 | | Journal (article/letter/editorial) | | 1995 ) 455-488 The late Archean Hemlo gold deposit, Ontario, Canada: a review and synthesis Yuanming...Saskatoon, Sask. S7N 5E2, Canada Department of Earth Sciences, University of Western Ontario, London, Ont. N6A...5B7, Canada Received 18 March 1994; accepted 30 January 1995 Abstract The Hemlo gold deposit, northwestern...northwestern Ontario, Canada, is situated within the late Archean Hemlo--Heron Bay greenstone belt of the...central axis of the greenstone belt. The Hemlo gold deposit is located within the central metamorphic |  | | Journal (article/letter/editorial) | | com/locate/oregeorev The Hemlo gold deposit, Ontario, Canada: principal deposit characteristics and constraints...Geology Section, Ontario Geological Survey, 933 Ramsey Lake Road, Sudbury, Ontario, Canada, P3E 6B5 Received...2002 Abstract The Archean, world-class, Hemlo lode gold deposit has been overprinted by deformation and...accounts for all of the characteristics of the deposit. Most proposed models are inappropriate in terms...ratios. The deposit is spatially associated with: highstrain zones; a restraining bend in the Hemlo greenstone |  | | Report (issue) | | Energy, Mines and Resources Canada E:nergie, Mines et Ressourees Canada Canada THE ENERGY OF OUR RESOURCES...POWER OF OUR IDEAS COVER Left: Amethyst - Thunder Bay, Ontario. Specimen measures 4.5 cm across the base...no. 17206. GSC 204971-1 Geological Survey of Canada Miscellaneous Report 49 ROCKS AND MINERALS FOR... © Minister of Supply and Services Canada 1991 Available in Canada through authorized bookstore agents...bookstores or by mail from Canada Communication Group - Publishing Ottawa, Canada KIA OS9 and from. Geological |  | | Journal (article/letter/editorial) | | Geology Reviews 10 (1995) 31-50 Two phase syntectonic gold mineralization and barite remobilization within...the main ore body of the Golden Giant mine, Hemlo, Ontario, Canada Katsuyoshi Michibayashi 1,. Department...analysis of the central part of the Hemlo gold deposit in the Hemlo--HeronBay greenstone belt has revealed...influenced the orebody and controlled the localization of gold mineralization. Development of D3 dextral shearing...feldspathic orebody, such that this deposit appears to be controlled by the Hemlo Shear Zone. However, the orebody |  | | Journal (article/letter/editorial) | | Setting of the Hemlo Gold Deposit, Ontario, Canada SHOUFA LIN†,* Geological Survey of Canada, 601 Booth Street...Street, Ottawa, ON K1A 0E8, Canada Abstract Results of detailed surface and underground mapping and...compilation of data from the three gold mines in the Hemlo area, Ontario, are presented. In particular, the...the area are elucidated. The genesis of the gold deposit is discussed in context of these results. Four...deformation is the strongest and the geometry of the Hemlo camp is dominated by macroscopic (camp-scale) “S”-shaped |  | | Journal (article/letter/editorial) | | Metamorphism of Hydrothermal Alteration at the Hemlo Gold Deposit, Ontario MARTIN HEILIGMANN, ANTHONY E. WILLIAMS-JONES...Street, Montreal, Quebec, Canada H3A 2A7 Abstract The Hemlo Au (-Mo) deposit is an example of atypical...north-central Ontario. The ore is shear hosted and consists primarily of disseminated native gold in several...contain the assemblages biotite-garnet-staurolite-kyanite and/or sillimanite (metapelite) and amphibole-plagioclase...pyrope in garnet increase, garnet, staurolite, and kyanite gradually disappear, biotite becomes Mg rich, ilmenite |  | | Journal (article/letter/editorial) | | Deformation at Hemlo, Ontario, and the Timingof Au-Mo Mineralizationin the GoldenGiant Mine ROGE•J. KUHNS...Golden Giant mine is developedin the ArchcanHemlo gold-molybdenumdeposit hostedwithin the Hemlo-HeronBay...alteration,anda varietyof other minerals. The Hemlo areahasbeen intrudedby quartz-feldsparporphyries(the... in metasedimentary rockscontaininghornblende,kyanite,staurolite,garnet,and micas.A second,M2 metamorphicevent...garnet,epidote,chlorite,and muscovite.The GoldenGiant mine rocksare stronglyfoliated,andcommonlyexhibitmyloniticandtransposed |  | | Journal (article/letter/editorial) | | geochemistry of vanadian silicates in the Hemlo gold deposit, Ontario, Canada Yuanming Pan and Michael E. Fleet...of Geology,Universityof Western Ontario, London,Ontario N6A 5B7, Canada, Received March 22, 1991/Accepted...present in green mica schist from the Hemlo gold deposit, Ontario, Canada. Vanadium-rich silicate minerals...talc and tremolite in other lithologies of the Hemlo deposit. The principal substitution that incorporates...Vanadium-enriched green mica schist from the Hemlo gold deposit is characterized by uniform Ti/Zr ratios |  | | Journal (article/letter/editorial) | | Geologic History of the Hemlo Archean Gold Deposit, Superior Province, Canada: A U-Pb Geochronological...Earth Sciences Dept., Royal Ontario Museum, 100 Queen’s Park, Toronto, ON, Canada M5S 2C6 AND SHOUFA LIN...Waterloo, ON, Canada N2L 3G1 Abstract The Hemlo deposit is one of Canada’s largest gold camps. Gold is both...Archean lode deposits. Field evidence suggests that gold was emplaced within mechanical and chemical traps...out on zircons from rocks associated with the deposit, in order to determine the precise chronology of |  | Fleet, Michael E., Seller, Michael H. (1997) Rare earth elements, protoliths, and alteration at the Hemlo gold deposit, Ontario, Canada, and comparison with argillic and sericitic alteration in the Highland Valley porphyry district, British Columbia, Canada. Economic Geology, 92 (5) 551-568 doi:10.2113/gsecongeo.92.5.551 | Journal (article/letter/editorial) | | Protoliths, andAlterationat the HemloGoldDeposit, Ontario,Canada,andComparison withArgillicandSericiticAlteration...HighlandValleyPorphyryDistrict,BritishColumbia,Canada MICHAELE. FLEET, • MICHAELH. SELLER,* Departmentof...Sciences, Universityof •VesternOntario,London,Ontario,CanadaN6A 5B7 AND YUANMING PAN Department of...exploration for Hemlo-type golddeposits. Argillicalteration in the Highland Valleyporphyry district, BritishColumbia...fieldfor aluminous rocksof the hanging wallof the Hemlo deposit. The geochemistry andregional occurrence of |  | | Journal (article/letter/editorial) | | 1104-1120 Calc-SilicateAlterationin the Hemlo Gold Deposit,Ontario:Mineral Assemblages, P-T-X Constraints...Department of Geology, University of Western Ontario,London,Ontario,CanadaN6A5B7 Abstract A late calc-silicate...alterationcharacterizes the ArcheanHemlogolddepositin Ontario, Canada.Calc-silicate minerals,includingepidote-clinozoisite...fluid within a dilatantregionalplanarstructure(the Hemlo shearzone).A direct association of nativegoldgrainswith...Hemlodeposit. Introduction GeologicSetting The Hemlo gold depositis locatedapproximately MOSTArcheangolddepositsare |  | | Journal (article/letter/editorial) | | Geology Vol. 99, pp. 1063–1084 The Hemlo Gold Deposit, Ontario: An Example of Melting and Mobilization...University of Calgary, Calgary, Alberta, Canada T2N 1N4 DAVID R. M. PATTISON, Department of Geology and...Calgary, Calgary, Alberta, Canada T2N 