 | | Journal (article/letter/editorial) | | Serpentinization and Talc-CarbonateAlteration at Black Swan, Western Australia D. I. Gi•ov•.s,D. R. HuDsoN, ^ND T....nickel-iron sulfides in Archean serpentinite at Black Swan consist of the relatively uncommon assembla...metavolcanic association and rock associaTaE Black Swan nickel prospectis situatedin the a felsicmet...Eastern Goldfieldsprovince of Western Australia, about 43 km NNE of Kalgoorlie. It is a small, low-gradedisseminated...ultramafic body (Fig. 1), and differsmarkedlyfrom most Western metamorphosedtholeiitic basalts associatedwith |  | | Journal (article/letter/editorial) | | violarite of exsolution origin from Mount Keith, Western Australia: field evidence for a stable pentlandite ^violarite...Box 238, Welshpool Delivery Centre, W.A. 6986, Australia ABSTR ACT In most documented occurrences, violarite...sulphide orebody at Mount Keith, central Western Australia. These lamellae are interpreted to be of exsolution...pentlandite, Ni-Fe-S system, Mount Keith, Western Australia. Introduction VIOLARITE (FeNi2S4), is the...Misra and Fleet, 1974). In the Ni deposits of Western Australia the weathering pro les are generally deep |  | Hill, R. E. T., Barnes, S. J., Dowling, S. E., Thordarson, T. (2004) Komatiites and nickel sulphide orebodies of the Black Swan area, Yilgarn Craton, Western Australia. 1. Petrology and volcanology of host rocks. Mineralium Deposita, 39 (7) 684-706 doi:10.1007/s00126-004-0437-9 | Journal (article/letter/editorial) | | sulphide orebodies of the Black Swan area, Yilgarn Craton, Western Australia. 1. Petrology and volcanology...October 2004 Ó Springer-Verlag 2004 Abstract The Black Swan Succession is a bimodal association of dacitic...komatiitic volcanic rocks located about 50 km NNE of Kalgoorlie, within the 2.7Ga Eastern Goldfields greenstone...exploitable Ni sulphide orebodies including the Silver Swan massive ore shoot (approximately half a million...multiple dacite lava flows; an upper Eastern and lower Western Ultramafic Unit, each showing marked lateral facies |  | Grguric, Ben A., Seat, Zoran, Karpuzov, Andrei A., Simonov, Oleg N. (2013) The West Jordan deposit, a newly-discovered type 2 dunite-hosted nickel sulphide system in the northern Agnew–Wiluna belt, Western Australia. Ore Geology Reviews, 51. 79-92 doi:10.1016/j.oregeorev.2012.12.003 | Journal (article/letter/editorial) | | system in the northern Agnew–Wiluna belt, Western Australia Ben A. Grguric a, b,⁎, Zoran Seat a, Andrei...Department, Norilsk Nickel Australia, P.O. Box 906, West Perth, WA 6872, Australia Centre for Exploration...University of Western Australia, 35 Stirling Highway, Crawley, Perth, WA 6009, Australia Exploration Department...northern Agnew–Wiluna greenstone belt of Western Australia, is a newlydiscovered Type 2 dunite-hosted...Agnew–Wiluna greenstone belt, Yilgarn Craton, Western Australia (Fig. 1). It represents a large tonnage, low-grade |  | | Journal (article/letter/editorial) | | the Mount Keith nickel deposit, Yilgarn Craton, Australia Stephen J. Barnes & Marco L. Fiorentini & Michael...Resource Engineering, Kensington, Perth 6151 WA, Australia e-mail: steve.barnes@csiro.au M. L. Fiorentini...Exploration Targeting, University of Western Australia, Crawley, WA 6009, Australia M. C. Fardon Department of...University, Clayton, VIC, Australia Present Address: M. C. Fardon URS Australia Pty Ltd., Level 4, 70 Light...Light Square, Adelaide, South Australia 5000, Australia and PGE tenors of Mount Keith sulphide ores have |  | | Journal (article/letter/editorial) | | northsulfidedeposits.Early progressreportsconcerning western Quebec, 60 km northeast of the towns of bothobjectives...ankerite, ant = antigorite, aw -- awaruite, br = brucite, cal = calcite, cbt = carbonate,chl = chlorite...Cove-Tilt (ml-py) ' 'silica-carbonate" Eastern Metals mine, Quebec Pollack, Scoares, 1969, p. 93-94 Cove...1972 mg-py-ml ant-talc-cbt Mr. Windarra, Western Australia Davidson, 1970, fig. 4, plate B ml- (mg)...sp-talc-mgs (qtz-ank-mgs) Mr. Windarra, Western Australia Mr. Vernon, Washington Watchman, 1971, p |  | | Journal (article/letter/editorial) | | Yilgarn Craton, WA: The missing link in the Kalgoorlie Terrane? Nicolas Thébaud a,∗ , Steve Barnes b...