 | Rees, C., Riedell, K. B., Proffett, J. M., Macpherson, J., Robertson, S. (2015) The Red Chris Porphyry Copper-Gold Deposit, Northern British Columbia, Canada: Igneous Phases, Alteration, and Controls of Mineralization. Economic Geology, 110 (4) 857-888 doi:10.2113/econgeo.110.4.857 | Journal (article/letter/editorial) | | 857–888 The Red Chris Porphyry Copper-Gold Deposit, Northern British Columbia, Canada: Igneous Phases...Phases, Alteration, and Controls of Mineralization Chris Rees,1 K. Brock Riedell,2,† John M. Proffett,3 Jennifer...Vancouver, B.C., Canada V6C 3B6 2 4732 Willow Creek Road, West Vancouver, B.C., Canada V7W 1C4 3 P.O....Box 772066, Eagle River, Alaska 99577 Abstract Red Chris is a Late Triassic porphyry Cu-Au-(Mo) deposit...monzonite stocks and dikes. The Red Chris deposit is hosted in the 204 Ma Red stock, the largest (6.5 × 1 |  | | Journal (article/letter/editorial) | | Box 9333, Stn Prov Govt, Victoria, BC V8W 9N3, Canada Abstract Paired belts of alkalic and calc-alkalic...as the Quesnel and Stikine terranes in western Canada. These parallel arc terranes extend for 2,000 km...documented alkalic prospects, with 431 in British Columbia (British Columbia Geological Survey [BCGS], 2011) and...common, with more than 904 occurrences in British Columbia and 102 in Yukon, of which 33 are past producers...MESOZOIC PAIRED ALKALINE PORPHYRY DEPOSIT BELTS, CANADA 829 analyzed the global distribution and tectonic |  | | Report (volume) | | of Energy, Mines & Petroleum Vancouver, British Columbia, Canada Published for the Geological Society...Society of CIM as VOLUME 46 by the OF MINING, METALLURGY SPECIAL CANADIAN INSTITUTE NORTHWEST COMMUNITY COLLEGE...PETROLEUM COPYRIGHT © 1995 BY CANADIAN INSTITUTE OF MINING, METALLURGY AND PETROLEUM Suite 1210, 3400 de Maisonneuve...Maisonneuve Boulevard West, Montreal, Quebec, Canada, H3Z 3B8 ISBN 0-919086-56-X PRINTED BY HARPELL’S...PRESS COOPERATIVE Sainte-Anne-de-Bellevue, Quebec, Canada Preface CIM Special Volume 46 is organized into |  | Zhu, Jing-Jing, Richards, Jeremy P., Rees, Chris, Creaser, Robert, DuFrane, S. Andrew, Locock, Andrew, Petrus, Joseph A., Lang, Jürgen (2018) Elevated Magmatic Sulfur and Chlorine Contents in Ore-Forming Magmas at the Red Chris Porphyry Cu-Au Deposit, Northern British Columbia, Canada. Economic Geology, 113 (5) 1047-1075 doi:10.5382/econgeo.2018.4581 | Journal (article/letter/editorial) | | Ore-Forming Magmas at the Red Chris Porphyry Cu-Au Deposit, Northern British Columbia, Canada Jing-Jing Zhu,1 2...2,3,† Jeremy P. Richards,1,2,3 Chris Rees,4 Robert Creaser,3 S. Andrew DuFrane,3 Andrew Locock,3 Joseph...Laurentian University, 935 Ramsey Lake Road, Sudbury, Ontario, Canada P3E 2C6 3 Department 4 Imperial...Alberta, Canada T6G 2E3 Metals Corporation, 200-580 Hornby Street, Vancouver, British Columbia, Canada V6C...V6C 3B6 Abstract The Red Chris porphyry Cu-Au deposit is located in the Stikinia island-arc terrane in |  | | Journal (article/letter/editorial) | | Research Unit, University of British Columbia, Vancouver, BC V6T1Z4, Canada Centre of Excellence in Ore...Au deposits and focuses on two regions: British Columbia, Canada (Fig. 1), and the Southwest Pacific region...review of Triassic to Jurassic metallogeny of British Columbia (Logan and Mihalynuk, 2014), then documents...Research Unit (MDRU) at the University of British Columbia, the Australian Research Council’s Centre...partners. The remaining are based on work by the British Columbia Geological Survey (Logan and Mihalynuk, 2014) |  | Cooke, D. R., Wilson, A. J., House, M. J., Wolfe, R. C., Walshe, J. L., Lickfold, V., Crawford, A. J. (2007) Alkalic porphyry Au – Cu and associated mineral deposits of the Ordovician to Early Silurian Macquarie Arc, New South Wales. Australian Journal of Earth Sciences, 54 (2) 445-463 doi:10.1080/08120090601146771 | Journal (article/letter/editorial) | | Parkes, NSW, 2870, Australia c CSIRO Division of Exploration and Mining , PO Box 1130, Bentley, WA, 6102...Parkes, NSW 2870, Australia. 