 | | Journal (article/letter/editorial) | | almost invariably in the Merensky Reef and in Stillwater, whereas Ru sulfide is abundant in ophiolites...Merensky Reef, Driekop (Tarkian and Stumpfl 1975), Stillwater (Volborth et al. 1986) and the Witwatersrand...V:SE Borneo ($tumpfl 8, Torkian 1973) lII : Driekop Mine, Bushveld (Torkian¢$tumpf11975 I l,]I; $orashigawo...the Merensky Reef and Stillwater (Fig. 6) reveals that members of the braggite solid solution series...Vysotskite and Pd-rich braggite are lacking in the Merensky Reef, whereas in Stillwater the complete solid |  | | Report (issue) | | Pd0.01 Ni0.03 )Σ=1.02 S0.98 . (2) Stillwater complex, Montana, USA; by electron microprobe, corresponding...(3) PtS. Polymorphism & Series: Dimorphous with braggite. Occurrence: A significant platinum ore mineral... orebodies; in alluvial placers. Association: Braggite, vysotskite, sperrylite, moncheite, platarsite...Freetown complex, Sierra Leone. From the Stillwater complex, Montana; at the junction of the Trinity and Klamath...at Snelling and Cressy, Merced Co., California, USA. In Canada, in the Lac des Iles complex, Ontario |  | Rifai, Kheireddine, Özcan, Lütfü-Çelebi, Doucet, François R., Rhoderick, Kyle, Vidal, François (2020) Ultrafast Elemental Mapping of Platinum Group Elements and Mineral Identification in Platinum-Palladium Ore Using Laser Induced Breakdown Spectroscopy. Minerals, 10 (3) 207 doi:10.3390/min10030207 | Journal (article/letter/editorial) | | Drilling, 2990 N Townsend Ave, Montrose, CO 81401, USA; krhoderick@firstdrilling.com (K.R.); vidal@emt.inrs...drill cores collected from a platinum/palladium mine using laser-induced breakdown spectroscopy (LIBS)...minerals in core samples from a palladium/platinum mine in the western United States. Its purpose is to...containing palladium and platinum from the Stillwater mine in Montana, USA, was cut and a LIBS scan of 40 mm ×...zone of the Stillwater Igneous Complex, a layer mafic intrusion in Southwestern Montana. There are three |  | | Journal (article/letter/editorial) | | Pt–Pd SULFIDE IN THE J–M REEF OF THE STILLWATER COMPLEX, MONTANA Chusi LI and Edward M. RIPLEY Department... Indiana 47401, USA Abstract Pt–Fe alloy (Pt3Fe) in the J–M Reef of the Stillwater Complex, as exposed...exposed in the Stillwater mine, in Montana, occurs intergrown with secondary Fe–Ni–Cu sulfide; together,... they replace a Pt–Pd sulfide (braggite or cooperite). It also appears as discrete grains associated...only a minor amount of alteration (<5 vol.%) at the mine, whereas the discrete grains of the Pt–Fe alloy |  | | Report (issue) | | des Iles complex, Canada. Easily confused with braggite. 2.846 (100), 2.914 (90), 2.612 (80), 2.650 (70)...Russia; by electron microprobe. (2–3) Stillwater complex, Montana, USA; by electron microprobe. Polymorphism...Polymorphism & Series: Forms a series with braggite. Occurrence: In andesine diabases (Noril’sk region, Russia)...chalcopyrite, cubanite, nickelian mackinawite, gold, braggite, cooperite, moncheite, isoferroplatinum, kotulskite...keithconnite, palladian tulameenite (Stillwater complex, Montana, USA); hongshiite, cooperite, sperrylite |  | | Report (issue) | | Braggite (Pt, Pd, Ni)S c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Tetragonal. Point...Pd0.27 Ni0.14 )Σ=1.01 S1.00 . (2) Stillwater complex, Montana, USA; by electron microprobe, corresponding...keithconnite, palladian tulameenite (Stillwater complex, Montana, USA). Distribution: One of most common...complex, Transvaal, South Africa. At the Stillwater complex, Montana, USA. From the Lac des Iles complex, Ontario...National Museum of Natural History, Washington, D.C., USA, 105857. References: (1) Palache, C., H. Berman, |  | Cabri, Louis J., Laflamme, J. H. Gilles, Stewart, John M., Turner, Kent, Skinner, Brian J. (1978) On cooperite, braggite, and vysotskite. American Mineralogist, 63 (9-10) 832-839 | Journal (article/letter/editorial) | | AmericanfrIineralogist,Volume63, pages832-839,I 978 On cooperite,braggite,and vysotskitel Louts J. Cesnt, J. H. Gllus Le...phase Detailedmineralogicalanalysesol