 | | Journal (article/letter/editorial) | | Abstract Mineral assemblages from the Olkhovayaā1 River placers, in Kamchatka, Far-Eastern Russia, provide...PGM-bearing rocks. The PGM assemblage in the Olākhovayaā1 River placers is related to the Karaginsky ophiolite complex...PGM have not been found in the host rocks yet. The gold- and PGM-bearing placers within the area of about...during a gold-exploration program. The examined PGM are all from the placer of the Olkhovayaā1 River, whose...Morphology in the Placers The PGM from the Olkhovayaā1 River placers are represented by different species of |  | | Journal (article/letter/editorial) | | Au-PGE placer deposits containing native gold, gold amalgam, gold-silver-copper alloys (argentocuproaurite)...Au-PGE placer mineralization) along the leg of the river Donau between Regensburg and Passau, Germany, the...source rock of platinum-group minerals (PGM) in the river Donau (Dill et al. 2009) (Fig. 1). The PGM (iridium...Bayerischer Wald (Bavarian Forest) and the Donau River (Danube) drainage system with its major tributaries...from the Bayerischer Wald into the Donau trunk river. The potential source area lies within the Tepla |  | | Journal (article/letter/editorial) | | 3749/canmin.1600048 DETRITAL PLATINUM-GROUP MINERALS AND GOLD IN PLACERS OF SOUTHEASTERN SAMAR ISLAND, PHILIPPINES...platinum-group minerals (PGM) and gold found in the Llorente river and its tributaries draining the area...sections. The concentrates are dominated by grains of gold, followed by accessory PGM grains. The assemblage...grains. Gold grains are commonly silver-rich and display leached outer zones of Ag-poor gold. Grain sizes...Llorente river and its tributaries in the Eastern Bicol-Eastern Mindanao ophiolite belt of Samar. Gold and |  | | Journal (article/letter/editorial) | | mineralisation in the maficāultramafic rocks of eastern Papua I. D. Lindley To cite this article: I. D. Lindley...mineralisation in the maficāultramafic rocks of eastern Papua, Australian Journal of Earth Sciences, DOI: 10.1080/08120099...mineralisation in the maļ¬c ultramaļ¬c rocks of eastern Papua I. D. LINDLEY Research School of Earth Sciences...mineralisation in the maļ¬c ultramaļ¬c rocks of eastern Papua, discovered nearly 100 years after the ļ¬rst record...record of detrital āosmiridiumā in alluvial gold production from the region. The two mineralisation types |  | | Journal (article/letter/editorial) | | Minerals from the BorUryakh Massif (MaimechaKotui Province, Russia)1 K. N. Malitcha and Academician L. N...those of PGM from the Guli massif (MaimechaKotui Province), platiniferous zonedtype ultramafic massifs...(e.g., Kondyor, Inagli and Chad) of the Aldan Province and Platinum belt of the Urals (Nizhny Tagil,...situated in the limits of the Mai mechaKotui Province, northern part of the Siberian Craton [1, 3, 12...resources of noble metals (20 metric tons) in complex gold and platinumgroup elements (PGE) placers associated |  | 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) | | COMPOSITION OF THE PLATINUM-GROUP MINERALS IN THE SALMON RIVER PLACER DEPOSIT, GOODNEWS BAY, ALASKA NADEZHDA D...associations of platinum-group minerals from the Salmon River placers, Goodnews Bay, Alaska, are compared with...concentrate from alluvial placers in the Salmon River, which drains the ultramafic rocks of the elongate... which com- 5/9/02, 19:37 PGM IN THE SALMON RIVER PLACER DEPOSIT, GOODNEWS BAY, ALASKA 465 FIG....1991). The Rh content of PtāFe alloys in the Salmon River placer also is relatively high, as much as 2.27 |  | | Journal (article/letter/editorial) | | Geology Laboratory, Yale University, Box 208109, New Haven, CT 06520-8109 THE AMERICAN MINERALOGIST, Journal...Office, Customer Support Department, P.O. Box 945, New York, NY 10159-0945 AUSTRALIAN JOURNAL OF EARTH SCIENCES...Office, Customer Support Department, P.O. Box 945, New York NY 10159-0945 CHEMIE DER ERDE Gustav Fischer...CONTRIBUTIONS TO MINERALOGY AND PETROLOGY Springer-Verlag New York, Inc., Journal Fulfillment Service Department...Department, P.O. Box 945, New York, NY 10159-0945 ENVIRONMENTAL GEOLOGY Springer-Verlag New York, Inc., Journal |  | Fedortchouk, Y., LeBarge, W., Barkov, A. Y., Fedele, L., Bodnar, R. J., Martin, R. F. (2010) Platinum-group minerals from a placer deposit in Burwash Creek, Kluane area, Yukon Territory, Canada. The Canadian Mineralogist, 48 (3) 583-596 doi:10.3749/canmin.48.3.583 | Journal (article/letter/editorial) | | sulfotelluride of Pd, Pd11Te2S2 (?), which may represent a new isomertieite-type compound. The trace-element composition...accumulated along with grains of gold. Burwash Creek, a tributary of Kluane River, is situated in the Kluane...Yukon. Placer gold was first discovered there in 1904, shortly after the Klondike Gold Rush, and has...Although PGM have previously been reported by placer gold miners at this locality, there have not been any...Creek, a northeast-flowing tributary of the Kluane River, is located in the Kluane maficāultramafic belt |  | Zaccarini, Federica, Bindi, Luca, Pushkarev, Evgeny, Garuti, Giorgio, Bakker, Ronald J. (2016) Multi-Analytical Characterization of Minerals of the BowieiteāKashinite Series From the Svetly Bor Complex, Urals, Russia, and Comparison With Worldwide Occurrences. The Canadian Mineralogist, 54 (2) 461-473 doi:10.3749/canmin.1500021 | Journal (article/letter/editorial) | | a distinctive Raman spectrum and may represent a new platinum-group mineral, although the small size (less...Rh2S3 phase, however, was ofļ¬cially accepted as a new mineral with the name bowieite only four years later...of bowieite is Goodnews Bay in Alaska, where the new mineral was found included in PtāFe nuggets. Since...18 Fe0.11)R0.98S phase very likely represents a new PGM. However, its small size, less than 20 lm, prevents...Kashinite Australia Austria Burma Cuba New Caledonia Papua New Guinea Russia Russia Russia Russia Russia |  | | Journal (article/letter/editorial) | | Abstract Heavy mineral concentrates from rivers and river terraces near York, Freetown Peninsula, Sierra Leone... movement of the PGE in solution, and growth of new PGM in placers with a different mineral assemblage...Hattori et al. (2010) have found that alteration in New Caledonia has produced a very finegrained mixture...systematic survey of the alluvial PGM from the river terraces and the beds of the Alako and the Big Water...specifically in the streams flowing into Whale River on its northern banks. Here the metal occurs as |  | | Journal (article/letter/editorial) | | the ridge is drained to the west by the Alako river and to the east by the Big Water; platinum was recovered...the slope becoming significantly steeper near the river. The trench is 20 m in length and 2 m deep and exposes...from altered PGE mineralization in south-eastern New Caledonia (AugĆ© and Legendre 1994). The grains described...Colombia (Cabri et al. 1996), the Aikora River Area, Papua New Guinea (Weiser and Bachmann 1999), the Great...whether the composition near Pt2Fe represents a new mineral phase, a fine intergrowth of PtFe and Pt3Fe |  | Barkov, A. Y., Martin, R. F., LeBarge, W., Fedortchouk, Y. (2008) Grains of Pt-Fe alloy and inclusions in a Pt-Fe alloy from Florence Creek, Yukon, Canada: evidence of mobility of Os in a Na-H2O-Cl-rich fluid. The Canadian Mineralogist, 46 (2) 343-360 doi:10.3749/canmin.46.2.343 | Journal (article/letter/editorial) | | roundish, from Florence Creek, Yukon. We also describe new occurrences of Ptā(Pd)āFe alloy from Arch Creek (up...observed mobility of Os. (4) In addition, we report on new occurrences of PtāFe alloy, identified in samples...documented in a PtāFe alloy from the Saskatchewan River placer, Alberta (22.97 wt.% Ir: Cabri et al. 1996)...probably derived from an Alaskan-type complex in Papua New Guinea (Johan et al. 2000). Hydrothermal NaCl-rich...Stratiform and alluvial platinum mineralization in the New Caledonia ophiolite complex. Can. Mineral. 33, 1023-1045 |  | | Journal (article/letter/editorial) | | placer containing platinum-group elements (PGE) and gold (Au)) are described for the first time in connection...the potential source area in tributaries of the River Danube/Donau. Granulometric and morphometric data...environment at the SW edge of the Bavarian Basement. Gold in the āDonauplatinā has been reworked from a āsecondaryā...