 | | Journal (article/letter/editorial) | | Fluid Inclusions in the Mount Leyshon Au Deposit, Queensland, Australia MURRAY M. ALLAN,1,† GREGG W. MORRISON...Exploration, 7 Mary St., Townsville, Queensland 4810, Australia of Earth and Environment, University...is described for the Mount Leyshon intrusive complex, Queensland, Australia, using P-T-V-X analysis and...using laser ablation ICP-MS. The ~290 Ma Mount Leyshon intrusive complex is a subvolcanic porphyry-breccia...metric tons (t) Au (70 Mt at ~1.4 g/t Au) between 1986 and 2000. The Mount Leyshon intrusive complex is |  | | Journal (article/letter/editorial) | | and trace element study of quartz from Mt. Leyshon, Australia Murray M. Allan a,⁎, Bruce W.D. Yardley...and hydrothermal processes in the Mt. Leyshon Au deposit, Australia. Oxygen isotope and trace element...meteoric water into the magmaticallydominated Mt. Leyshon hydrothermal system. We interpret the highest...this hypothesis to the Mt. Leyshon porphyry Au deposit (Queensland, Australia), but like many shallow...shallow magmatic–hydrothermal systems, Mt. Leyshon is characterised by multiple pulses of intrusion, brecciation |  | Murgulov, Valeria, O'Reilly, Suzanne Y., Griffin, William L., Blevin, Phillip L. (2008) Magma sources and gold mineralisation in the Mount Leyshon and Tuckers Igneous Complexes, Queensland, Australia: U-Pb and Hf isotope evidence. Lithos, 101 (3) 281-307 doi:10.1016/j.lithos.2007.07.014 | Journal (article/letter/editorial) | | mineralisation in the Mount Leyshon and Tuckers Igneous Complexes, Queensland, Australia: U-Pb and Hf isotope...Planetary Sciences, Macquarie University, NSW 2109, Australia b Geological Survey of New South Wales, Department...Box 344, Hunter Regional Mail Centre NSW 2310, Australia Received 15 March 2006; accepted 19 July 2007...spatially and temporally related, felsic Mount Leyshon Igneous Complex (MLIC), which hosts a gold-rich...in the felsic Mount Leyshon Igneous Complex (MLIC), North Queensland, Australia is a porphyry system |  | | Journal (article/letter/editorial) | | of lode-gold deposits in the Charters Towers district, north Queensland: implications for the conditions...Springer-Verlag 2005 Abstract Ore deposits of the Charters Towers Goldfield (CTGF) are mainly hosted by fault-fill...James Cook University, Townsville, QLD 4811, Australia E-mail: okreuzer@els.mq.edu.au Tel.: +61-2-98508258... Macquarie University, North Ryde, NSW 2109, Australia sericite–ankerite and distal epidote–chlorite–hematite...surfaces within the earlier pyrite. Keywords Charters Towers Æ Lode-gold Æ Quartz textures Æ Paragenesis |  | | Journal (article/letter/editorial) | | TASMAN FOLD BELT SYSTEM IN QUEENSLAND C.G. MURRAY Geological Survey of Queensland, G.PO. Box 194, Brisbane...Brisbane, Qld. 4001 (Australia) (Accepted for publication F e b r u a r y 26, 1986) Abstract Murray, C.G....o p m e n t of the Tasman Fold Belt System in Queensland. In: E. Scheibner (Editor), Metallogeny and T...T e c t o n i c Development of Eastern Australia. Ore Geol. Rev., 1: 315--400. The n o r t h e r n part...part of the Tasman Fold Belt System in Queensland comprises three segments, the T h o m s o n , Hodgkinson-- |  | | Journal (article/letter/editorial) | | Sciences (2002) 49, 623–660 Mineral systems of Australia: an overview of resources, settings and processes...WALSHE2 1 2 Geoscience Australia, GPO Box 378, Canberra, ACT 2601, Australia. CSIRO Division of Exploration...and Mining, PO Box 1130, Bentley, WA 6102, Australia. Australia produces more than 22 mineral commodities...relative timing of critical events. KEY WORDS: Australia, geodynamics, giant deposits, metallogeny, mineral...mineral systems, mineralisation. INTRODUCTION Australia is one of the world’s most important producers |  | | Journal (article/letter/editorial) | | a volcanic-intrusive complex at Mt. Shamrock-Mt. Ophir, SE Queensland P.J. Wilfiams Department of Geologyand...James Cook Universityof North Queensland, Townsville,Q4811, Australia Received: April 18, 1989/Accepted:...Au-Ag mineralization in the Mt-Shamrock Mt. Ophir area of SE Queensland is related to a geographically-isolated...deposits formed at considerably greater depths. Mt. Shamrock-Mt.Ophir