 | | Report (issue) | | Atlin, Canada; by electron microprobe. (2) Joubdo stream, Ethiopia; by electron microprobe. (3) Gusevogorskii...laurite, silicate inclusions (Salmon River, Alaska, USA); isoferroplatinum, cuprorhodsite, malanite, cuproiridsite...and the Salmon River, Goodnews Bay, Alaska. From Rio Pilpe, Colombia. In the Santiago River placers, Esmeraldas...Neozhidannyy Creek placers, Tuva; and in the Pustaya River placers, Kamchatka Peninsula. At the Harold’s Grave... Shetland, Scotland. In Ethiopia, in the Joubdo stream, on the Birbir river. From the Witwatersrand, |  | Slansky, E., Barron, L. M., Suppel, D., Johan, Z., Ohnenstetter, M. (1991) Platinum mineralization in the Alaskan-type intrusive complexes near Fifield, N.S.W., Australia. Part 2. Platinum-group minerals in placer deposits at Fifield. Mineralogy and Petrology, 43 (3) 161-180 doi:10.1007/bf01166889 | Journal (article/letter/editorial) | | PGM association was observed in the nuggets: isoferroplatinum, native osmium, osmiridium, iridosmine, laurite...laurite and bowieite. Isoferroplatinum is the matrix mineral in the nuggets, while (Ir, Os, Pt) alloys...embedded as trapped early formed crystals in isoferroplatinum. This PGM association is entirely different...the mineral species and to the chemistry of isoferroplatinum common to both occurrences. This proves conclusively...of iridosmine and osmiridium exsolutions in isoferroplatinum proves a high temperature origin for the nuggets |  | | Journal (issue) | | Canada, K2G fX l Panning for platinum, Tapitangan River, Banggi Island, North Borneo, Malaysia Explor..................82 Northwest Territories, Liard River.......................................................................................84 Quesnel River Area.................................................................................84 Tulameen River Area....................................................84 Alberta, Edmonton, North Saskatchewan River................................................ |  | | Report (issue) | | the most prominent of which are the Bon Accord West nickel deposit (Mpumalanga Province), the Kalahari...Layered Suite of the Bushveld Complex (in North-West, Mpumalanga and Northern Provinces). Sixteen (16)...kimberlite pipe, Farm Dorst Fontein K 77, Kimberley district, Northern Cape Province (Parry and Wright, 1925)...in the Wessels mine, Farm Wessels 227, Hotazel district, Northern Cape Province (Von Bezing et al., 1991...Vrede, 1 2 kilometres southwest of Cnydas West, Gordonia district, Northern Cape Province and from Karelia |  | | Book (edition) | | square brackets denote all the planes in the given zone. Habit: The shape imparted to a mineral by the relative...silicates are glass for- The weathered and oxidized zone overlying a sulfide deposit; contains a concentration...number of chemical formula multiples per unit cell. zone A set of planes (e.g., crystal faces) with mutually...intersections, this common direction being termed the zone axis. zoning Systematic variation in the composition...Found in drill core from the Mahogany Zone oil shale of the Green River Formation, Uintah County, Utah, associated | | | Book (edition) | | square brackets denote all the planes in the given zone. Habit: The shape imparted to a mineral by the relative...glass formers. gossan The weathered and oxidized zone overlying a sulfide deposit; contains a concentration...number of chemical formula multiples per unit cell. zone A set of planes (e.g., crystal faces) with mutually...intersections, this common direction being termed the zone axis. zoning Systematic variation in the composition...Found in drill core from the Mahogany Zone oil shale of the Green River Formation, Uintah County, Utah, associated |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | (deceased): Dept. of Earth Sciences, Purdue Univ., West Lafayette, Indiana. James W. Minette: U. S. Borax...non-crystallographic symmetry. 4) Miller Indices and Zone Symbols (KH, Ch. 2) The Miller indices of a crystallographic...function of the first two such that i= -—(h+k).) Zone symbols, enclosed in square brackets, [uvw], are...The intergrowth generally occurs along a layer or zone of atoms that are common to the two orientations...Twinning commonly involves a 180° rotation about a zone axis or facenormal having no even-order symmetry |  | | Book (edition) | | Iridium Ru 294 38 493 Tefraferroplafinum Isoferroplatinum 436 403 253 A~.lHgo.9 500 Ir 254 Iridium... 580 490 573-573 499 528 4 1 11-15 <1 2 Isoferroplatinum Rutheniridosmine Kotulskite Lead Altaite ...Hedleyite Tellurantimony 59-70 60 60 60-63 60-64 Isoferroplatinum Kolymite Tsumoite Claus thalite Rucklidgeite... 53.2 589 53.65 Alekseev deposit, Sutemskii region, Stanovoi range, Russia R' ilium- inant Y C...Symmetry Tetragonal Provanance Kombat mine, South West Africa (Namibia). 19"45'S lr45'E Standard SIC (Zeiss | | | Book (edition) | | briggs, Glasgow G64 2NZ, UK Chapman & Hall Inc., 29 West 35th Street, New York NY10001, USA Chapman & Hall...Cu 297 565 436 403 112 68 62 64 69-77 72 Isoferroplatinum Rutheniridosmine Rutheniridosmine Kotulskite...Pilsenite BigTe3, 436 65 66 580 490 4 4 Isoferroplatinum Rutheniridosmine 67-74 573-573 11-15 Kotulskite...Trigonal Provenance Alekseev deposit, Sutemskii region, Stanovoi range, Russia Air ra 470 51.6 546...Symmetry 'Tetragonal ivenencs Kombat mine, South West Africa (Namibia), tas 19°45'Sce 17°45'E a —— Standard |
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