 | | 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) | | syntectonic gold mineralization and barite remobilization within the main ore body of the Golden Giant mine...mine, Hemlo, Ontario, Canada Katsuyoshi Michibayashi 1,. Department of Geology, James Cook University, Townsville...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) | | 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) | | 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) | | Deformation at Hemlo, Ontario, and the Timingof Au-Mo Mineralizationin the GoldenGiant Mine ROGE•J. KUHNS...55455-02194 Abstract The Golden Giant mine is developedin the ArchcanHemlo gold-molybdenumdeposit hostedwithin...hostedwithin the Hemlo-HeronBay greenstonebelt in northwesternOntario,Canada.The ore occursin steeplydip...anda varietyof other minerals. The Hemlo areahasbeen intrudedby quartz-feldsparporphyries(the GoldenGiant...garnet,epidote,chlorite,and muscovite.The GoldenGiant mine rocksare stronglyfoliated,andcommonlyexhibitmyloniticandtransposed |  | Corfu, F., Muir, T.L. (1989) The Hemlo-Heron Bay greenstone belt and Hemlo AuMo deposit, Superior Province, Ontario, Canada 2. Timing of metamorphism, alteration and Au mineralization from titanite, rutile, and monazite UPb geochronology. Chemical Geology: Isotope Geoscience section, 79 (3). 201-223 doi:10.1016/0168-9622(89)90030-4 | Journal (article/letter/editorial) | | The Hemlo-Heron Bay greenstone belt and Hemlo AU-MO deposit, Superior Province, Ontario, Canada 2. Timing...U-Pb geochronology F. CORFU Ontario Geological Survey, c/o Department Ontario Geological (Received December...revised Ontario Museum, Toronto, Ont. M7A 1 W4 (Canada) and accepted May Ont. M5S 2C6 (Canada) 3,1989)...Muir, T.L., 1989. The Hemlo-Heron Bay greenstone belt and Hemlo Ontario, Canada, 2. Timing of metamorphism...AU-MO deposit, Superior Province, from titanite, rutile, and monazite The Hemlo AU-MO deposit, in the |  | | Journal (article/letter/editorial) | | Press Ltd. 1985. Rinted in U.S.A. The Hemlo gold deposit, Ontario: A geochemical and isotopic study and...EION M.CAMERoN*.t *Geological Survey of Canada, Ottawa, Ontario Kl A OE8 **Department of Geology, University...University of Ottawa, Ottawa. Ontario KIN 6N5 tDerry Laboratory for Sedimentary Geochemistry and Ore Deposits...1985) Abstract-The Hemlo deposit, near Marathon, Ontario, is one of the largest gold deposits in North...other occurrences have since been found west of Hemlo. The mineralization is substantially enriched in |  | | Journal (article/letter/editorial) | | December 2014 GOLD IN THE CANADIAN SHIELD DAVID K. JOYCE Box 95551 Newmarket, Ontario Canada L3Y 8J8 dkjoyce@bellnet... Hollinger mine, Timmins, Ontario. This mine was often confused with the famous Dome mine, nearby, because...underlying the central and northern portion of Canada. For the most part, the Shield is a geologically...that has helped shape the character and economy of Canada for the past approximately 150 years. It has only...1823, 313 million troy ounces of gold have been recovered in Canada, much of it from the Canadian Shield |  | | Other Paper | | BIBLIOTHEQUE OU PARLEMENT THE NEW GOLD RUSH by The for gold. British gold the recent Record Columbia...of non-monetary Special to Right, Gold rose (1) All gold prices figures and ore to $42.22 49...operations price in its new interest own. which Ontario, and company, are in exploration ventures... on a projects, vulnerable to any of gold. of Gold the for eliminate currencies & discoveries...The WG new upswing staked The International gold, by which ounce(!) transactions Orawing between |  | | 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...chlorite, calcite, dolomite,microcline,tourmaline,and quartz are abundantin the diffusewestwardextension(C zone...fluid within a dilatantregionalplanarstructure(the Hemlo shearzone).A direct association of nativegoldgrainswith |  | | Journal (article/letter/editorial) | | apatite porphyroblasts from the Hemlo gold deposit, Ontario, Canada YUANMING PAN, MICHAEL E. FLEET AND...Geology University of Western Ontario London, Ontario N6A 5B7, Canada Abstract Oriented inclusions...muscovite schist from the Archaean Hemlo gold deposit, Ontario, Canada. The monazite inclusions are elongated...Amli (op. cit.) also noted elongated prismatic quartz and plagioclase inclusions parallel to the c-axis...REE-bearing metamorphic apatite from the Hemlo gold deposit, Ontario, Canada, that occurs as porphyroblasts with |  | | 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...several mineralized zones near the contact between quartz-feldspar porphyry and metasedimentary rocks. Metsasedimentary...characterized by a central zone of granoblastic microcline-quartz-(barite-muscovite-biotite-pyrite) rocks, surrounded |  | | 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 |  | | Journal (article/letter/editorial) | | in the late Archean Hemlo-Heron Bay greenstone belt, Superior Province, Ontario: implications for provenance...Geology, University of Western Ontario, London, Ont. N6A 5B7, Canada b Department of Geology, McMaster...McMaster University, Hamilton, Ont. L8S 4MI, Canada (Received May 30, 1990; revised and accepted January 24...in the late Archean Hemlo-Heron Bay greenstone belt, Superior Province, Ontario: implications for provenance...Arcbean Hemlo-Heron Bay greenstone belt of the Superior Province near the Hemlo gold deposit, Ontario, consists |  | | Journal (article/letter/editorial) | | plutonism associated with the Hemlo greenstone belt, Superior Province, Canada G.P. Beakhouse a,∗ , D.W....a Ontario Geological Survey, 933 Ramsey Lake Road, Sudbury, Ont., Canada P3E 6B5 b Royal Ontario Museum...Museum, 100 Queens Park Road, Toronto, Ont., Canada M5S 2C6 Received 7 April 2004; accepted 17 January...January 2005 Abstract Plutonic rocks from the Hemlo area in the southern Superior Province span a period from...the nature of intermediate to felsic plutonism at Hemlo and its relationship to regional deformation and |  | | Book | | and prosperity through the mining industry to Ontario. /;/ :_ !.J-~,;- . '.: · ·· ··· ·· } ,.