cooperite,braggite,and vysotskite,togetherwith of identity the equilibrium...nicfeloanmembers be subdividedby restrictingthe may (braggite series) series solid-solution this that suggest...not documented in detail, from the Stillwater Complex of Montana (Cabri and Laflamme, 1974) and the Lac...three minerals from the Precambrian Stillwater Complex of Montana. Pageet al. (1976) discussedthe variations |  | | Journal (article/letter/editorial) | | W. Merkle Æ Sabine M.C. Verryn Cooperite and braggite from the Bushveld Complex: implications for the...Analyses of the Pt-Pd±Ni sulphides cooperite, braggite, and vysotskite reported from worldwide occurrences...cooperite and braggite, and the established compositional gap between co-existing cooperite and braggite from...unambiguous way of distinguishing between cooperite and braggite is to obtain structural information through X-ray...interaction with hydrothermal fluids. Keywords Braggite Æ Cooperite Æ Pt-Pd-Ni-S Æ Miscibility gap Æ Bushveld |  | | Journal (article/letter/editorial) | | Petrology (2000) 68: 63±73 Synthetic ``Cooperite'', ``Braggite'', and ``Vysotskite'' in the system PtS-PdS-NiS...C ``cooperite'', ``braggite'', and a melt and at 900 C ``cooperite'', ``braggite'', ``vysotskite'',...Ni-free ``cooperite'' is 13.7 atomic per cent. The ``braggite'' composition ranges from Pt0.56Pd0.38Ni0.06S...Ni-free ``cooperite'' is 12.5 atomic per cent. The ``braggite'' composition ranges from Pt0.59Pd0.29Ni0.12S...09S and PdS respectively. The Ni-content in ``braggite'' and ``vysotskite'' increases slightly with increasing |  | Christopher Jenkins, M., Mungall, James E., Zientek, Michael L., Holick, Paul, Butak, Kevin (2020) The Nature and Composition of the J-M Reef, Stillwater Complex, Montana, USA. Economic Geology, 115 (8). 1799-1826 doi:10.5382/econgeo.4777 | Journal (article/letter/editorial) | | Nature and Composition of the J-M Reef, Stillwater Complex, Montana, USA M. Christopher Jenkins,1,2,† James...Washington 99201, USA 3Stillwater Mine, Sibanye-Stillwater, 2562 Nye Rd., Nye, Montana 59061, USA Abstract...Abstract In this contribution, we analyze 30 years of mine development data and quantitatively identify the processes...mineralization in the J-M reef horizon of the Stillwater Complex along the strike and down the dip of...area of the Stillwater mine. We compare these results with data from the East Boulder mine and whole-rock |  | | Report (issue) | | Pd0.28 )Σ=0.88 (Te1.56 Bi0.44 )Σ=2.00 . (2) Impala mine, Transvaal, South Africa; by electron microprobe...(Pt0.88 (Te1.72 Bi0.28 )Σ=2.00 . (3) Stillwater complex, Montana, USA; by electron microprobe, corresponding...kotulskite, froodite, sperrylite, cooperite, laurite, braggite, insizwaite, gold, pyrrhotite, pentlandite, chalcopyrite...Tundra, Kola Peninsula [TL]; and at the Oktyabr mine, Noril’sk region, western Siberia. In South Africa...Transvaal. In the USA, at the Stillwater complex, Montana; from the New Rambler Cu–Ni mine, Medicine Bow |  | Rifai, Kheireddine, Michaud Paradis, Marie-Chloé, Swierczek, Zofia, Doucet, François, Özcan, Lütfü, Fayad, Alejandro, Li, Jing, Vidal, François (2020) Emergences of New Technology for Ultrafast Automated Mineral Phase Identification and Quantitative Analysis Using the CORIOSITY Laser-Induced Breakdown Spectroscopy (LIBS) System. Minerals, 10 (10) 918 doi:10.3390/min10100918 | Journal (article/letter/editorial) | | this study were collected at the Stillwater platinum group element mine in the United States. The data...in the present study come from the Stillwater Complex, Montana (USA). The USGS organization recently published...drill cores from the South African Merensky Reef mine [7]. In this work, LIBS analyses were performed... LIBS emerges as an ideal sensing technique for mine site applications. Additionally, since the instruments...out on drill core fragments from the PGE Stillwater mine in USA [23]. The main objective of that study |  | | Journal (article/letter/editorial) | | COMPOSITION OF PLATINUM-GROUP MINERALS IN THE J-M REEF, STILLWATER COMPLEX BÉLINDA GODEL,† Centre for