 | | 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) | | 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) | | 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 |  | | 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...present in tourmaline, chlorite, talc and tremolite in other lithologies of the Hemlo deposit. The principal...Vanadium-enriched green mica schist from the Hemlo gold deposit is characterized by uniform Ti/Zr ratios |  | | 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... Ā© 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) | | 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...amphibole was present prior to alteration and that gold mineralization occurred at pressure-temperature...primarily to the very high fS2 during alteration and gold mineralization, which caused iron to partition preferentially |  | | 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 Ā© Queenās 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) |  | | 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...talc, chlorite, calcite, dolomite,microcline,tourmaline,and quartz are abundantin the diffusewestwardextension(C...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...REE-bearing metamorphic apatite from the Hemlo gold deposit, Ontario, Canada, that occurs as porphyroblasts with...of the diffuse westward extension of the Hemlo gold deposit (Pan and Fleet, 1991a; 1992). The pleochroic |  | | Journal (article/letter/editorial) | | 1007/s00710-006-0128-6 The goldāvanadiumātellurium association at the Tuvatu goldāsilver prospect, Fiji:...Cook Summary The Tuvatu goldātelluride prospect is one of several epithermal gold systems along the >250...conditions of formation of the telluride-native gold stage at Tuvatu (250 C, Au Ā¼ 1 ppb, Te Ā¼ 1...coexistence of roscoelite and calaverite in epithermal gold systems elsewhere. The presence of magnetite with...Tuvatu deposit. Introduction The intimate spatial relationship between vanadium minerals and gold, particularly |  | Giuliani, G., Ohnenstetter, D., Palhol, F., Feneyrol, J., Boutroy, E., De Boissezon, H., Lhomme, T. (2008) KARELIANITE AND VANADIAN PHLOGOPITE FROM THE MERELANI HILLS GEM ZOISITE DEPOSITS, TANZANIA. The Canadian Mineralogist, 46 (5) 1183-1194 doi:10.3749/canmin.46.5.1183 | Journal (article/letter/editorial) | | the metamorphic and hydrothermal stages of the deposit is compared with other vanadiumenriched lithologies...(Muhongo et al. 1999). āTanzaniteā, Cr-bearing tourmaline and Cr-bearing diopside are concentrated in quartz...whereas Malisa & Muhongo (1990) proposed that the deposit is formed during hydrothermal circulation of fluids...karelianite was first described in the Outokumpu district of Finnish Karelia, in a large volcanogenic Cyprus-type...PbāZnā(Ag) sedimentary-exhalative Rampura Agucha deposit in Rajasthan, India (Hƶller & Stumpfl 1995), and |  | Vakh, A. S., Avchenko, O. V., Gvozdev, V. I., Goryachev, N. A., Karabtsov, A. A., Vakh, E. A. (2019) Minerals of the PbāAsāSbāS and CuāPbāAsāSbāS Systems in Ores of the Berezitovoe Gold-Polymetallic Deposit, Upper Amur Region, Russia. Geology of Ore Deposits, 61 (3) 256-273 doi:10.1134/s1075701519020065 | Journal (article/letter/editorial) | | CuāPbāAsāSbāS Systems in Ores of the Berezitovoe GoldāPolymetallic Deposit, Upper Amur Region, Russia A. S. Vakha...PbāAsāSb sulfosalts from ores of the Berezitovoe gold deposit, Upper Amur Region, located in the eastern part...features of PbāAsāSb sulfosalts at the Berezitovoe deposit are controlled by partial melting of sulfide minerals...sulfide melt, ore metamorphism, gold mineralization, Berezitovoe deposit, Mongol-Okhotsk orogenic belt...The described minerals are much less frequent at gold deposits (Timofeevsky, 1963, 1968; Bryzgalov et |  | | Journal (article/letter/editorial) | | multi-process genetic hypothesis for greenstonehosted gold lodes R.W. Hutchinson Department of Geology and...multi-process genetic hypothesis for greenstone-hosted gold lodes. In: S.J. Haynes (Editor), Vein-type Ore Deposits...the geology and geochemistry of greenstone-hosted gold lodes have emerged during the worldwide, intensive...reduced conditions of Archean time. They leached gold, silica, carbonate and other components of the ores...This accounts for the widespread low, but anomalous gold content of Algoma type iron-formations and for the |  | | Journal (article/letter/editorial) | | the postdepositional the WitwatersrandBasalreef gold placer--a discussion: ECOmetamorphosed aluminous...VEIN DEPOSITS IN THE ABITIBI GREENSTONE BELT, CANADA:4ĆøAr/39Ar EVIDENCEFOR A 70- TO 100-M.Y.