 | | Journal (article/letter/editorial) | | schist-hosted metamorphogenic Au-W deposit, Macraes, East Otago, New Zealand S.A. McKeag, D. Craw* and R.J. Norris...Department, University of Otago, Dunedin, New Zealand Abstract. The Macraes gold-tungsten deposit occurs...occurs in a low-angle thrust system in biotite grade Otago Schist. Native gold, scheelite, pyrite and arsenopyrite...oil), similar to graphite in medium-high grade Otago Schist, and is presumed to be metamorphic in origin...mineralization (Nesbitt et al. 1986). In the Otago Schist, New Zealand, there are numerous Au-W deposits hosted |  | | Journal (article/letter/editorial) | | Permo-Carboniferous granitoid intrusions of the New England Orogen. Mineralisation occurred at a range...White P. M. Ashley (&) Earth Sciences, University of New England, 2351 Armidale, NSW, Australia E-mail: pashley@metz...Geology Department, University of Otago, PO Box 56, Dunedin, New Zealand structural levels in the one deposit...a whole, and relate these features to the local mine scale. These observations are then linked to the...late Palaeozoic to Fig. 1A Southern portion of the New England Orogen with location of the Hillgrove district |  | | Journal (article/letter/editorial) | | Geology Department, University of Otago, PO Box 56, Dunedin 9054, New Zealand e-mail: dave.craw@otago.ac.nz...Western University, London, Ontario N6A 3K7, Canada fuchsite and magnesite alteration. Near-surface oxidation...100 mg/kg) in metasedimentary quartzites in the region. Antimony provides more reliable soil anomalies...FPXRF analyses were conducted on ā¼1-cm spots on flat rock surfaces, and these augmented the routine laboratory-based...energy-dispersive spectrometer at the University of Otago, New Zealand, and a JEOL JXA-8600 wavelength dispersion |  | MacKenzie, Doug, Craw, Dave, Cooley, Mike, Fleming, Adrian (2010) Lithogeochemical localisation of disseminated gold in the White River area, Yukon, Canada. Mineralium Deposita, 45 (7) 683-705 doi:10.1007/s00126-010-0301-z | Journal (article/letter/editorial) | | only. The White River mineralisation is an entirely new style of Yukon gold deposit, in which host rocks...Geology Department, University of Otago, PO Box 56, Dunedin, New Zealand e-mail: dave.craw@stonebow.otago...this paper, we describe the nature and origin of new discoveries of gold-bearing hydrothermal systems...in quartz veins. Unlike the Klondike veins, these new gold deposits occur in well-defined and focussed...gold emplacement processes. Consequently, these new gold deposits are potentially more prospective as |  | Agangi, Andrea, Hofmann, Axel, Eickmann, Benjamin, Marin-Carbonne, Johanna, Reddy, Steven M. (2016) An atmospheric source of S in Mesoarchaean structurally-controlled gold mineralisation of the Barberton Greenstone Belt. Precambrian Research, 285. 10-20 doi:10.1016/j.precamres.2016.09.004 | Journal (article/letter/editorial) | | igneous sources, or a combination of these (Hutti mine, India; Rogers et al., 2013; Western Australia,...responsible for the formation of deposits in a single region over a range of depths and temperatures (from <200...Kop 3106 Ma 25Ė30`S 3109 Ma Stentor Pluton New Consort 3180 Ma Kaap Valley Pluton Sheba Fairview...of Archaean atmospheric processes has opened up new ways of testing the hypothesis that ore deposits...quartz-carbonate, fuchsite-quartz-carbonate Ā± sulfides, and sericite-quartz-sulfides Ā± carbonate Ā± fuchsite (Schouwstra |  | Neyedley, Kevin, Hanley, Jacob J., Fayek, Mostafa, Kontak, Daniel J. (2017) Textural, Fluid Inclusion, and Stable Oxygen Isotope Constraints on Vein Formation and Gold Precipitation at the 007 Deposit, Rice Lake Greenstone Belt, Bissett, Manitoba, Canada. Economic Geology, 112 (3) 629-660 doi:10.2113/econgeo.112.3.629 | Journal (article/letter/editorial) | | greenstone belt, Canada, Smith et al., 1984; Sigma mine, Abitibi