3 CSIRO Division of Exploration and Mining, PO Box 1130, Bentley, WA 6102, Australia...are permissive of limited crustal contamination. Epidote peripheral to the porphyry deposits has Sr isotopic...elevated initial Sr values have been detected in epidote from nearby skarn deposits, indicative of incorporation...monzonite complexes. KEY WORDS: alkalic, copper, epidote, gold, isotopes, mineralisation, porphyry. INTRODUCTION |  | Jago, C. P., Tosdal, R. M., Cooke, D. R., Harris, A. C. (2014) Vertical and Lateral Variation of Mineralogy and Chemistry in the Early Jurassic Mt. Milligan Alkalic Porphyry Au-Cu Deposit, British Columbia, Canada. Economic Geology, 109 (4) 1005-1033 doi:10.2113/econgeo.109.4.1005 | Journal (article/letter/editorial) | | Milligan Alkalic Porphyry Au-Cu Deposit, British Columbia, Canada* C. PAUL JAGO,1,†,** RICHARD M. TOSDAL...Research Unit, University of British Columbia, Vancouver, BC V6T 1Z4, Canada Australian Research Council...Variations in trace element concentrations of epidote (V, Mn, Sb, Zr, As, and Bi) and pyrite (Mn, As...evolution of the system. Pistachite ratios of epidote show an outward decrease in ferric iron as recorded...periphery. Additionally, light rareearth elements in epidote fractionate toward the core of the deposit, and |  | Micko, J., Tosdal, R. M., Bissig, T., Chamberlain, C. M., Simpson, K. A. (2014) Hydrothermal Alteration and Mineralization of the Galore Creek Alkalic Cu-Au Porphyry Deposit, Northwestern British Columbia, Canada. Economic Geology, 109 (4) 891-914 doi:10.2113/econgeo.109.4.891 | Journal (article/letter/editorial) | | Alkalic Cu-Au Porphyry Deposit, Northwestern British Columbia, Canada JANINA MICKO,1,†,* RICHARD M. TOSDAL,1...Unit, University of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada 2 Teck Resources...V6C 0B3, Canada 3 Geoscience BC, 890 W. Pender Street, Suite 440, Vancouver, BC V6C 1J9, Canada Abstract...largest accumulation of Cu-Au prospects in British Columbia, Canada, in terms of contained metal. The principal...Jurassic Quesnel or Stikine terranes of British Columbia, Canada, are commonly silica undersaturated. The |  | | Report (issue) | | of Energy, Mines and Low Carbon Innovation British Columbia Geological Survey Paper 2021-01 Ministry... Competitiveness, and Authorizations Division British Columbia Geological Survey Recommended citation...Timothy, south-central British Columbia. In: Geological Fieldwork 2020, British Columbia Ministry of Energy...Energy, Mines and Low Carbon Innovation, British Columbia Geological Survey Paper 2021-01, pp. 15-21. Front...northeast from the Llewellyn glacier, near Atlin Lake. See Van Wagoner, N., Ootes, L., and Thomson-Gladish |  | | Journal (article/letter/editorial) | | wilsonal@newcrest.com.au *Present address: Newcrest Mining Limited, Level 2, Hyatt Business Centre, 20 Terrace...WA 6004, Australia. **Present address: Newcrest Mining Limited, Cadia Road, Orange, NSW 2800, Australia...Wood, 1993). In the 1990s, exploration by Newcrest Mining Limited initially focused on Big Cadia, but quickly...is a fully operational underground sublevel cave mine that produced 242,000 oz gold and 33,200 tonnes...shown. Based on unpublished mapping of Newcrest Mining Limited (reproduced with permission), and modified |  | Febbo, Gayle E., Kennedy, Lori A., Nelson, JoAnne L., Savell, Michael J., Campbell, Michelle E., Creaser, Robert A., Friedman, Richard M., van Straaten, Bram I., Stein, Holly J. (2019) The Evolution and Structural Modification of the Supergiant Mitchell Au-Cu Porphyry, Northwestern British Columbia. Economic Geology, 114 (2) 303-324 doi:10.5382/econgeo.2019.4632 | Journal (article/letter/editorial) | | Supergiant Mitchell Au-Cu