1N4 AND EVA ZALESKI Geological Survey of Canada, 3303 – 33rd St. NW... Alberta, Canada T2L 2A7 Abstract The timing of mineralization at the Hemlo gold deposit has long been...mineralization. The results have implications for mine exploitation and exploration strategies. We show |  | | Book (volume) | | and Guo Jie 69 Mineralogical mapping in Jiaodong gold province, China Chen Guangyuan, Yang Zhusen and...in the laterite profile at the Igarape Bahia gold deposit, Carajas, Brazil Weisheng Zang, W.S. Fyfe and...rocks and ores of the Golden Giant gold deposit of Hemlo, Ontario, Canada Yuan Chen, W.S. Fyfe and Weisheng...evolution of the minerals in the Jinchuan Cu-Ni Deposit, Gansu Province, China Cao Yawen, Cai Jianhui...of applied mineralogy of ores from Weigang Iron Mine, China Chen Zhaoxi and Xu Zhenhong 219 CISMMI: |  | | Book | | performance record (1986-1990) without equal in the gold industry ® Record revenue, earnings and cash flow...flow achieved in each of the last five years. ® Gold production rose 220% to 596,000 ounces in 1990. The...and over 1.1 million ounces annually by 1992. @ Gold reserves increased nine-fold to 20.4 million ounces...five-year period. @ Higher production and a unique gold hedging program should ensure future growth. C20...Geoffrey Lee Christopher Long Rosemarie Muldoon David Sanders Christopher Swain Debbie Treadwell Advertisement |  | | Book | | THE MINING INDUSTRY William Petruk Ottawa, Ontario, Canada 2000 ELSEVl ER Amsterdam - Lausanne - New...and to CANMET, Department of Natural Resources Canada in 1995. pilot plant tests on a wide variety...Prof G. Barbery, Laval University, Quebec City, Canada, Dr. R. Lastra, CANMET, myself and many others...metal (copper, zinc and lead) volcanogenic ores, gold ores, porphyry copper ores, iron ores, and industrial...were: R.E. Healy, Minoretek, Winnipeg, Manitoba, Canada, Dr. K. Kojonen, Geological Survey of Finland, |  | | Journal (article/letter/editorial) | | Members of the Society: David Coates Almond, James William Cole, David Shelley, David Henry Blake, Dkrubaranjan...Virendra Kumar Nayak, Ernest William Renton Stollery, David John Salt, John Malcolm Virgoe. Reports were received...and Dr. W. S. MacKenzie (vol. 33, p. 949). 4. Kyanite produced in a granitic aureole: by Dr. W. M. Lobjoit...Simpsonite and stibiotantalite from Benson pegmatite mine, Mtoko, Southern Rhodesia : by Dr. 0. yon Knorring...composition of arsenopyrite in the Y15j~t~vi copper deposit, S.W. Finland: b y Mr. A. H. Clark. X-ray powder |  | | Journal (article/letter/editorial) | | geologicalenvironments (carbonatite,hydrothermal vein, kyanite * rutile + lazulite association,xenoliths that...xenoliths from the upper mantle, carbonatite, kyanite quartzite (kyanite * rutile + lazulite association), and...variety of geological settings:chlorite schist, kyanite quartzite deposits (aluminum silicate * rutile...the 3300-cm-' region Association kyanite + rutile + lazulite kyanite + rutile + lazulite carbonatite isolated...at 3320 cm-r in Fe-dopedsample.(b) Rutile from kyanite + quartzite association(GravesMountain), R-1. Solid |  | | Journal (article/letter/editorial) | | 70 r2 1,bl,s,q 1,bl,s,q 1,bl,s,r 1,bl,s,q Star Mine (KX27) 45 KX27–1 r4 46 KX27–7 r1 47 r2 1.39 1.49...kimberlite contain the assemblage garnet + biotite + kyanite + K-feldspar + plagioclase + quartz with accessory...asynchronously from 132 Ma (Lace, Voorspoed, Star Mine; Phillips et al. 1999) to 88 Ma (Kaalvallei; Viljoen... Lower crustal metapelitic garnet + biotite + kyanite + K-feldspar + plagioclase + quartz + rutile granulites...plagioclase + rutile, and metapelitic garnet + biotite + kyanite + K-feldspar + plagioclase + quartz + rutile assemblages |  | | Book | | he has integrated experience in tectonics, ore deposit geology and mineral exploration. It is this wealth...8 The East Kemptville Sn Greisen, Nova Scotia, Canada . 