greenstone belt, Canada, Robert and Kelly...district, United States, Caddey et al., 1991; Rice Lake mine, Rice Lake greenstone belt, Canada, Ames et al....gold belt, Ghana, OberthĆ¼r et al., 1996; Siscoe mine, Abitibi greenstone belt, Canada, Olivo and Williams-Jones...greenstone belt, Canada, DubĆ© et al., 2004; Giant mine, Yellowknife greenstone belt, Canada, Shelton et...craton, Australia, Duuring et al., 2004; Hoyle Pond mine, Abitibi greenstone belt, Canada, Dinel et al., |  | | Report (issue) | | NEW ZEALAND DEPARTMENT OF SCIENTIFIC AND INDUSTRIAL RESEARCH NEW ZEALAND GEOLOGICAL SURVEY 125th ANNIVERSARY...1865 -1990 NEW ZEALAND GEOLOGICAL SURVEY BULLETIN 104 ISSN 0077-9628 Minerals of New Zealand by G. L....initials should be G.T., not G.L. Lower Hutt, New Zealand 1990 I I Beach sand, alluvium, ā¢ terrace...Figure 1. Simplified geological sketch-map of New Zealand. 0 20 40 60 80 100 KM l INTRODUCTION It...Morgan's "Minerals and Mineral Substances of New Zealand" was published, as NZ. Geological Survey bulletin |  | Ashley, P.M., Cook, N.D.J., Hill, R.L., Kent, A.J.R. (1994) Shoshonitic lamprophyre dykes and their relation to mesothermal AuīøSb veins at Hillgrove, New South Wales, Australia. Lithos, 32 (3) 249-272 doi:10.1016/0024-4937(94)90043-4 | Journal (article/letter/editorial) | | relation to mesothermal Au-Sb veins at Hillgrove, New South Wales, Australia P . M . A s h l e y a, N ...aDepartment of Geology and Geophysics, University of New England, Armidale, NSW 2351, Australia bNew England...field, in the southern part of the New England Orogen of northeastern New South Wales, Australia, contains...as regionally extensive I-type magmatism in the New England Orogen. Least-altered dykes are enriched...of mantle-derived heat and partial melts into the New England Orogen during the late Permian. 1. Introduction |  | | Journal (article/letter/editorial) | | formation in the Main Reef Complex of the Fairview Mineāmultiphase gold mineralization during regional folding...Nature 2019 Abstract Gold production in Fairview Mine in the Barberton Greenstone Belt, South Africa,...relationships with other auriferous reefs from the Fairview Mine complex indicate a late timing of the MRC-type mineralization...mines (Anhaeusser 1976a, b, 1986a; Fig. 1a). This region is underlain by mainly clastic metasedimentary...Ulundi synclines and the Sheba Fault at Fairview Mine, illustrating the spatial distribution of auriferous |  | | Journal (article/letter/editorial) | | the Charters Towers Goldfield, North Queensland: New Isotopic and Fluid Inclusion Constraints on the Timing...veins at Charters Towers and the Hadleigh Castle mine (~40 km east of Charters Towers) are indistinguishable...were not as well documented. This paper presents new fluid inclusion and stable isotope data that were...Rienks, 1997; Hutton et al., 1997) are combined with new results from the Charters Towers and Hadleigh Castle...Hronsky, 2004) that postdated the host intrusions. New and published data are used (1) to more tightly constrain |  | Lawrence, D. M., Treloar, P. J., Rankin, A. H., Harbidge, P., Holliday, J. (2013) The Geology and Mineralogy of the Loulo Mining District, Mali, West Africa: Evidence for Two Distinct Styles of Orogenic Gold Mineralization. Economic Geology, 108 (2) 199-227 doi:10.2113/econgeo.108.2.199 | Journal (article/letter/editorial) | | mineralization largely linked to a transtensional event. The mine camp is divided into two distinct styles of gold...and metals from different reservoirs within the region. The As-rich Yalea-style deposits have characteristics...mineralization and iron oxide skarn development in the region. The data collected at Loulo highlight the diverse...1991; de Ronde et al., 2000; Pitcairn et al., 2006). New petrographic and lithogeochemical data presented...along the Senegal border. Operational mines in the region include Gara, Yalea, and Gounkoto on the Loulo |  | Grandjean da Costa, Felipe, Luiz Klein, Evandro, Harris, Chris, Roopnarain, Sherissa (2019) Fluid inclusion and stable isotope (O, H, C) constraints on the genesis of the Pedra Branca gold deposit, Troia Massif, Borborema Province, NE Brazil: An example of hypozonal orogenic gold mineralization. Ore Geology Reviews, 107. 