Exploration...platinum-group element (PGE)–bearing J-M reef, Stillwater Complex (Montana). The aims of the study were to determine...Bushveld Complex (South Africa) and the Stillwater Complex (Montana) contain stratiform layers, or “reefs...elements (PGE). In both the Bushveld and the Stillwater Complexes, the PGE are found spatially associated...2004). In contrast to the Bushveld Complex, the Stillwater Complex (Fig. 1) has been affected by several |  | | Report (issue) | | 856(1) Z=4 X-ray Powder Pattern: Stillwater complex, Montana, USA. 0.7874 (100), 0.8623 (80), 0.8847...Rh (1) 59.6 41.7 Total 101.3 (1) Stillwater complex, Montana, USA; by electron microprobe, corresponding...found in heavy mineral concentrates (Stillwater complex, Montana, USA). Association: Platinum, Pt–Fe alloy...moncheite, kotulskite, merenskyite, cooperite, braggite, vysotskite, sperrylite, pyrite, chalcopyrite...graphite (Stillwater complex, Montana, USA). Distribution: In the USA, from the Stillwater complex, Montana |  | | Report (issue) | | 12.60(2) Z = 16 X-ray Powder Pattern: Oktyabr mine, Russia. 2.42 (10), 2.10 (5), 3.05 (4), 2.74 (3)...0.46 1.46 26.32 Total 100.6 100.79 (1) Oktyabr mine, Russia; by electron microprobe, average of analyses...Russia); in the layered ultramafic Stillwater complex (Nye, Montana, USA). Association: area, Russia). Chalcopyrite...Chalcopyrite, bornite, millerite, braggite, silver, kotulskite, clausthalite (Talnakh Distribution:...Distribution: In Russia, from the Oktyabr mine, Talnakh area, Noril’sk region, western Siberia [TL], and in the Nadezhda |  | Ripley, Edward M., Wernette, Benjamin W., Ayre, Annie, Li, Chusi, Smith, Joshua M., Underwood, Benjamin S., Keays, Reid R. (2017) Multiple S isotope studies of the Stillwater Complex and country rocks: An assessment of the role of crustal S in the origin of PGE enrichment found in the J-M Reef and related rocks. Geochimica et Cosmochimica Acta, 214. 226-245 doi:10.1016/j.gca.2017.07.041 | Journal (article/letter/editorial) | | Manuscript Multiple S isotope studies of the Stillwater Complex and country rocks; An assessment of the...Keays, R.R., Multiple S isotope studies of the Stillwater Complex and country rocks; An assessment of the...pertain. Multiple S isotope studies of the Stillwater Complex and country rocks; An assessment of the... 1 Abstract- The J-M Reef in the Stillwater Complex of Montana is the highest grade Pd deposit in the...The ~ 2.7 Ga Stillwater Complex, located in the Beartooth Mountains in southwestern Montana, contains the |  | | Report (issue) | | palladium, palladesite (Cauê mine, Brazil); stillwaterite, braggite, vysotaskite, sperrylite, hollingworthite...[TL], and at the Caue iron mine. In the Stillwater complex, Montana, USA. From the Merensky Reef, Bushveldt...National Museum of Natural History, Washington, D.C., USA, 142504. References: (1) Clark, A.M., A.J. Criddle...Arsenopalladinite from Itabira, Brazil and from the Stillwater Complex, Montana. Can. Mineral., 15, 70–73. (4) Criddle |  | Li, C., Ripley, E. M., Merino, E., Maier, W. D. (2004) REPLACEMENT OF BASE METAL SULFIDES BY ACTINOLITE, EPIDOTE,CALCITE, AND MAGNETITE IN THE UG2 AND MERENSKY REEF OF THE BUSHVELDCOMPLEX, SOUTH AFRICA. Economic Geology, 99 (1) 173-184 doi:10.2113/gsecongeo.99.1.0173 | Journal (article/letter/editorial) | | contact UG2-1155.35 3 cm above the base of UG2 Mine name and sample number Not examined 4 sulfides...Chr-2 Pl Po Chr-1 Ep Pl Ep Cp Western Platinum Mine MR-3 20 µm c 20 µm Impala MR-7 d Opx Pl Opx...Pt-Pd sulfide solid solution (cooperite [PtS] and braggite [PdS] as end members) and base metal sulfide aggregates...aureoles are also observed. Most cooperite and braggite occur as inclusions in base metal sulfide aggregates...epidote, actinolite, or tremolite, cooperite and braggite remain to form the characteristic crystals projecting |  | | Journal (article/letter/editorial) | | defined from a study of five Jaska, and from the Stillwater Complex, Mon_ ric, and hard, probably having...chromitites of reported.by.Page and the Stillwater Complex, Montana, was recently and Desborough has found...is briefly deThe occurrenceof Gooinews Bay and stillwater chemical composition and ore scribed in this...standard etch reagents. Grains of GoodnewsBay and Stillwater laurite were inadequately isolatable or too small...flawless areas. 