āsecondaryā or intermediate repository of lateritic gold (Boddington-type). Its primary source is supposed...Bavarian Basement connected with the Donau River via the Naab River drainage system have not contributed to |  | | Journal (article/letter/editorial) | | of the Kondyor and Inagli massifs of the Aldan Province at the southeastern part of the Siberian Craton...the Guli massif (370 Ma) of the MaimechaāKotui Province at the northern part of the Siberian Craton. Keywords:...formation des massifs de Kondyor et dāInagli dans la Province dāAldan, dans le secteur sud-est du craton sibĆ©rien...mise en place du pluton de Guli (370 Ma) dans la Province de MaimechaāKotui, dans la partie nord du mĆŖme...platinum recovery from placer deposits in the Aldan Province (e.g., Kondyor and Inagli) in the southeastern |  | | Journal (article/letter/editorial) | | (the Pddominant analogue of hongshiite?), palladoan gold (up to 9 wt.% Pd), and a series of unusual FeāPbāCuāPGErich... A related PGM has been reported from Aikora, Papua New Guinea [āruarsiteā: (Ru 0.67 Rh 0.27 Ir 0.09...a sample of āplatarsiteā has been reported from Aikora [(Pt 0.48 Ir 0.40 Rh 0.13 Os 0.03 Ru 0.01 ) āŗ0...R.F. & H ALKOAHO , T.A.A. (2004a): A potentially new konderite-like sulfide of Fe, Pb, Cu, Rh, Pd, and...(2004b): Compositional variations in oulankaite and a new series of argentoan oulankaite from the Lukkulaisvaara |  | Merkle, Roland K. W., Malitch, Kreshimir Nenadovitch, GrƤser, Peter P. H., Badanina, Inna Yu. (2012) Native osmium from the Guli Massif, Northern Siberia, Russia. Mineralogy and Petrology, 104 (1) 115-127 doi:10.1007/s00710-011-0173-7 | Journal (article/letter/editorial) | | Burlakovsky) within the Guli Massif, Maimecha-Kotui Province, was evaluated for mineral compositions that show...worldās largest resources of osmium metal in numerous river placers (Malitch et al. 1996, 1998, 2002; Malitch...compositional variations of Os-Ir-Ru alloys from individual river placers within the Guli Massif and to compare differences...during prospecting in the area of the Ingaringda river in the southern part of the Guli Massif (Fig. 1)...ultramafic complex, located in the MaimechaKotui Province (Vasilāev and Zolotukhin 1995) in northern R |  | | Journal (article/letter/editorial) | | Platinum-group minerals (PGM) from a selected suite of gold- and platinum-group-element (PGE) placer deposits...es, Colombie-Britannique, Canada. INTRODUCTION Gold- and āplatinumā-bearing placer deposits have been...concentrate sample (58 g) was collected from the OāDonnel River in the Atlin Mining District, approximately 32 km...minerals were also noted. Substantial quantities of gold are present in the concentrate sample. PGM FROM...concentrate comprises a black, well-sorted fine sand. Fine gold and possible PGM grains are visible in the sand |  | 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) | | 1007/s00710-007-0192-6 Printed in The Netherlands New data on associations of platinum-group minerals in...British Columbia. Introduction Placer deposits of gold and minerals of platinum-group elements (PGE) were...et al. (2005a). In the present study, we present new results of electron-microprobe (EMP) analyses and...Mountain and possibly Cache Creek terranes (Fig. 1). New data on associations of PGM in placers, British Columbia...VLE-2001-85b, collected from a terrace 20 m above river level, which may be glaciofluvial in origin. The |  | | Journal (article/letter/editorial) | | pyrope-rich garnet at VestÅev. Our study brings new data on PGM from the pyrope-bearing placer at VestÅev...geochemical and in-situ Os-isotope studies to provide new insights into the mechanism of 118 J. PaÅ”ava et...likely derived from Tertiary terraces of the Elbe river, whose relics are known from the area NNW of VestÅev...staurolite, corundum (sapphire), spinel, native gold and silver were identiļ¬ed (Moravec and PauliÅ”, 1997;...identiļ¬cation of native gold (grains usually b1 mm). It is difļ¬cult to quantify the 119 gold content in the |  | | Journal (article/letter/editorial) | | [PdO], occurring as an ocherous coating on palladian gold (porpezite) in Itabira, Brazil [69]. The polished...smooth smooth surface. surface. Moopetsi Moopetsi river, river, Maandagshoek, eastern Bushveld. (b) Idiomorphic...Well-rounded grain of Ptā PtāFe alloy. Makwiro river near Hartley Mine, Great Dyke, Zimbabwe. (d) Grain...Grain of PtāFe alloy with Fe alloy. Makwiro river near Hartley Mine, Great Dyke, Zimbabwe. (d) Grain of...