·"...cation Data Barnes, l\lfichacl, 193·1Cold in Ontario lncludes bibliograph ical references. BUDIMIR...LIBRARYLSBN l-SS01.l()- l 1.IG-X I. Gold 1nines and n1ining- Ontario - History. I. Title. IID~)536.C2...in Canada FirsL p u blish e d in 1995 by 'The Boston Mills Press 132 lvlain Street Erin Ontario ' NOB...North York, Ontario M3B 2T6 The publisher gratefu lly acknowledges the support of Ll1e Canada Council, |  | | Journal (article/letter/editorial) | | Geology Vol. 99, pp. 1063–1084 The Hemlo Gold Deposit, Ontario: An Example of Melting and Mobilization...Geophysics, University of Calgary, Calgary, Alberta, Canada T2N 1N4 DAVID R. M. PATTISON, Department of Geology...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 |  | | Journal (article/letter/editorial) | | MINERALIZATION IN THE AT HEMLO, GOLDEN MICHAEL GIANT ONTARIO, AND THE TIMING MINE--A DISCUSSION E. FLEET...EarthSciences, University of WesternOntario,London,Ontario,CanadaN6A 5B7 AND YUANMING PAN Department of...welcomethe detaileddescription of the Golden Giantmine,Hemlo,Ontario,Canadagivenby Kuhnset al. (1994),but...the ore deposit),a zoneof highestmetamorphic gradeand maximumductile deformation in the Hemlo-Heron Baygreenstone...contrast, Kuhnset al. (1994)haveconcluded thatpri- deposit (Burket al.,1986;PanandFleet,1993)andtheWhite marymineralization |  | Groves, D. I., Goldfarb, R. J., Robert, F., Hart, C. J. R. (2003) Gold Deposits in Metamorphic Belts: Overview of Current Understanding,Outstanding Problems, Future Research, and Exploration Significance. Economic Geology, 98 (1) 1-29 doi:10.2113/gsecongeo.98.1.1 | Journal (article/letter/editorial) | | Economic Geology Vol. 98, 2003, pp. 1–29 Gold Deposits in Metamorphic Belts: Overview of Current Understanding...Denver, CO 80225-0046 FRANÇOIS ROBERT, Barrick Gold of Australia Ltd., 10th Floor, 2 Mill St., Perth...Geology Program, Box 2703 (K-10) Whitehorse, Yukon, Canada Y1A 2C6 and Centre for Global Metallogeny, Department...collision has added to, or thickened, continental crust. Gold-rich deposits can be formed at all stages of orogen...that evolving metamorphic belts contain diverse gold deposit types that may be juxtaposed or overprint each |  | | Report (volume) | | ....... ...... ........... .... .... .. ...... Gold ............................................................................................ Lode Gold Deposits .........................................37 III IV CONTENTS Chemical Sediment-Hosted Gold Deposits .......................................................................... Appendix 2. Deposit Types That May Occur in the International Falls...Map showing mineral resource potential for lode gold deposits. Map showing mineral resource potential |  | | Report (issue) | | Ontario Geological Survey Open File Report 6000 Summary of Field Work and Other Activities 1999 1999...1999 ONTARIO GEOLOGICAL SURVEY Open File Report 6000 Summary of Field Work and Other Activities 1999...Subprovince, northwestern Ontario; in Summary of Field Work and Other Activities 1999, Ontario Geological Survey...Printer for Ontario, 1999 © Queen’s Printer for Ontario, 1999. Open File Reports of the Ontario Geological...at the regional Mines and Minerals office whose district includes the area covered by the report (see below) |  | Pan, Yuanming, Fleet, Michael E., Stone, William E. (1991) Skarn mineralization (Cr, Fe, Au) in an Archean greenstone belt, White River Property, Hemlo area, Ontario. Economic Geology, 86 (8) 1626-1645 doi:10.2113/gsecongeo.86.8.1626 | Journal (article/letter/editorial) | | Archean GreenstoneBelt, White River Property, Hemlo Area, Ontario YUANMING PAN, MICHAEL E. FLEET, Department...eology, Universityof WesternOntario, London, Ontario, Canada N6A 5B7 AND WILLIAM E. STONE Departmentof...Departmentof Geology,McMasterUniversity,Hamilton,Ontario, CanadaL8S 4M1 Abstract Three prominentmineralizedcal...ArcheanHemlo-HeronBaygreenstone belt of the Superiorprovince,Ontario,Canada.The Cr- andFe-richskarnswere metasomatically...introducedduringthe late calc-silicatealteration. Gold mineralizationis spatiallyrelated to the REE-en |  | | Journal (article/letter/editorial) | | and J.M. Franklin Geological Survey of Canada, Ottawa, Canada, KIA OE8 (Received December 17, 1990; accepted...the earth are acknowledged for relatively unique deposit types such as komatiitic nickel deposits and voluminous...formations. Volcanogenic massive sulphide, lode gold and granitoid-associated deposits, as well as Ni-Cu...Dr. K.H. Poulsen, Geological Survey of Canada, Ottawa, Canada, K 1A 0E8. tion only along boundaries...type, more than 100 of vein and disseminated lode gold type, several magmatic nickel deposits, at least |
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