(M006), University of Western Australia, Crawley, Western Australia 6009, Australia CSIRO Australian Resources... 26 Dick Perry Ave., Kensington, Western Australia 6151, Australia a r t i c l e i n f o Article history:...b s t r a c t The Wildara-Leonora Belt in the Kalgoorlie Terrane is located between the world-class nickel...(Elias, 2006). The Kalgoorlie Terrane of the Yilgarn Craton in Western Australia contains the world’s |  | | Journal (article/letter/editorial) | | on Sulfide Mineralogy and Ore Textures in the Black Swan Disseminated Nickel Sulfide Deposit, Yilgarn...Dick Perry Ave., Kensington, Western Australia Abstract The Black Swan disseminated orebody occurs predominantly...ultramafic cumulate body of komatiitic parentage. The Black Swan disseminated sulfides depart significantly from...observed in otherwise similar deposits in Western Australia and Canada, which display magnetite-bearing...millerite-bearing assemblages in talc carbonates. The Black Swan disseminated ores in contrast are dominated by |  | | Journal (article/letter/editorial) | | Deposits,Western Australia M. J. DONALDSON *• Department of Geology,Universityof Western Australia, Nedlands...Nedlands,Western Australia 6009, Australia ANDG. J. BROMLEY CRA Exploration Pry. Ltd., P.O. Box 467, Kalgoorlie...Kalgoorlie,Western Australia 6480, Australia Abstract The Honeymoon Well Ni-Fe sulfidedeposits occurin...Nickel Operations,Kambalda,WesternAustralia6442, Australia the knownnickeldeposits in WesternAustralia(e... Gneiss .BETHENO • v d:•' • Granite + . WESTERN I 2 + MTKEITH + + HOMESTEAO PE •IDOTITE & |  | | Journal (article/letter/editorial) | | rocks at Mount Keith, Agnew-Wiluna belt, Western Australia Martin J. Gole Received: 4 July 2013 / Accepted:...Associates, 8 Landor Road, Gooseberry Hill, WA, Australia 6076 e-mail: mgole@westnet.com.au the ultramafic...carbonate-altered disseminated mineralization at Black Swan with the dissimilarities attributed to compositional...is described. Because Mount Keith is an operating mine there is a wealth of close-spaced assay data and...olivine in ultramafic rocks to serpentine and brucite (∼380 °C: Peretti et al. 1992; Evans 2004; Früh-Green |  | | Journal (article/letter/editorial) | | Talc-Carbonate Alteration of Some Archcan Dunites, Western Australia M. J. DONALDSONø Department of Geolog{I,Universit{Iof...WesternAustralia,Nedlands,WesternAustralia6009, Australia Abstract Serpentinization of barrenand weakly...olivine q- water = lizarditc q- brucite and lizarditc q- brucite q- S = lizarditc q- bruciteq- magnetiteq-...Ni is incorporatedin sulfideform: lizardite q- brucite q- magnetiteq- heazlewoodite q- CO2 q- S = antigoriteq-...MOSTworkersaccept the fact that the majority of Western AustralianArchcan Ni sulfidedepositswere formed |  | | Report (issue) | | Aerial view of Main-Barton open pit, Jundee gold mine, WA, viewed from the east, June 1997. The pit is...Level 3, 15-31 Pelham Street, Carlton Victoria Australia 3053 iii © The Australasian Institute of Mining...knowledge and understanding of the mineral wealth of Australia and Papua New Guinea. v vi Committees MONOGRAPH...New South Wales Department of Mineral Resources Western Australian Department of Minerals and Energy David...Gold NL WMC Resources Limited Outokumpu Mining Australia Hamersley Iron Pty Limited Hancock Prospecting |  | | Journal (article/letter/editorial) | | Yilgarn