4.3.9 The Brandberg West Greisen Vein Systems.... . . . . . . . . . . . . 4.4 Intrusion-Related Gold, Polymetallic and Uraniferous Vein Systems and Breccia...Scheelite Dome, an Intrusion-Related Au Deposit, Yukon, Canada . . . . . . . . . . . . . . . . . . . ...Complexes. . . . . . . . . . . . 4.6 Iron Oxide-Copper-Gold-Rare Earth Elements-Uranium Mineral Systems . . |  | | Journal (article/letter/editorial) | | Prof. Thomas Crawford Phemister, D.Sc., Ph.D., David Samuel Prosser, M.Sc., F.G.S., Stella Ann Scutt...Geoffrey Tremain Creber, William Watson, M.A., and David Scott Watt were elected members of the Association...Armstrong, M.C., M.Sc., F.S.L, F.S.A., William David Bell, RSc., Ronald Cheeseman, William Allan Duke,...Elnakkady, M.Sc., F.G.S., Oswald Cornell Farquhar, David Alfred Gray, Doreen Freda Hickling, Mohammed Hafeezuddin...Barnett, Major Hugh Percy Barnett, M.C., Gordon David Bates, Mrs. Margaret Dorothy Bates, Alan Wakefield |  | | Report (volume) | | Victoria 3053, Australia DISTRIBUTORS USA and Canada Blackwell Scientific Publications Inc PO Box 50009...from the Poohbah Lake syenite in north-western Ontario have been dated at around 2.7 Ga (Mitchell 1976)...the Poohbah Lake alkaline complex, northwestern Ontario. Can. J. Earth Sci. 13, 1456-9. SORENSEN,H. (ed...from the Poohbah Lake syenite in north-western Ontario have been dated at around 2.7 Ga (Mitchell 1976)...the Poohbah Lake alkaline complex, northwestern Ontario. Can. J. Earth Sci. 13, 1456-9. SORENSEN,H. (ed |  | | Book | | own thing” Arthur O. Fuller, Samuel O. Bowing and David L. Roberts For years during his early career, Arthur...These are overlain by conglomerates (the Sardinia Bay Formation in eastern Cape; the Klipheuvel Formation...Cape Fold Belt, in Chap. 5, Scarlett Blewett and David Phillips present preliminary high-precision 40Ar/39Ar...decrease of porosity in these samples. In Chap. 8, David Moorcroft and Nicolas Tonnelier describe similar...tillite from the Karoo Basin—a Gondwana-type glacial deposit. During Late Devonian to Mid-Carboniferous, a major |  | | Book | | Nucleogenesis. Chalk River Report, AELC (Atomic Energy Canada), CRL-41. Colgate S. A. and White R. H. (1966)...(1957) Chalk River Report CRL-41, Atomic Energy Canada. Pubs. Astron. Soc. Pacific 69, 201–222. Cameron...tungsten, rhenium, osmium, iridium, platinum, and gold were all taken from the paper by Jochum (1996) and...from massive stars. (reproduced by permission of David Malin Images and the Anglo-Australian Observatory)...confined to the region within 0.1 AU of the star (Bell and Lin, 1994). The evolution of midplane temperatures |  | | Book | | 2, France D. Canil University of Victoria, BC, Canada M. J. Drake University of Arizona, Tucson, AZ,...USA R. W. Luth University of Alberta, Edmonton, Canada W. F. McDonough University of Maryland, College...prevalence of dark icy asteroids in the outer parts (Bell er al., 1989). Apart from the structure of the asteroid...in order of decreasing condensation temperature: gold, manganese, arsenic, phosphorus, rubidium, copper...ruthenium, rhodium, palladium) as well as rhenium and gold are collectively termed highly siderophile elements |
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