is a Au-Ag mineralized system...Brisbane in SE Queensland (Fig. 1). At the time of writing the area formed part of Queensland State Authority |  | | Journal (article/letter/editorial) | | Interpreting the Granitoid Metallogeny of Eastern Australia: Implications for Gold-rich Ore Systems Phillip...Planetary Sciences, Macquarie University, NSW 2109, Australia Present address: Petrochem Consultants, PO Box...Box 1270, Tuggeranong, ACT, 2901, Australia [email: petrochem@tpg.com.au] Received on March 27, 2004; accepted...Abstract: Granitoids and related rocks of eastern Australia can be classified according to their metallogenic...evolved and fractionated. They exhibit age- and region-specific variations in silica content, compositional |  | | Book | | Interpretation 123 Roger Taylor Townsville Queensland 4810 Australia ISBN 978-3-642-01782-7 e-ISBN 978-3-642-01783-4...SPONSORS Aberfoyle Resources Limited Homestake Australia Ltd ABX Exploranciones Ivanhoe Mines Ltd Acacia...Cook University Anglo American Exploration (Australia) Pty Ltd Metana Minerals NL ARIMCO Mining Pty...Institute of Mining and Metallurgy (North Queensland Branch) Mount Leyshon Gold Mines Ltd Aztec Mining Company...Company Ltd Battle Mountain (Australia) Inc Barrick Gold Corporation (Australia) BHP Pty Ltd BHP Billiton |  | | Report (Issue volume) | | + 4, Mineral Fe # — of Australia and™ Papua New Guinea ...O02unse Geology of the Mineral Deposits of Australia and Papua New Guinea The COVER PHOTOGRAPH shows...Economic Geology of Australia Guinea — 1. Metals 6.* Economic Geology of Australia Guinea — 2. Coal 7...Economic Geology of Australia Guinea — 3. Petroleum 8.* Economic Geology of Australia Guinea — 4. Industrial...New Zealand Geology of the Mineral Deposits of Australia and 1982 Eds D.A. Berkman and W. Ryall Ed. D |  | | Journal (article/letter/editorial) | | dates of co-precipitated hydrothermal quartz and molybdenite, respectively. We demonstrate that vein quartz...shown by high-precision U-Pb zircon and Re-Os molybdenite dating (Stein, 2014; Spencer et al., 2015; Buret...chronology from co-precipitated vein quartz and molybdenite grains. The high-precision Re-Os dates from the...Repository1). As constrained by high-precision Re-Os molybdenite dating, copper-molybdenum mineralization occurred...sinusoidal quartz vein hosted by the aplite, and 12 molybdenite-quartz ± chalcopyrite veins were utilized to |  | Li, Zhen-Zhen, Qin, Ke-Zhang, Li, Guang-Ming, Jin, Lu-Ying, Song, Guo-Xue, Han, Ri (2019) Incursion of meteoric water triggers molybdenite precipitation in porphyry Mo deposits: A case study of the Chalukou giant Mo deposit. Ore Geology Reviews, 109. 144-162 doi:10.1016/j.oregeorev.2019.04.011 | Journal (article/letter/editorial) | | Manuscript Incursion of meteoric water triggers molybdenite precipitation in porphyry Mo deposits: a case...R. Han, Incursion of meteoric water triggers molybdenite precipitation in porphyry Mo deposits: a case...pertain. Incursion of meteoric water triggers molybdenite precipitation in porphyry Mo deposits: a case...(EMQ2)-filled healed fractures. The molybdenite precipitation in the quartz-molybdenite veins of the main Mo mineralization...CL-bright quartz (MMQ1). Similar to the quartz-molybdenite veins, the precipitation of pyrite in the quartz-pyrite |  | | Journal (article/letter/editorial) | | Victoria 3145, Australia b 1034 Geelong Road, Mount Clear, Ballaarat, Victoria 3350, Australia Received 8...an extensive fold belt along much of eastern Australia (i.e. the Tasman Orogenic Belt). In Victoria,...revival. Keywords: Gold: Slate-belt: Victoria: Australia; Metamorphic; Fluid: Structure I. Introduction...Victoria, and the Lachlan Fold Belt, in southeast Australia. This paper aims to synthesize and reinterpret...province The Tasman Orogenic Belt of Eastern Australia (Fig. 2) includes many late Precambrian to late |  | | Journal (article/letter/editorial) | | Goldfields Province, Yilgarn craton, Western Australia—A.A. Morey, R.F. Weinberg, F.P. Bierlein, and...Agnew-Wiluna belt komatiites, Wiluna, Western Australia— M.L. Fiorentini, S.W. Beresford, B. Grguric,...and trace element study of quartz from Mt. Leyshon, Australia—Murray M. Allan and Bruce W.D. Yardley...issues of metallogeny of the southern sikhote Alin region—V.T. Kazachenko, E.V. Perevoznikova, N.V. Miroshnichenko...Clay mineral reactions in an active geothermal area (Mt. Amiata, southern Tuscany, Italy)—S. Battaglia, F |  | Zheng, Yuanchuan, Feng, Hui, Wu, Changzhi, Gu, Lianxing, Liu, Sihai, He, Kun (2014) Influence of crude oil on the genesis of the Lanjiagou porphyry molybdenum deposit, western Liaoning Province, China. Ore Geology Reviews, 60. 