3, very slightly flawed. 4 Stillwater Complex, Montana; H chromitite zone, Mountain View area |  | | Report (issue) | | 91.94° Z=4 X-ray Powder Pattern: Stillwater Complex, Montana, USA. 2.237 (100),1.305 (80b), 2.543 (70)...23 34.77 Total 100.17 100.00 (1) Stillwater Complex, Montana, USA; by electron microprobe, Pds.gg(Te3...and Upper Zones of the Stillwater braggite, vysotskite. Complex, Montana, USA. For the composition...National Museum of Natural History, Washington, D.C., USA, 144958; Canadian Geological Survey, Ottawa; Royal...and other Pd-Pt tellurides from the Stillwater Complex, Montana. Can. Mineral., 17, 589-594. (2) Matkovic |  | Barkov, A. Y., Fleet, M. E., Martin, R. F., Halkoaho, T. A.A. (2005) New data on "Bonanza"-type PGE mineralization in the Kirakkajuppura PGE deposit, Penikat layered complex, Finland. The Canadian Mineralogist, 43 (5) 1663-1686 doi:10.2113/gscanmin.43.5.1663 | Journal (article/letter/editorial) | | observed PGM and rare species are: vysotskite–braggite series [PdS–(Pt,Pd)S], zvyagintsevite [Pd3Pb]...observés sont: membres de la série vysotskite–braggite [PdS–(Pt,Pd)S], zvyagintsévite [Pd3Pb], une phase...Vysotskite–braggite series [PdS–(Pt,Pd)S] In general, members of the vysotskite–braggite series are the...veinlet- or chain-like aggregates of vysotskite– braggite, up to 1 cm in length (Fig. 3) and associated...(actinolite and clinochlore). Some of the vysotskite– braggite grains, present in these aggregates, seem to be |  | | Report (issue) | | 769–5.797 Z=4 X-ray Powder Pattern: Onverwacht mine, South Africa (ruthenian). 3.31 (10), 2.87 (10)...37.02 14.99 Total 99.4 100.0 100.19 (1) Driekop mine, South Africa; by electron microprobe, corresponding...alloy, braggite, sperrylite, cobaltite, pyrrhotite, pentlandite, pyrite, chalcopyrite (Stillwater complex...complex, Montana, USA). Distribution: Increasingly recognized as an economically important platinum-group...In the Upper and Banded zones of the Stillwater complex, Montana; from the Yuba River, Nevada Co., California; |  | | Report (issue) | | 10.311 Z=3 X-ray Powder Pattern: Stillwater complex, Montana, USA. 2.115 (100), 2.355 (80), 1.351 (50)...89 Total 100.2 [100.56] 100.00 (1) Stillwater complex, Montana, USA; by electron microprobe; corresponds...Association: Gold, palladoarsenide, sperrylite, braggite, hollingworthite, chalcopyrite, digenite, pentlandite...the Banded and Upper zones of the Stillwater complex, Montana, USA [TL]. In the Roby zone, Lac des Iles...Karelia, Russia. Name: For the Stillwater mafic complex, Montana, USA. Type Material: Royal Ontario |  | | Journal (article/letter/editorial) | | Compositional variation of cooperite, braggite, and vysotskite from the Bushveld Complex SABINE M. C...coexisting and individual cooperite (ideally PtS) and braggite (ideally (Pt,Pd)S) grains from the Merensky Reef...of the Bushveld Complex, as well as cooperite, braggite and vysotskite (ideally PdS) grains from the UG-2...miscibility gap between cooperite and braggite, but no evident gap between braggite and vysotskite. Partition coefficients...coefficients between cooperite and braggite are determined on coexisting phases. The gbDraggite/c~176 |  | | Report (issue) | | [•] Atokite Barbertonite Bismoclite Bonaccordite Braggite Bultfonteinite Clairite Cochromite Cooperite Djerfisherite...Ru,Rh-irarsite Trinicdibisulite Tripalstibite Braggite Niggliite Cooperite Platarsite Geversite Stumpflite...(1927) Cooperite (1928) Stibiopalladinite (1929) Braggite (19321 Bultfonteinite (1932) A.G. Werner F.E...California, U.S.A. (Switzer and Bailey, 1953); Mihara mine, Okayama Prefecture and at Fuka, Okayama Prefecture...crystals in one mineralised pocket in the Wessels mine, Farm Wessels 227, Hotazel district, Northern Cape |
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Stillwater Mine, Stillwater County, Montana, USA