Craton, Australia. Unlike the relatively well-published examples from Western Australian, such...Corridor approximately 5 km south-east of Thompson mine. The detailed geological, mineralogical, and chemical...and fold belt situated on the north- AC CE P western margin of the Archaean Superior Province in northern...double that of famous Kambalda deposits in Western Australia. The TNB comprises, from oldest to youngest...mafic Molson dyke from the South Pit at Thompson Mine yielded an age of 1860.9 ± 2.1 Ma (Scoates et al |  | | Report (issue) | | NICKEL MINERALIZATION IN WESTERN AUSTRALIA An oblique aerial view, from the south-southwest, ofthe...concentrating plant lies just north of the township. Kalgoorlie-Boulder is just below the horizon, right of centre...the Surveyor General, Western Australia. GEOLOGICAL SURVEY OF WESTERN AUSTRALIA MINERAL RESOURCES BULLETIN...BULLETIN 14 NICKEL MINERALIZATION IN WESTERN AUSTRALIA by R. J. MARSTON PERTH, 1984 Issued under...L.C., Minister for Mines National Library of Australia Cataloguing-in-publication entry: Marston, R.J |  | | Journal (article/letter/editorial) | | in the Agnew-Wiluna Belt, Yilgarn Craton, Western Australia Caroline S. Perring† BHP Billiton Iron Ore... 125 St George’s Terrace, Perth, Western Australia 6000, Australia Abstract The Yakabindie area hosts...of the Kalgoorlie terrane of the Yilgarn craton of Western Australia (Fig. 1). The Kalgoorlie terrrane...000mN Yakabindie 3D model: Fig. 2 Cosmos Co N Kalgoorlie Terrane Cliffs Yakabindie Conglomerate Sulfidic...greenstones in darker gray. Greenstones of the Kalgoorlie, Kurnalpi, and Burtville terranes (which collectively |  | | Journal (article/letter/editorial) | | GROVES, GeologyDepartment, Universityof Western Australia,Nedlands,Australia6009 D. R. HUDSON, Com...Australia6014 AND J. R. Ross Western Mining Corporation,Belmont, Australia 6104 Abstract The nickelsulfidedeposits...Yilgarn Block. Nickel sulfide depositsin Western Australia are Ultramafic volcanic and associated intrusive...Groves(1981). Many subsequentobservations derive Perth, Australia 6000. • All analyticalvaluesare expressed on a...the percentof the total nickel mined to date in Western mineralizeddunitic lensesare not specificallyassoAustralia |  | | Journal (article/letter/editorial) | | Ca2(Mg,Fe2z)5Si8O22(OH)2 (MgzCa content y25%) brucite, chemical formula Mg(OH)2 (Mg content y42%). N...magnesium silicate minerals, such as serpentine and brucite from olivine or amphibole from pyroxene. A range...efficient Mg-extraction process was identified. Brucite is a common, but normally only a very minor, constituent...resources. However, their study only considered existing mine sites rather than total global resources. For both...Greenstone Belt, Finland; Kambalda Greenstone Belt, Australia Urals, Russia; Duke Island, Alaska, USA and Turnagain |  | | Journal (article/letter/editorial) | | iron substitution into serpentine minerals and brucite is a function of temperature at low fo,, with increased...contain the assemblage: lizardite > chrysotile, brucite and magnetite. Small amounts of awaruite, native...native metals and low-sulfur sulfides are common. Brucite may not be identified in thin section studies of...intergrown with lizardite and/or chrysotile, but brucite is identifiaL~.e by its characteristic (001) reflection...percent (Hostetler et al. 1966). The importance of brucite is that it may define a lower temperature of serpentinization: |  | | Journal (article/letter/editorial) | | abundant ferric iron as well as lesser amounts of brucite rich in ferrous iron. Later stages of serpentinization...early iron-rich serpentine and brucite by more magnesian serpentine and brucite and the formation of abundant...form serpentine [(Mg, Fe, Ni)3Si2O5(OH)4] and brucite [(Mg, Fe, Ni)(OH)2]. In