pt(Fe,Ni,Cu), and ferronickelplatinum Pt2FeNi...are encountered associated with nuggets in placer deposits of the Ural Platinum-bearing Belt. Keywords:...in a number of platinum-group-mineral (PGM) placer deposits in the world (Cabri et al. 1996, and references...particular, they are the major carriers of Pt in placer deposits of the Urals, which were known as the major...the relative abundance of Pt and Ir in both placer deposits of the Platinum-bearing Belt and in in situ |  | | Journal (article/letter/editorial) | | (2004) PLATINUM-GROUP MINERALS IN LODE AND PLACER DEPOSITS ASSOCIATED WITH THE URAL-ALASKAN-TYPE GALâMOENAN...683006, Russia ANDREY P. KOZLOV§ Koryak Geology Mining Company, Lugovaja, 18, Korf, Koryak AO, 684810...placers, namely those along the Levtyrinyvayam River and Ledyanoy and Penistiy creeks at different distances...the source. The grains of PtâFe alloy in lode deposits are isoferroplatinum and have Pt3Fe compositions...compositions, whereas those in the Levtyrinyvayam River placer range in composition from native to ferroan platinum |  | | Journal (article/letter/editorial) | | determined stability field of isoferroplatinum. Tetraferroplatinum, enriched in Cu and Ni and tulameenite represent...chromite and PGM. Introduction The Nizhni Tagil mining district (Middle Urals, Russia) is located about...located in gravels of both ancient and current river channels (Doan and Bond, 1994), had been discovered...Fominykh and Khvostova (1970) reported that the placer deposits related to the Nizhni Tagil and Veresovoborsky...(Duparc and Tikonowitch, 1920; Borg, 1996). The mining of Pt-bearing placers in the Nizhni Tagil area |  | Auge, T., Genna, A., Legendre, O., Ivanov, K. S., Volchenko, Y. A. (2005) Primary Platinum Mineralization in the Nizhny Tagil and Kachkanar UltramaficComplexes, Urals, Russia: A Genetic Model for PGE Concentration in Chromite-RichZones. Economic Geology, 100 (4) 707-732 doi:10.2113/gsecongeo.100.4.707 | Journal (article/letter/editorial) | | alloys (i.e., Pt2(Fe,Ni,Cu), PtFeNi2, and tetraferroplatinum- and tulameenite-like compositions, along...stoichiometry, including tulameenite and platinian copper. Placer concentrations derived from the Nizhny Tagil Complex...and, in certain complexes, very large magnetite deposits (Dodin et al., 2003). 707 708 AUGE ET AL....platinum and chromite, in the nearby alluvial deposits (Hattori and Cabri, 1992; also see the 6.2-kg...much better known as the source of economic PGE placer concentrations (Johan, 2002; Weiser, 2002). The |  | Tolstykh, N. D., Foley, J. Y., Sidorov, E. G., Laajoki, K. V.O. (2002) COMPOSITION OF THE PLATINUM-GROUP MINERALS IN THE SALMON RIVER PLACER DEPOSIT, GOODNEWS BAY, ALASKA. The Canadian Mineralogist, 40 (2) 463-471 doi:10.2113/gscanmin.40.2.463 | Journal (article/letter/editorial) | | OF THE PLATINUM-GROUP MINERALS IN THE SALMON RIVER PLACER DEPOSIT, GOODNEWS BAY, ALASKA NADEZHDA D. TOLSTYKH§...associations of platinum-group minerals from the Salmon River placers, Goodnews Bay, Alaska, are compared with...Pt-bearing placers in Colombia, Ecuador, western Canada, Alaska, and Russia (e.g., Kemp 1902, Mertie 1919...Other platinum-group minerals (PGM) identified in placer concentrates from Goodnews Bay include mertieite...concentrate from alluvial placers in the Salmon River, which drains the ultramafic rocks of the elongate |  | | Report (issue) | | INSTITUTE OF MINING, METALLURGY AND PETROLEUM COPYRIGHT © 2002 CANADIAN INSTITUTE OF MINING, METALLURGY...de Maisonneuve Boulevard West MontrĂ©al, QuĂ©bec, Canada H3Z 3B8 ISBN 1-894475-27-5 Papers in this volume...Institute of Mining, Metallurgy and Petroleum, Special Volume 54, p. 483-506. PRINTED IN CANADA by Marc Veilleux...price rise led to a frenzy of exploration for PGE deposits all over the world, especially for Pd-rich mineralization...in countries like the Republic of South Africa, Canada, and Finland. Over the last five or so years, colleagues |  | Barkov, Andrei, Shvedov, Gennadiy, Martin, Robert (2018) PGEâ(REEâTi)-Rich Micrometer-Sized Inclusions, Mineral Associations, Compositional Variations, and a Potential Lode Source of Platinum-Group Minerals in the Sisim Placer Zone, Eastern Sayans, Russia. Minerals, 8 (5) 181 doi:10.3390/min8050181 | Journal (article/letter/editorial) | | Source of Platinum-Group Minerals in the Sisim Placer Zone, Eastern Sayans, Russia Andrei Y. Barkov 1...Avenue, 162600 Cherepovets, Russia Institute of Mining, Geology and Geotechnology, Siberian Federal University... 