1-13 doi:10.1016/j.oregeorev.2013.12.002 | Journal (article/letter/editorial) | | quartz vein stage. Re–Os isotopic ages for the molybdenite from the stockwork quartz vein-type ores yielded...Ma (MSWD = 0.5). Re–Os isotopic ages for the molybdenite identical, within error, to zircon U–Pb isotopic...thick, and the sediments are an important source region for oil fields in northeastern China (Shi et al...Lanjiagou deposit, which contains reserves of 0.22 mt of Mo at a grade of 0.13 wt.%. More than 101 molybdenum...minor breccias. Ore minerals are dominated by molybdenite, with minor pyrite, sphalerite, galena, magnetite |  | Lawrie, K.C., Mernagh, Terrence P., Ryan, Christopher G., Achterbergh, Esme van, Black, Lance P. (2007) Chemical fingerprinting of hydrothermal zircons: an example from the Gidginbung high sulphidation Au-Ag-(Cu) deposit, New South Wales, Australia. Proceedings of the Geologists' Association, 118 (1) 37-46 doi:10.1016/s0016-7878(07)80045-9 | Journal (article/letter/editorial) | | sulphidation Au-Ag-(Cu) deposit, New South Wales, Australia K. C. Lawrie", Terrence P. Memagh/, Christopher...Au- Ag-(Cu ) deposit in the Lachlan Fold Belt, Australia. Their hydrothermal origin is demonstrated by...Canberra, ACT 260 1. Australia 2Geoscience Australia, PO Box 378, Canberra, ACT 2601. Australia 3CS IRO Division... Monash University, Clayton, Victoria, 3168, Australia 4Rio Tinto Technical Services, 1 Research A venue...venue, Bundoora, Victoria, 3083, Australia 1. INTRODUCTION Isotopi c dating of metallogenic events on |  | | Journal (article/letter/editorial) | | Montana. Analyzed veins include early quartz-molybdenite veins with potassic alteration, pyrite-quartz...Early, CL-bright quartz precipitated in a quartz-molybdenite vein, whereas (b) later, CL-dark quartz precipitated...quartz from Butte are in the blue to ultraviolet region (Boggs et al. 2002) as is typical of hydrothermal...contain from 0 to 5 vol% molybdenite. These barren quartz and quartz-molybdenite veins typically have very... in images of quartz from the BQM, a quartz-molybdenite vein, a pyrite-quartz vein, and a Main Stage |  | Riveros, K., Veloso, E., Campos, E., Menzies, A., Véliz, W. (2014) Magnetic properties related to hydrothermal alteration processes at the Escondida porphyry copper deposit, northern Chile. Mineralium Deposita, 49 (6) 693-707 doi:10.1007/s00126-014-0514-7 | Journal (article/letter/editorial) | | stage also involved the first introduction of molybdenite into the porphyry Cu system. The second hydrothermal...and hematite–ilmenite association showing sampled region of h (sampling site E-7). i Semi-quantitative chemical...(Astudillo et al. 2008; 2010). Similarly, at the Mount Leyshon Au-rich porphyry breccia deposit, the highest Kbulk...Escondida porphyry copper deposit, Antofagasta region, Chile. Econ Geol 96:307–324. doi:10.2113/gsecongeo...the porphyry copper-molybdenum deposit at Butte, MT. Chem Geol 210:173–199. doi:10.1016/j.chemgeo.2004 |  | Bethke, Philip M., Rye, Robert O., Stoffregen, Roger E., Vikre, Peter G. (2005) Evolution of the magmatic-hydrothermal acid-sulfate system at Summitville, Colorado: integration of geological, stable-isotope, and fluid-inclusion evidence. Chemical Geology, 215 (1) 281-315 doi:10.1016/j.chemgeo.2004.06.041 | Journal (article/letter/editorial) | | stockwork veins with traces of chalcopyrite and molybdenite. Alteration and mineralization proceeded through...al., this issue), the mid-Paleozoic Mt. Leyshon deposit in Australia (Scott, 1990) and the Hope Brook deposit...veins with trace amounts of chalcopyrite and molybdenite. According to Enders and Coolbaugh, (1987), the...fluids migrated upward into the plastic subsolidus region of the carapace of the