Porphyry, Northwestern British Columbia Gayle E. Febbo,1,† Lori A. Kennedy,2 JoAnne...Mall, University of British Columbia, Vancouver, British Columbia V6T 1Z4, Canada 2 Department of Earth...University of British Columbia, Vancouver, British Columbia V6T 1Z4, Canada 3 British Columbia Geological... Provincial Government, Victoria, British Columbia V8W 9N3, Canada 4 Seabridge 5 College Gold Inc.,...Street East, Suite 400, Toronto, Ontario M5A 1E1, Canada of Earth, Ocean and Atmospheric Sciences, 104 |  | | Report (issue) | | of Energy, Mines and Low Carbon Innovation British Columbia Geological Survey Paper 2023-01 Ministry... Competitiveness, and Authorizations Division British Columbia Geological Survey Recommended citation...area, south-central British Columbia. In: Geological Fieldwork 2022, British Columbia Ministry of Energy...Energy, Mines and Low Carbon Innovation, British Columbia Geological Survey Paper 2023-01, pp. 65-84. Front...area, northwestern British Columbia. In: Geological Fieldwork 2022, British Columbia Ministry of Energy |  | Real, Irene del, Bouzari, Farhad, Rainbow, Amelia, Bissig, Thomas, Blackwell, Jacqueline, Sherlock, Ross, Thompson, John F.H., Hart, Craig J.R. (2017) Spatially and Temporally Associated Porphyry Deposits with Distinct Cu/Au/Mo Ratios, Woodjam District, Central British Columbia. Economic Geology, 112 (7) 1673-1717 doi:10.5382/econgeo.2017.4526 | Journal (article/letter/editorial) | | Cu/Au/Mo Ratios, Woodjam District, Central British Columbia Irene del Real,1,†,* Farhad Bouzari,1 Amelia...University of British Columbia, 2020-2207 Main Mall, Vancouver, British Columbia, Canada V6T1Z Fields...Fields Canada Exploration, 706-1155 Robson Street, Vancouver, British Columbia, Canada V6E1B5 3 Department...located in the Quesnel terrane in central British Columbia. Porphyry centers include the Southeast zone...Introduction Porphyry copper-gold deposits in British Columbia (Fig. 1) formed during the Late Triassic to |  | Graham, Garth E., Kokaly, Raymond F., Kelley, Karen D., Hoefen, Todd M., Johnson, Michaela R., Hubbard, Bernard E. (2018) Application of Imaging Spectroscopy for Mineral Exploration in Alaska: A Study over Porphyry Cu Deposits in the Eastern Alaska Range. Economic Geology, 113 (2) 489-510 doi:10.5382/econgeo.2018.4559 | Journal (article/letter/editorial) | | AgAu-Pb-Zn volcanogenic massive sulfide deposit, and the Red Dog Zn-Pb-Ag deposit. World-class deposits, including...La Yukon Alaska A B Alaska Northway Yukon Canada Study area Bor d er R a nge s fau l t Anchorage...Amygdules are filled with quartz, calcite, chlorite, epidote, pumpellyite, zeolite minerals, and locally Cu...in a 2,000- × 3,000-m zone with minor chlorite, epidote, and anhydrite (Richter et al., 1975b). Both the...of Bond Creek have abundant carbonate, chlorite/epidote, and kaolinite signatures. The altered zone at |  | Pass, H. E., Cooke, D. R., Davidson, G., Maas, R., Dipple, G., Rees, C., Ferreira, L., Taylor, C., Deyell, C. L. (2014) Isotope Geochemistry of the Northeast Zone, Mount Polley Alkalic Cu-Au-Ag Porphyry Deposit, British Columbia: A Case for Carbonate Assimilation. Economic Geology, 109 (4) 859-890 doi:10.2113/econgeo.109.4.859 | Journal (article/letter/editorial) | | Polley Alkalic Cu-Au-Ag Porphyry Deposit, British Columbia: A Case for Carbonate Assimilation* Heidi...Davidson,1 Roland Maas,2 Greg Dipple,3 Chris Rees,4 Lee Ferreira,4 Chris Taylor,4 and Cari L. Deyell1 1 CODES...