-TIMEGAP...They endorsedthe conceptthat the introductionof gold was dated by variousisotopicsystemsat 2630 to 2579...accretion ofsubprovinces (tectonostratigraphic terranes) gold-mineralizing respanning2720 to 2670 Ma, marking...crosscutting dikes(e.g.,Corfuand "early gold"versus"late gold" models.The present Andrews, 1987). In marked |  | | Journal (article/letter/editorial) | | DOI 10.1007/s00126-013-0466-3 ARTICLE Multistage gold mineralization at the Lapa mine, Abitibi Subprovince:...Springer-Verlag Berlin Heidelberg 2013 Abstract The Lapa gold deposit contains reserves of 2.4 Mt at 6.5 g/t Au and...Subprovince from the Pontiac Subprovince to the south. Gold mineralization is predominantly hosted in highly... and native gold disseminated in biotite- and carbonate-altered wall rocks. Native gold, which is also...the deposit is characterized by a AuāSbāAs association. At vertical depth greater than 1 km, gold is associated |  | | Journal (article/letter/editorial) | | EconomicGeology Vol. 82, 1987, pp. 1177-1191 Archean Gold Mineralization and Oxidized Hydrothermal Fluids*...Fluids* EION M. CAMERON Geological Surveyof Canada,Ottawa,Ontario,CanadaKiA OE8and Derry Laboratory,Ottawa-Carleton...Ottawa-Carleton Geoscience Centre, Ottawa, Ontario, Canada, KiN 6N5 AND I(EIKO HATrORI Departmentof Geology...Laboratory,Ottawa-CarletonGeoscience Centre, Ottawa, Ontario, Canaada KiN 6N5 Abstract Sulfateminerals,hematite...Macassa, Lake Shore,andRosswhichare all in Ontario,Canada,andKalgoorliein Australia.Examples of lesserdepositsare |  | Vakh, A. S., Avchenko, O. V., Goryachev, N. A., Gvozdev, V. I., Karabtsev, A. A., Vakh, E. A. (2017) Minerals of the BournoniteāSeligmannite Series in Ore of the Beresitovoe Deposit, Upper Amur Region, Russia. Geology of Ore Deposits, 59 (8) 738-744 doi:10.1134/s1075701517080104 | Journal (article/letter/editorial) | | BournoniteāSeligmannite Series in Ore of the Beresitovoe Deposit, Upper Amur Region, Russia A. S. Vakha, b, *, O...ite series of minerals in gold-bearing veinlets of the Beresitovoe deposit located in the eastern part...bournoniteāseligmannite series, gold mineralization, ore metamorphism, Beresitovoe deposit, Upper Amur region DOI:...the first time in ore of the Beresitovoe goldābase-metal deposit situated in the eastern part of the Mongoliaā...Mongoliaā Okhotsk Orogenic Belt. The deposit is localized in Paleozoic granite of the KhaiktaāOrogzhan |  | | Journal (article/letter/editorial) | | Noranda, Quebec.Their high gold content and coregionality with greenstone-hosted gold lodes in many Canadian...both time and spaceof the three Precambriantypes of gold depositsreveals someinteresting,enigmatic,and unexplainedfeatures...and alsoto two still younger Phanerozoictypes of gold ores, sediment-hosted or Carlin-type and epithermal-typedeposits...repeatedlithologicassociations The world's oldest gold depositsare the many include pillowed, variolitic...body" at the Kerr-Addison mine in Kirkland Lake, Ontario (Bakeret al., 1957; Kishida, 1984), at Passagemde |  | Reznitsky, L. Z., Sklyarov, E. V., Suvorova, L. F., Barash, I. G., Karmanov, N. S. (2017) VāCrāNbāW-Bearing Rutile in Metamorphic Rocks of the Slyudyanka Complex, Southern Baikal Region. Geology of Ore Deposits, 59 (8) 707-719 doi:10.1134/s1075701517080086 | Journal (article/letter/editorial) | | rutile from the rocks at gold deposits, in particular, at the Hemlo deposit, Canada, the V2O3 content reaches...gneiss with V mineralization (schreyerite), Kwale District, Kenya V2O3 Reference 0.07ā0.08 1.67ā1.79...Corundumāfuchsite rocks with Cr mineralization (andalusite, tourmaline, chlorite, fuchsite), OāBriens claims, Zimbabwe...Cr-bearing quartzite (chromite, muscovite, Cr-tourmaline, uvarovite), Sargur, southern India 1.02ā2.39...muscovite, phlogopite, garnet, tourmaline, chlorite), Hemlo gold district, Canada 1.54ā2.04 '' Pan, Fleet |  | Hazen, R. M., Golden, J., Downs, R. T., Hystad, G., Grew, E. S., Azzolini, D., Sverjensky, D. A. (2012) Mercury (Hg) mineral evolution: A mineralogical record of supercontinent assembly, changing ocean geochemistry, and the emerging terrestrial biosphere. American Mineralogist, 97 (7) 1013-1042 doi:10.2138/am.2012.3922 | Journal (article/letter/editorial) | | (Rytuba 2005). The worldās