these low temperature conditions...or CH4 gas generation is a matter of concern for mine safety (Cook, 1998). In retrograde tectonic settings...magnetite by the transformation of Fe2+ in brucite or a brucite-like component of serpentine into magnetite |  | | Journal (article/letter/editorial) | | Curtin University, GPO Box U1987, Bentley, WA6845,Australia (k.evans@curtin.edu.au) 2 School Earth Sciences...University of Melbourne, Melbourne, Vic.3010,Australia ABSTRACT Subduction of hydrated lithospheric...the residue via loss of methane and H2 S at the brucite-out and serpentine-out reactions respectively....observations of rocks from New Caledonia, China and the Western Alps. The results are used to provide theoretical...New Caledonia, and the Zermatt Saas zone in the Western Alps. A brief geological © 2015 John Wiley & Sons |  | | Journal (article/letter/editorial) | | YAKABINDIE, WESTERN AUSTRALIA A.J. N A L D R E T T * and A.R. T U R N E R CSIRO, Perth, W.A. (Australia) Anaconda...Anaconda Australia Inc., Kalgoorlie, W.A. (Australia) (Received March 11, 1976; revision accepted November...nickel sulfide mineralization at Yakabindie, Western Australia. Precambrian Res., 3: 43--103. T w o major...Lawlers--Mt Keith area of the Eastern Goldfields of Western Australia. The Upper Greenstones, which contain zones...the centre of the Lawlers--Mt Keith belt, Western Australia, the nickel sulfide mineralization occurs |  | | Journal (article/letter/editorial) | | system led to the precipitation of serpentine, brucite, magnetite, and minor calcite, in addition to other...to form at the expense of olivine, calcite, and brucite, while serpentine remained unreactive. Replacement...composition, but are likely a result of sub-micrometer brucite grains passing through or around the fritted filter...sampling. Since brucite exhibits retrograde solubility, it is conceivable that small brucite grains dissolve...the rims of completely altered orthopyroxene. Brucite and talc were not detected in the solid products |  | | Journal (article/letter/editorial) | | set between talc–quartz–magnesite and serpentine–brucite equilibria are steepest. With increasing temperature...become smaller because the stability fields of brucite, serpentine and talc expand toward higher aCO2...serpentinite, consisting of the assemblage serpentine + brucite, will only be stable at modest CO2,aq concentrations...temperature and the mass of infiltrating fluid. brucite þ CO2 ; aq ¼ carbonate þ H2 O: Note that apart...has been observed: (1) olivine + serpentine + brucite, (2) magnesite + serpentine, (3) magnesite + talc |  | | Journal (article/letter/editorial) | | complex, a collage of Mesozoic ophiolitic slabs in western Luzon, Philippines (Fig. 1). Iron-nickel-copper...in highly serpentinized dunite (locally called black "dunite" because of its extremely dark color) from...zone. For Serpentines and the associated phases brucite, talc, tremolite, anthophyllite, chlorite, epidote...band attributable to brucite. The presence of this micronscale serpentine-brucite intergrowth was confirmed...phase is present as an apparent replacement of Fe-brucite in late-stage veinlets that crosscut serpentine |  | | Journal (article/letter/editorial) | | presence of the assemblage serpentine-olivine-brucite. This is consistent with the observation that Ni-Fe...indicates that the assemblage serpentine-olivine-brucite-magnetite in prograde metaserpentinites equilibrated...minnesotaite serpentine, greenalite antigorite brucite magnesite, siderite graphite iron, kamacite awaruite...(Fig. 3) the dehydration reaction antigorite + brucite = olivine+ H2O (reaction 36) is stable and the...(35). Because the stability fields of olivine and brucite will shrink as the system becomes richer in Fe |
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