(MDRU), University of British Columbia, Vancouver, British Columbia V6T 1Z4, Canada 4 Imperial Metals...Hornby Street, Suite 200, Vancouver, British Columbia V6C 3B6, Canada Abstract Mount Polley is a Late Triassic...of the Mount Polley Complex, located in British Columbia, Canada. The Northeast ore zone at Mount Polley |  | | Report (issue) | | Alteration-mineral assemblages in the Copper Mountain (British Columbia, Canada) and El Teniente (Chile) porphyry copper...late-stage veins in the Maggie deposit in British Columbia (Canada), together with a polymetallic assemblage...which will vary with the price of copper and local mining costs. At Dos Pobres, Arizona, from the top of...contain varying amounts of chlorite, calcite, and epidote, which have 2.32–2.35-μm absorption features (Salisbury...associated with porphyry copper deposits at the Red Mountain and Sunnyside deposits in the Northern Patagonia |  | | Journal (article/letter/editorial) | | Bentley, WA 6102, Australia B. J. Harper Newcrest Mining Limited, Cadia Road, Orange, NSW 2800, Australia...deposits also have peripheral halos of chlorite, epidote, calcite, and albite-altered rocks (“propylitic”...sulfur isotopic compositions. At Galore Creek (British Columbia), δ34 Ssulfide values range between −7 and...Ma; Black, 1994, unpublished report to Newcrest Mining Limited). The Cadia district is overlain by a sequence...district, based on unpublished mapping by Newcrest Mining Limited and modified after Holliday et al. (2002) |  | Wells, T. J., Meffre, S., Cooke, David R., Steadman, J., Hoye, J. L. (2021) Assessment of magmatic fertility using pXRF on altered rocks from the Ordovician Macquarie Arc, New South Wales. Australian Journal of Earth Sciences, 68 (3) 397-409 doi:10.1080/08120099.2020.1782471 | Journal (article/letter/editorial) | | Transformation Research Hub for Transforming the Mining Value Chain—TMVC, University of Tasmania, Hobart...assemblages, which are both characterised by chlorite þ epidote þ albite ± carbonate ± sericite ± montmorillonite...the alteration of Ca-plagioclase to albite and epidote, where Ca2þ, and Sr2þ are replaced by Na2þ in plagioclase...Sr2þ likely to be sequestered in the formation of epidote. Strontium in particular is highly mobile during...et al., 2015]); British Columbia (Highland Valley [D’Angelo et al., 2017], Red Chris [Rees et al., 2015]); |  | | Journal (article/letter/editorial) | | Atmospheric Sciences, University of British Columbia, Vancouver, BC, Canada V6T 1Z4 Abstract Apatite is a...Apatite in several porphyry copper deposits in British Columbia has a unique set of physical and compositional...apatite in several porphyry copper deposits in British Columbia, but more importantly demonstrate that apatite...Accepted: April 4, 2016 1398 BOUZARI ET AL. British Columbia Porphyry Deposits al. 2013). Most of the...rite-calcite zone and an outer zone of albite-epidote-pyrite (Fraser et al., 1995; Logan and Mihalynuk |  | | Journal (article/letter/editorial) | | Porphyry Cu-Au Deposit, Galore Creek, British Columbia, Canada KEVIN BYRNE†,* AND RICHARD M. TOSDAL Mineral...Unit, University of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada Abstract The Late...in the Galore Creek district, northwestern British Columbia, is hosted in hydrothermally cemented breccias...sericite-anhydrite (sericitic), grandite (calcic), and chlorite-epidote-carbonate-pyrite (propylitic) assemblages. Localized...1985). In the alkalic porphyry systems in British Columbia, breccia formation is particularly important |  | Nokleberg, Warren J., Bundtzen, Thomas K., Dawson, Kenneth M., Eremin, Roman A., Goryachev, Nikolai A., Koch, Richard D., Ratkin, Vladimir V., Rozenblum, Ilya S., Shpikerman, Vladimir I., Frolov, Yuri F., Gorodinsky, Mary E., Melnikov, Vladimir D., Ognyanov, Nikolai V., Petrachenko, Eugene D., Pozdeev, Anany I., Ross, Katherina V., Wood, Douglas H., Grybeck, Donald, Khanchuk, Alexander I., Kovbas, Lidiya I., Nekrasov, Ivan Ya., Sidorov, Anatoly A. (1996) Significant metalliferous and selected non-metalliferous lode deposits and placer districts for the Russian Far East, Alaska, and the Canadian Cordillera. Open-File Report Vol. 1996 (96-513) US Geological Survey doi:10.3133/ofr96513a | Report (issue) | | RUSSIA ALASKA DIVISION OF