largest Hg deposit, the AlmadĆ©n district of central Spain, is representative...reworking of the mercury-hosting rocks of the AlmadĆ©n district (primary mineralization 427ā380 Ma) led to at...well as in amalgams with copper, lead, silver, and gold (e.g., Chen et al. 1985). Mercury mineral age and...west-central California. This important mining district, including the New AlmadĆ©n mine in Santa Clara... and at Serra Pelada (Serra Leste) Au-(Pd-Pt) deposit, ParĆ”, Brazil (Bindi 2010). However, we have not |  | | Journal (article/letter/editorial) | | volcaniclastic breccia complex, northwestern Ontario, Canada Received: 10 January 2005 / Accepted: 6 June...Lakehed University, 955 Oliver Road, Thunder Bay, Ontario, CANADA P7B 5E1 E-mail: rmitchel@lakeheadu.ca...approximately 25 km northwest of the town of Marathon (Ontario), 1 km from the western margin of the Coldwell...volcaniclastic breccias that have been identiļ¬ed in the area (Gold Range, Slate Island, Neys, and McKellar Creek breccias)...Deadhorse Creek) are located along strike of the Big Bay-Ashburton Fault which is the proposed northern extension |  | Ertl, Andreas, Rakovan, John, Hughes, John M., Bernhardt, Heinz-JĆ¼rgen, Rossman, George R. (2019) Vanadium-rich Muscovite from Austria: Crystal Structure, Chemical Analysis, and Spectroscopic Investigations. The Canadian Mineralogist, 57 (3) 383-389 doi:10.3749/canmin.1900020 | Journal (article/letter/editorial) | | 39 wt.% BaO) associated with vanadium-bearing tourmaline (7.45 wt.% V2O3, 0.58 wt.% V2O4) was reported...0.8 wt.% Cr2O3) is associated with V-bearing tourmaline (ca. 3 wt.% V2O3), quartz, and graphite (Imai...sequence of Vrich minerals from the Hemlo gold deposit, Ontario, Canada. Included among these are V-rich...Ā¼ 95.0(5)8, associated with V- and Crbearing tourmaline (4.06 wt.% V2O3, 2.38 wt.% Cr2O3), graphite,...(2003). In a study of the gold-vanadium-tellurium association at the Tuvatu gold-silver prospect, Fiji, |  | Canet, C., Alfonso, P., Melgarejo, J.-C., Jorge, S. (2003) V-RICH MINERALS IN CONTACT-METAMORPHOSED SILURIAN SEDEX DEPOSITS IN THE POBLET AREA, SOUTHWESTERN CATALONIA, SPAIN. The Canadian Mineralogist, 41 (3) 561-579 doi:10.2113/gscanmin.41.3.561 | Journal (article/letter/editorial) | | PyrenĆ©es, the Iberian Massif and the Montagne Noire district in southern France. Most of the reported occurrences...veins, as at the Atrevida mine, the largest Ba deposit in the southwestern Catalonian Coastal Ranges (Melgarejo...energy-dispersion mode at Carleton University, Ottawa, Canada, and by wavelength-dispersion mode using a CAMECA...accommodate variable amounts of V, as described in Hemlo, Canada (Harris 1989, Pan & Fleet 1992) and in Andros...components are very variable at all scales: district, deposit and individual grain (Fig. 5, Table 1). As |  | | Journal (article/letter/editorial) | | granite-related hydrothermal systems at the Big Bell gold deposit, Western Australia Andreas G. Mueller 1 & Neal...Berlin Heidelberg 2017 Abstract The Big Bell deposit (75 t gold) is located in a narrow spur of the Meekatharra...granodiorite-tonalite batholith (2740ā2700 Ma), followed by gold mineralization at Editorial handling: B. Lehmann...Amphibolite xenoliths in granite northwest of the deposit record the lowest temperature (628 Ā± 50 Ā°C), suggesting...Big Bell . Gold . Thermometry . Zircon . U-Pbage Introduction The Big Bell gold deposit is located at |  | Kazachenko, V. T., Butsik, L. A., Sapin, V. I., Kitaev, I. V., Barinov, N. N., Narnov, G. A. (1993) Vanadian-chromian tourmaline and vanadian muscovite in contact-metamorphosed carbonaceous rocks, Primorye, Russia. The Canadian Mineralogist, 31 (2) 347-356 doi:10.3749/1499-1276-31.2.347 | Journal (article/letter/editorial) | | 31,pp. 347-356(1993) IN AND VANADIANMUSCOVITE TOURMALINE VANADIAN-CHROMIAN RUSSIA ROCKS,PRIMORYE, CARBONACEOUS...carbonaceous rocks,contact analysis,carbonaceous tourmaline,vanadian2Ml muscovite,electron-microprobe Ke...rochescarbonacdes (Iraduit par la R6daction) Mots-cl6s: tourmaline vanadifdreet chromifbre, muscovite 2Mlvanadifbre...carbonac6es, INTRoDUclroN only a few examples of tourmaline with significanl contents of vanadium (>1.0 wt...(1979)gavechemical data on Cr-bearing, V-rich tourmaline (0.55Vo Cr2O3. 4.03VoY 2C,) from the Kwal disrict |
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Golden Giant Mine, Hemlo gold deposit, Bomby Township, Thunder Bay District, Ontario, Canada