3450 University Street, Montreal, QC H3A 0E8, Canada; robert.martin@mcgill.ca Correspondence: ore-minerals@mail...the results of a mineralogical investigation of placer samples from the upper reaches of the Sisim watershed...near Krasnoyarsk, in Eastern Sayans, Russia. The placer grains are predominantly OsâIrâ(Ru) alloys (80%) |  | Nazimova, Y. V., Zaytsev, V. P., Petrov, S. V. (2011) THE GALMOENAN MASSIF, KAMCHATKA, RUSSIA: GEOLOGY, PGE MINERALIZATION, APPLIED MINERALOGY AND BENEFICIATION. The Canadian Mineralogist, 49 (6) 1433-1453 doi:10.3749/canmin.49.6.1433 | Journal (article/letter/editorial) | | is a known source for currently mineable placer-type deposits of platinum. The geology, petrography, geochemistry...which are well known as a source of significant deposits of alluvial platinum. Well-known platinum placers...mined: Barker & Lamal 1989), Tulameen in British Columbia, Canada (680 kg mined: OâNeill & Gunning 1934)...currently being mined. The total production from these deposits until the end of 2010 amounted to 54 tonnes of...chromite, mainly without any other impurities. Tetraferroplatinum and tulameenite rims are formed during later |  | Kutyrev, Anton V., Sidorov, Evgeniy G., Kamenetsky, Vadim S., Chubarov, Valery M., Chayka, Ivan F., Abersteiner, Adam (2021) Platinum mineralization and geochemistry of the Matysken zoned Ural-Alaskan type complex and related placer (Far East Russia). Ore Geology Reviews, 130. 103947pp. doi:10.1016/j.oregeorev.2020.103947 | Journal (article/letter/editorial) | | Matysken zoned Ural-Alaskan type complex and related placer (Far East Russia) Anton V. Kutyrev a, *, Evgeniy...A C T Keywords: Platinum-group minerals Dunite Placer Ural-Alaskan Serpentine Chromitite Ural-Alaskan...type complexes are the sources for unique placer platinum deposits and contain platinum-group minerals (PGM)...inclusions in chromian spinel. Placer PGM as semblages in the nearby Matysken River consist of exactly the same...1992; Batanova et al., 1991; Kutyev et al., 1991), British Colombia (Nixon et al., 1990), Colombia (Mertie |  | | Journal (article/letter/editorial) | | alloys, isoferroplatinum, tetraferroplatinum,platinum-group metal deposits. Introduction PLATINUM-IRON...minerals (PGM) in both Merensky-type and Alaskan-type deposits (Cabri, 1982; Nixon et al., 1990; Johan, 1995)...magmatic sul de deposits (Cabri, 1982). Pt-Ir alloys are also important for Alpine type deposits. The mineralogy...âNew exploration methods for platinum and rhodium deposits poor in base metal sulphidesâ we undertook an...Alaskan, Andriamena and similar types of low-S PGE deposits. Reactions at temperatures below 10008C were found |  | | Journal (article/letter/editorial) | | PtâFe nuggets from economically important placer deposits closely linked to clinopyroxeniteâdunite massifs...alloys, chromitite, clinopyroxeniteâdunite massif, placer, Urals, Siberian Craton, Russia. SOMMAIRE Nous...pĂ©pites de PtâFe provenant de gisements de type placer dâintĂ©rĂȘt Ă©conomique, Ă©troitement liĂ©s aux massifs...clinopyroxĂ©niteâdunite, placer, Ourales, craton sibĂ©rien, Russie. INTRODUCTION Placer deposits containing platinum-group...Complex (Schneiderhöhn 1929). The majority of placer mining was then carried out in Russia, particularly |  | | Journal (article/letter/editorial) | | Minakawaite and platinumâgroup minerals in the placer from the clinopyroxenite area in serpentinite mĂ©lange...association with a platinumâgroup mineral (PGM) placer is found from a small stream crossing the clinopyroxenite...machi, Kumamoto Prefecture, Japan. Almost all PGM placer grains are based on isoferroplatinum, of which...rims are often covered by tulameenite and tetraferroplatinum. This isoferroplatinumâbased grain contains...Japan, PGM was ïŹrst found as a placer grain from Yubari and Sorachi River in Hokkaido around 1890 AD (Matsumoto |  | Sidorov, Eugene G., Kutyrev, Anton V., Zhitova, Elena S., Chubarov, Valery M., Khanin, Dmitry A. (2019) Origin of Platinum-Group Mineral Assemblages from Placers in Rivers Draining from the Ural-Alaskan Type Itchayvayamsky Ultramafics, Far East Russia. The Canadian Mineralogist, 57 (1) 91-104 doi:10.3749/canmin.1800040 | Journal (article/letter/editorial) | | minerals) assemblages. The PGMs of the Kamenistaya River are represented by isoferroplatinum with minor admixtures...laurite, erlichmanite, and boweite. The Itchayvayam River assemblage is different, as it contains minor amounts...minerals identical to those of the Kamenistaya River, as well as abundant native platinum rich in Cu...were also found exclusively in the Itchayvayam River. Three mineral assemblages are spatially related...minerals, ultramaïŹc, Ural-Alaskan type, dunite, placer, Koryak, Kamchatka. § Corresponding author e-mail |
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