476-500 doi:10.1016/j.oregeorev.2019.03.007 | Journal (article/letter/editorial) | | rocks 4 are more abundant in the central Troia region (Fig. 1B), and mainly occur as fragmented layered...Pipocas greenstone belt, situated in the western region of the Troia Massif (Fig. 1 B and 2). The gold...Val-dāOr vein field. In other example, the Macassa Mine lodeāgold, also located in Abitibi, the Ī“18O values...temperatures of quartzāmagnetite pairs of the Macassa Mine, ranging from 400 to 420Ā°C (Kerrich and Watson,...mineralization and associated magnetite of the Macassa Mine originated from metamorphic hydrothermal solutions |  | | Journal (article/letter/editorial) | | the proven deposit at Clontibret. However, the region is relatively underexplored for gold and the well-constrained...Reefton in the Buller Terrane, South Island, New Zealand; Muruntau in the southern Tien Shan, Central...Tyndrum, Scotland (Hill et al., 2013); Round Hill, New Zealand (de Ronde et al., 2000), Loulo, Mali (Lawrence...purely metamorphic origin (e.g. Otago and Alpine Schists, New Zealand; Pitcairn et al., 2006). More recently...buried and that the final closure of Iapetus in this region resulted in thin-skinned, soft collision (Merriman |  | | Book (volume) | | The aim of this Special Issue is to facilitate new knowledge for solving fundamental and applied tasks...deposits. This article is based on a large amount of new and existing information: mineralogical, electron...sulfotellurides, and 8 tellurates, have been identiļ¬ed from new results of this study and previously published results...inclusions and thermodynamic modelling. This deposit is a new example of an epithermal deposit with signiļ¬cant...minerals, Cu and Pd in native gold, and Cr in fuchsite indicate a relationship between ore formation |  | | Book | | appointments at the Astrobiology Centre, University of New South Wales, Sydney, and the China University of...in Europe, southern Africa, South East Asia, New Zealand, the southwest Pacific, China, Greenland and...2 Ladolam Epithermal System, Lihir Island, Papua New Guinea . . . . . . . . . . . . . . . . . . . . ....3.3 Hauraki Goldfield, Coromandel Peninsula, New Zealand 5.3.4 The Epithermal Systems of the Biga Peninsula...Geothermal Systems of the Taupo Volcanic Zone, New Zealand . . . . . . . . . . . . . . . . . . . . . . |  | | Report (issue) | | GEOLOGY OF AUSTRALIAN AND PAPUA NEW GUINEAN MINERAL DEPOSITS Monograph 22 i Cover photograph: Aerial...Aerial view of Main-Barton open pit, Jundee gold mine, WA, viewed from the east, June 1997. The pit is approximately...Mines Limited. ii GEOLOGY OF AUSTRALIAN AND PAPUA NEW GUINEAN MINERAL DEPOSITS Monograph 22 Edited by...understanding of the mineral wealth of Australia and Papua New Guinea. v vi Committees MONOGRAPH 22 COMMITTEE...Mineral Industries Research Association Limited Papua New Guinea - Department of Mining and Petroleum Bureau |  | | Report (issue) | | exploration, and assessment of abandoned mine lands and mine-site remediation. This compilation presents...smelting. For example, the environmental signature of a mine site may include metal contents and suites in minedrainage...readily soluble secondary salts associated with mine waste. The "environmental effects" of mineral deposits...including, for example, the environmental effects of a mine drainage on a river into which the drainage flows...release of metals into the environment from solid mine or mineral processing wastes. Although the relative |
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