(e) Well-rounded grain of native Pt. Dithokeng river, northern Bushveld. (f) Splinter of as Figure 5a |  | | Journal (article/letter/editorial) | | artiļ¬cial. Historical landmarks The discoveries of the new elements iridium and osmium (1803/4), rhodium and...Analytical difļ¬culties and the race to discover new chemical elements chal- J. JEDWAB lenged several...as a good starting material for the discovery of new elements, and generated several papers (Charonnat...Figs 27b and c) in untreated placers from Papua New Guinea. (4) Symplectite grains, in which one of the...Colombia Russia Brazil Greece Russia Yugoslavia Papua N. Guinea South Africa Zimbabwe Brazil 383 References |  | Airiyants, Evgenia V., Kiseleva, Olga N., Zhmodik, Sergey M., Belyanin, Dmitriy K., Ochirov, Yuriy C. (2021) Platinum-Group Minerals in the Placer of the Kitoy River, East Sayan, Russia. Minerals, 12 (1) 21 doi:10.3390/min12010021 | Journal (article/letter/editorial) | | Platinum-Group Minerals in the Placer of the Kitoy River, East Sayan, Russia Evgenia V. Airiyants *, Olga...Platinum-Group Minerals in the Placer of the Kitoy River, East Sayan, Russia. Minerals 2022, 12, 21. https://doi...mineralization found in the upper reaches of the Kitoy River (the southeastern part of the Eastern Sayan (SEPES))...source of the platinum-group minerals from the Kitoy River placer is the rocks of the Southern ophiolite branch...article, for the first time, PGM from the Kitoy River Minerals 2022, 12, 21. https://doi.org/10.3390/min12010021 |  | | Report (Issue volume) | | + 4, Mineral Fe # ā of Australia andā¢ Papua New Guinea ... Geology of the Mineral Deposits of Australia and Papua New Guinea The COVER PHOTOGRAPH shows an aerial view...coast of Lihir Island, New Ireland Province, Papua New Guinea. The Ladolam gold deposit lies within the...Resources Development Centre, Port Moresby, Papua New Guinea The Australasian Institute of Mining and...Mines ā 1968 1968 and Papua New Ed. C.L. Knight 1974 1975 and Papua New Eds D.M. Traves and D. |  | Airiyants, Evgeniya V., Belyanin, Dmitriy K., Zhmodik, Sergei M., Agafonov, Leonid V., Romashkin, Pavel A. (2020) Chemical composition and origin of platinum-group minerals from placers of the Aunik River, Buryatia, Russia. Ore Geology Reviews, 120. 103453 doi:10.1016/j.oregeorev.2020.103453 | Journal (article/letter/editorial) | | platinum-group minerals from placers of the Aunik River, Buryatia, Russia T Evgeniya V. Airiyantsa, Dmitriy...occasionally encountered in gold placers around the world. Most research related to the gold placer deposits focuses...focuses on the origin, migration and concentration of gold, the primary commercial mineral in the placers....this theory, and find that the PGM of the Aunik River placers likely originated from ophiolites of the...metasomatic alteration. Interestingly, an unnamed, new mineral phase (Ir,Os)Se2 was detected in a hydrothermally |  | Tolstykh, Nadezhda, Krivenko, Aleksandr, Sidorov, Evgeniy, Laajoki, Kauko, Podlipsky, Maksim (2002) Ore mineralogy of PGM placers in Siberia and the Russian Far East. Ore Geology Reviews, 20 (1) 1-25 doi:10.1016/s0169-1368(02)00036-7 | Journal (article/letter/editorial) | | association from Zolotaya, Suyenga, and Balyksa river placers (A-type), restricted to ultramafic rocks...placer-hosted PGM are of importance in exploring for new PGM deposits. Two main types of placer-source massifs...and their PGM are generally mined together with gold. Platinum placers related to the Alaskan-type massifs...model occurrence. Hard rock sources of some PGMrich gold placers are sometimes unknown, but the study of...CuFeS2 (for Fig. 2. Geologic map of the Zolotaya River placer district, Western Sayan. 4 N. Tolstykh |
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