 | | 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 |  | | 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...galena and chalcopyrite. Narrow, discontinuous calcite veins of stage IV mark the waning of gold-related...everywhere composed of comb and/or gray quartz, calcite and/or ankerite and bands or clusters of fractured...James Cook University, Townsville, QLD 4811, Australia E-mail: okreuzer@els.mq.edu.au Tel.: +61-2-98508258 |  | | 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) | | 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) | | 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...characterized by silicification and H (sericite), CO2 (calcite-ankerite), Na (albite), B (tourmaline), and S (pyrite)...deposits formed at considerably greater depths. Mt. Shamrock-Mt.Ophir is a Au-Ag mineralized system |  | | Journal (article/letter/editorial) | | (Richmond Hill, South Dakota) to 345 Ma (Yandan, Australia). Panel C shows hypothetical depth-time paths...Sillitoe et al., 1998). The Charters Towers goldfield in Queensland, Australia, which has been described...found only in a few areas, including northern Queensland (Pajingo), where they are unmetamorphosed and...the Lachlan fold belt (Temora, Peak Hill) in Australia and the Slate belt (Brewer, Haile, Ridgeway) in...as the Golden Mile in the Yilgarn province of Australia (Clout et al., 1990), and Huston et al. (2002) |  | | 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) | | andjarosite-groupmineralsin the Mt. Leyshon epithermalgold deposit,northeast Queensland,Australia-Discussion, 857 Angel...R.J.: Review of Inraplate Volcanismin Eastern Australia and New Tcaland.By R.W. Johnson,J. Knutson,and...lusungite groupfrom BrokenHill, New SouthWales,Australia, 556 Bird M.I..reeAndrew,A.S., 857 Bish, D.L....Salje, E.K.H.: A new interatomicpotentialmodelfor calcite: Applications to lattice dynamicsstudies,phase...,a new mineralfrom syenitepegmatitein the Oslo Region,Norway, 43E Lawrence,V. seeBohlen,S.R., 877 lrf0vre |  | | Journal (article/letter/editorial) | | Geoscience Journal of the Geological Society of Australia Publication details, including instructions for...of Earth Sciences, ANU , Canberra, ACT, 0200, Australia b CSIRO Earth Science & Resource Engineering...NSW, 1670, Australia c Newmont Asia Pacific Ltd , PO Box 1652, Subiaco, WA, 6904, Australia d CSIRO...6102, Australia e Department of Applied Geology , Curtin University , Perth, WA, 6102, Australia Published...Geoscience Journal of the Geological Society of Australia, 58:7, 803-812, DOI: 10.1080/08120099.2011.600334 |  | | Journal (article/letter/editorial) | | form hydrohetaerolite pseudomorphs, and manganoan calcite has an outer alteration rim of hydrohetaerolite...dumps. Under a humid climate and in a mountainous region, violent storms during the rainy season commonly...pyrrhotite, cp = chalcopyrite, mc = manganoan calcite, rd = rhodochrosite, q = quartz, mi = mica, ch...pyrrhotite and chalcopyrite (Table 2). Manganoan calcite and rhodochrosite are commonly associated with...arsenopyrite; rd = rhodochrosite; mc = manganoan calcite. morphs (Figs. 4a and 4b). The original grain |  | | 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) | | diaspore, pyrophyllite, alunite, illite, sulfides and calcite. Intergrowth of blocky crystals with thin ones...adapted for the far-IR experiment. For the mid-IR region, IR spectra were recorded in the range 400 4000...1990; Laperche and Prost, 1991). For the far-IR region, pellets consisting of 1 vol.% of kaolin sample...absorption spectra were recorded in the 50 200 cm 1 region, with resolution of 0.5 cm 1. During all the experiments...diaspore, pyrophyllite, alunite, illite, sulfides and calcite are less commonly found. Dickite occurs as matrix |  | | Journal (article/letter/editorial) | | broad absorption due to molecular water, in the region 3400 cm 1 is observed, along with bands attributed...decrepitation of clear euhedral quartz and platy calcite from the Broadlands geothermal system, showed that...fluid (Faure, 2003). In contrast, the associated calcite ejecta yielded dD values identical to the dD of...Transform Infrared (FT-IR) spectroscopy in the region associated with the fundamental stretching vibrations...1; (2) Al–OH species that absorb energy in the region 3380, 3315 and 3432 cm 1; and (3) Li– OH species |  | | Journal (article/letter/editorial) | | g/t Au. Associated alteration includes a massive calcite-graphite-tourmaline rock and galena and pyrite-bearing...in late P r o t e r o z o i c dolom i t e a n d calcite m a r b l e s of t h e D a m a r a S e q u e n...jarosite schist that is crosscut by veinlets of calcite. The rock is comprised of (natro)jarosite (30-50%)...