GEOLOGICAL AND GEOPHYSICAL SURVEYS GEOLOGICAL SURVEY OF CANADA SIGNIFICANT...2-Alaska Division of Geological and Geophysical Surveys, Fairbanks 3-Geological Survey of Canada, Vancouver...2-Alaska Division of Geological and Geophysical Surveys, Fairbanks; '-Geological Survey of Canada, Vancouver;...9-U.S. Geological Survey, Anchorage INTRODUCTION Mine. A site where valuable minerals have been extracted...occurrence, mineral deposit, prospect, and (or) mine. Metallogenic belt. A geologic unit (area) that |  | Aird, Hannah M., Purcell, Ceara K., DeWitt, Nancy, Matthews, James, Capurro, Twyla, Claiborne, Justin, Bermudez, Jocelyn, Meisel, Zachary (2021) Gold-and silver-bearing assemblages in the Ann-Mason copper porphyry deposit, Yerington, Nevada. Ore Geology Reviews, 138. 104339pp. doi:10.1016/j.oregeorev.2021.104339 | Journal (article/letter/editorial) | | Minerals website, May 2021). Design of the planned mining and processing operations is underway, making this...engineering and mineral processing operations for a mine, as well as refine geologic models for ore genesis...(170–165 Ma) which erupted the subaerial Artesia Lake Volcanics, and emplaced the cogenetic Yerington...stage alteration comprised propylitic (albite + epidote + Fig. 1. Geologic map of the Ann Mason district...quartz-rich veins. Sulphides rarely enclose quartz or epidote crystals (Fig. 3d). Sulphides may also be associated |  | Devine, F. A. M., Chamberlain, C. M., Davies, A. G. S., Friedman, R., Baxter, P. (2014) Geology and District-Scale Setting of Tilted Alkalic Porphyry Cu-Au Mineralization at the Lorraine Deposit, British Columbia. Economic Geology, 109 (4) 939-977 doi:10.2113/econgeo.109.4.939 | Journal (article/letter/editorial) | | Cu-Au Mineralization at the Lorraine Deposit, British Columbia FIONNUALA A.M. DEVINE,1,†,* CLAIRE M. CHAMBERLAIN...Burrard Street, Suite 3300, Vancouver, British Columbia V6C 0B3, Canada Centre for Isotopic and Geochemical...University of British Columbia, 6339 Stores Road, Vancouver, British Columbia V6T 1Z4, Canada Abstract Lorraine...copper and 0.19 g/t gold) in north-central British Columbia—one of the youngest known alkalic porphyry...Duckling Creek Syenite Complex in north-central British Columbia. It is one of the youngest known deposits |  | Bath, A. B., Cooke, D. R., Friedman, R. M., Faure, K., Kamenetsky, V. S., Tosdal, R. M., Berry, R. F. (2014) Mineralization, U-Pb Geochronology, and Stable Isotope Geochemistry of the Lower Main Zone of the Lorraine Deposit, North-Central British Columbia: A Replacement-Style Alkalic Cu-Au Porphyry. Economic Geology, 109 (4) 979-1004 doi:10.2113/econgeo.109.4.979 | Journal (article/letter/editorial) | | Zone of the Lorraine Deposit, North-Central British Columbia: A Replacement-Style Alkalic Cu-Au Porphyry...University of British Columbia, 6339 Stores Road, Vancouver, British Columbia V6T 1Z4, Canada 3 GNS Science...the Lorraine alkalic porphyry Cu-Au district, BC, Canada, is hosted in an intrusive complex that comprises...resource of copper, gold, and silver in British Columbia, Canada. Some deposits contain greater than 700...deposits formed. Some of the alkalic deposits of British Columbia exhibit textures that are atypical of porphyry |  | | Journal (article/letter/editorial) | | deposits to have been discovered outside of British Columbia and eastern Australia. Dinkidi is hosted by...deposits are reasonably well-documented from British Columbia (e.g., Lang et al., 1995a, b; Schroeter, 1995)...porphyry deposit. Exploration History Prior to mining, Dinkidi was a distinct topographic and vegetation...rocks have been exposed on the ridge by small-scale mining. Climax’s base camp is in the lower left hand corner...Resources Incorporated (1975– 1977), Marcopper Mining Corporation (1984) and Benguet Corporation (1985) |
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