intrusion, remaining there...district, San Juan Mountains, Colorado. Denver Region Exploration Geologists Society Fall Field Guidebook |  | | Journal (article/letter/editorial) | | Australian National University, Canberra, ACT 0200, Australia e-mail: dom.tanner@gmail.com quartz crystals...porphyry deposit, NSW, Australia and the Kingsgate Mo–Bi–W deposit, NSW, Australia. Figure 1 shows the relative... contains the heaviest d18O values. While this region could not be analyzed with LA-ICP-MS, EMPA analyses...overgrowth is also the most Al- and K-enriched region of the crystal. Discussion This study was undertaken...in hydrothermal quartz from the Mt. Leyshon Cu–Au deposit, Australia. Our study reveals that oscillatory-zoned |  | | Conference Proceedings (Volume) | | Lusty Platinum mineralization at Owendale, NSW, Australia: new insights into the genesis of Pt mineralization...Petrology of low-sulphide PGE ores of the Norilsk region ................................................systems – Hodgkinson metallogenic zone, north Queensland, Australia .........................................Coolgardie Goldfield, Yilgarn Craton, Western Australia: a type example of the crustal continuum model...and surrounding areas, Paterson orogen, Western Australia ............................................. |  | Maydagan, L., Franchini, M., Rusk, B., Lentz, D. R., McFarlane, C., Impiccini, A., Rios, F. J., Rey, R. (2015) Porphyry to Epithermal Transition in the Altar Cu-(Au-Mo) Deposit, Argentina, Studied by Cathodoluminescence, LA-ICP-MS, and Fluid Inclusion Analysis. Economic Geology, 110 (4) 889-923 doi:10.2113/econgeo.110.4.889 | Journal (article/letter/editorial) | | quartz ± chalcopyrite ± pyrite veins and quartz ± molybdenite veins (A and B veins) show considerable complexity...intermediate Al concentrations (65–448 ppm). Quartz ± molybdenite (B veins) and chlorite + rutile ± hematite (C...pressures below the brine-vapor solvus. Quartz ± molybdenite veins precipitated from fluids at temperatures...Regional Tectonic and Geologic Setting The Altar region is located in the Andean Main Cordillera over the...depressions or intra-arc basins, which in the study region is the Abanico basin (Muñoz et al., 2006; Mpodozis |  | Pandit, Dinesh, Panigrahi, Mruganka K., Moriyama, Takeru, Ishihara, Shunso (2014) Comparative geochemical, magnetic susceptibility, and fluid inclusion studies on the Paleoproterozoic Malanjkhand and Dongargarh granitoids, Central India and implications to metallogeny. Mineralogy and Petrology, 108 (5) 663-680 doi:10.1007/s00710-014-0328-4 | Journal (article/letter/editorial) | | granitoids, such as those in the Lachlan Fold Belt (Australia), S type reduced granitoids are proposed to have...which supposedly represent the oldest rocks in the region and are intruded by DG. The MG covers an area of... High magnetic susceptibility in the Barberton region is observed in late and post-tectonic granitoids...hornblende was a major residual phase in their source region and points towards an amphibolitic source (Hanson...and trace element study of quartz from Mt. Leyshon, Australia. Chem Geol 240:343–360 Auditat A, Pettke |  | | Journal (article/letter/editorial) | | belt (Fig.1b). The 94 basement rocks of this region are composed of low-grade metamorphic rocks of...total proven metal reserve 164 of 1.67 Mt Sb, 42 t Au, and 0.25 Mt WO3, with average grades of 2–6% Sb and...and trace element study of quartz from Mt. Leyshon, Australia. Chemical Geology 240, 343–360. Audétat...Danyushevsky, L., 2013. Trace element heterogeneity in molybdenite fingerprints stages of mineralization. Chemical |  | | Book | | PALAONTOLOGY OF QUEENSLAND AND NEW GUINEA, WITH SIXTY-KIGHT PLATES AND A GEOLOGICAL MAP OF QUEENSLAND. BY ... ROBERT GOVERNMENT GEOLOGIST FOR L. JACK, QUEENSLAND; F.G.S., FORMERLY OF THE F.R.G.S., GEOLOGICAL..., Minister for Mines and Public Instruction, Queensland. BRISBANE: JAMES CHARLES BEAL, GOVERNMENT...the collection as a record of the Geology of Queensland up to date. My labours in the field, occupying...say that this beau ideal has been reached in Queensland. In every country, and especially in every new |
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