(up to 60%). Minor minerals include grunerite, calcite, altered feldspar, muscovite, and massive galena...angular quartz (reflected light (RL)). FIG. 8. Calcite-graphite-tourmaline rock. Note (?hydraulically |  | | 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 |  | | 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 |  | | Journal (article/letter/editorial) | | belt (Fig.1b). The 94 basement rocks of this region are composed of low-grade metamorphic rocks of...gangue minerals 126 dominated by quartz and calcite. Structurally, the deposit is located at the intersection...gangue 150 minerals are dominated by quartz and calcite with minor barite, fluorite, talc, and 151 gypsum...Hu and Peng, 2018). The data from hydrothermal calcite Sm-Nd dating and 158 (U-Th)/He dating of zircon...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 |  | | Journal (issue) | | metalliferous mineral wealth Tim Colman Abstract: Australia is a continent with substantial metalliferous...been a number of mining ‘booms’; the early South Australia copper and Victorian gold rushes were largely...acquiring Australian mining operations and prospects. Australia now hosts four world-class mid-Proterozoic lead-zinc...1). There are two Archean cratons in Western Australia. The Pilbara craton is at least 3.2 Ga old while...6 and 2.9 Ga old. The Gawler craton in South Australia is slightly younger and spans the Proterozoic/ |  | 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) | | deposit in China, with 1.78 Mt of high-grade Mo @0.087% (0.06%) and 0.68 Mt of low-grade Mo @0.048% (between...quartz, fluorite, sphalerite and pyrite with minor calcite, anhydrite, galena, hematite and chalcopyrite....levels and is mainly composed of epidote, chlorite, calcite and pyrite. Based on the mineral assemblages, metal-bearing...-fluorite veins (Fig. 4g). The formation of calcite-fluorite veins (Fig. 4h) represents the end of...metal precipitation was focused in the interplay region between these two kinds of fluids (Weis et al. |  | | Journal (article/letter/editorial) | | Recent majorAu + Cudeposits withintheNewGuinea region(Fig. discoveries includethe LembahTembaga intrusion-hosted...1967fortheexclusivementzonethathasan announced million metric tons (Mt) of 2.0 percent Cu equivalent (Table exploration...relatively upperskarnbut generally is subordinate to calcite. with compositions in the rangeof Ads0_90. Other...alteration, involving replaceby ohiorite, talc,calcite,micas, ratio,andthusthe bornite/chalcopyrite ratio...intergrown withmuscovite, occurs lotergrowths withclay,calcite,anhydrite, andpyritein theup- callyasa lateprograde |  | 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) | | 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...dominated by quartz and molybdenite, with minor calcite and pyrite (Fig. 4C). Sulfides are disseminated...muscovite, molybdenite, and pyrite, with minor calcite, galena, and sphalerite (Fig. 4D). These veins...(F) ultraviolet (UV) light. Abbreviations: cal—calcite; Fis—fissure; mo—molybdenite; ms—muscovite; qz1—planar |  | | Journal (article/letter/editorial) | | ‰ for dolomite, and 9.6 to 29.3 ‰ (VSMOW) for calcite. High δ18O values (>19 ‰) are measured in a crustiform-...microveinlets, and calcite in settings associated with the late quartz and dolomite and a separate calcite-only setting...volcanogenic massive sulfide (VMS) deposits in the region. The geologic development of the deposit involves...Reef Deposit. Secondary fluids, identified in calcite- and quartz-hosted secondary fluid inclusions in...24.7 weight % NaCl equivalent, reported for the calcite-hosted fluid inclusions, would require -p other |  | Páez, G.N., Ruiz, R., Guido, D.M., Ríos, F.J., Subias, I., Recio, C., Schalamuk, I.B. (2016) High-grade ore shoots at the Martha epithermal vein system, Deseado Massif, Argentina: The interplay of tectonic, hydrothermal and supergene processes in ore genesis. Ore Geology Reviews, 72. 546-561 doi:10.1016/j.oregeorev.2015.07.026 | Journal (article/letter/editorial) | | and Haller, 2002). Intricate stratigraphic This region is characterized by numerous gold and silver epithermal...this relatively young gold and silver producing region. 3. Local geology The mineralization at Martha...be indirectly constrained from the absence of calcite in the alteration assemblage (Hedenquist and Browne...colloform-banded textures with amorphous silica, platy calcite (commonly later replaced by quartz), adularia,...Morrison, G.W., 1995. Adularia in epithermal veins, Queensland: morphology, structural state and origin. Mineral |
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