 | | Journal (article/letter/editorial) | | Lithium-Aluminium Mica Crystals from the Pala Pegmatite District. Am. Mineral. 59, 1242-8. BrOck, P. M. (1974)...R D S: z o n e d muscovite, Leinster Granite, the Rosen Co-Mo deposit, district of Bourgas. Compts... Rhenium sulphide from the Coldwell complex, northwestern Ontario, Canada RHENIUM ranks as one of the...margin of Center 1 of the Coldwell alkaline complex in northwestern Ontario (Mitchell and Platt, 1982)...I. Composition of rhenium sulphide Coldwel] complex wt. % Atom. Prop. Re 48.95 0.2629 18.82 |  | | Journal (article/letter/editorial) | | of Nepheline Syenites from the Coldwell Alkaline Complex, Ontario, Canada by ROGER H. MITCHELL AND R....Department of Geology, Lakehead University, Thunder Bay, Ontario, Canada P7B 5E1 WITH SEVEN PLATES ABSTRACT...natrolite syenites of Center 2 of the Coldwell alkaline complex exhibit rare wispy mafic-rich modal layering...late stage primary and replacement natrolite, muscovite and thomsonite is characteristic. The nepheline...alkali basaltic magmas. INTRODUCTION The Coldwell complex is located on the north shore of Lake Superior |  | | Journal (article/letter/editorial) | | deadhorse creek volcaniclastic breccia complex, northwestern Ontario, Canada Received: 10 January 2005 / Accepted:...Proterozoic Deadhorse Creek volcaniclastic breccia complex was emplaced in Archean metasedimentary and metavolcanic...adjacent to the Proterozoic Coldwell alkaline complex. The western sub-complex of the Deadhorse Creek breccia...breccia adjacent to the main mineralized zone. The complex mineral assemblage of the fault-controlled main...Lakehed University, 955 Oliver Road, Thunder Bay, Ontario, CANADA P7B 5E1 E-mail: rmitchel@lakeheadu.ca |  | | Journal (article/letter/editorial) | | include Cu-Ni-PGE and Ti-Fe (V) in the Duluth Complex, U-REE-Nb in small carbonatites, and breccia pipes...area, and Cu-Ni sulfide deposits in the Duluth Complex. Models for the tectonic evolution of the MRS have...0 I 50 I kdometers 1 100 ! ~Y~ Au )ColdweH Complex Au "3 Au "--~. J~ ~z">-. - .04 /2"~. ~,...group sedimentary rocks Middle Prolerozoic alkalic complex Middle Proterozoic elastic sedimentary rocks Ygd...of large gabbroic complexes, such as the Duluth Complex in Minnesota (Fig. 2), numerous tholeiitic dikes |  | | Journal (article/letter/editorial) | | magmatism, North America: evidence from the Coldwell Complex L . M . H e a m a n and N. M a c h a d o *...Department of Geology, Royal Ontario Museum, 100 Queen's Park, Toronto, Ontario, Canada M5S 2C6 Received January...Accepted September 26, 1991 Abstract. The Coldwell Complex represents the largest alkaline intrusion...Midcontinent Rift System in North America. This complex contains a plethora of rock types that have previously...five samples indicates that the majority of the complex was emplaced into "cold" Archean crust at 1108 |  | | Journal (article/letter/editorial) | | PROSPECT IN THE FLIN FLON GREENSTONE BELT, MANITOBA, CANADA GEMA RIBEIRO OLIVO§ Department of Geological Sciences...Engineering, Queen’s University, Kingston, Ontario K7L 3N6, Canada PETER THEYER§ Manitoba Geological Survey...Avenue, Suite 360, Winnipeg, Manitoba R3P 3P2, Canada ABSTRACT The McBratney high-grade PGE–Au occurrence... carbonate, clinochlore, chamosite, biotite, muscovite and a variety of platinum-group minerals. The... carbonate, clinochlore, chamosite, biotite, muscovite, et une variété de minéraux du groupe du platine |  | Chakhmouradian, A. R., Mitchell, R. H., Burns, P. C., Mikhailova, Y., Reguir, E. P. (2008) Marianoite, a new member of the cuspidine group from the Prarie Lake siliconcarbonatite, Ontario. The Canadian Mineralogist, 46 (4) 1023-1032 doi:10.3749/canmin.46.4.1023 | Journal (article/letter/editorial) | | GROUP FROM THE PRAIRIE LAKE SILICOCARBONATITE, ONTARIO Anton R. CHAKHMOURADIAN§ Department of Geological...2N2, Canada Roger H. MITCHELL Department of Geology, Lakehead University, 955 Oliver Road, Thunder Bay...Bay, Ontario P7B 5E1, Canada Peter C. BURNS Department of Civil Engineering and Geological Sciences, University...University of Manitoba, Winnipeg, Manitoba R3T 2N2, Canada Abstract Marianoite, a new member of the cuspidine...Mesoproterozoic Prairie Lake intrusive complex, in northwestern Ontario, Canada. The mineral forms flattened prismatic |  | | Journal (article/letter/editorial) | | rocks of the Il’menskie Gory (Ilmeny Mountains) Complex and its framework in the southern Urals. Despite...Ba-biotites from gabbro of the Il’menskie Gory Complex were calculated using the data presented in Table...H2O+ H2O– Total n Urals Vanadium muscovite Vanadium biotite Canada Urals Spain Urals 1 2 3 4...Lake Greater Ishkul, Ilmeny reserve, Chelyabinsk district: (1) sample IK-194-5, moderately Ba-rich biotite...4) micas from subalkaline gabbro, Coldwell Complex, Ontario, Canada [10]: (3) moderately Ba-rich biotite |  | | Journal (article/letter/editorial) | | E C E M B E R 1989, VOL. 53, PP. 663-5 Zoned muscovite from the Leinster Granite, S.E. Ireland T n e...distinguished by the presence of large muscovite flakes. These muscovites show complex zoning in a manner that compares...pyroxenes. Zoning in muscovite has probably been overlooked in many granites. The two muscovite-bearing granites...quartz, plagioclase, microcline, biotite and muscovite with accessory tourmaline, apatite, zircon and...1977). The large (up to 70 mm), widely-scattered muscovite crystals are often textually decussate. The similar |  | | Journal (article/letter/editorial) | | 455-488 The late Archean Hemlo gold deposit, Ontario, Canada: a review and synthesis Yuanming Pan a, Michael...Saskatoon, Sask. S7N 5E2, Canada Department of Earth Sciences, University of Western Ontario, London, Ont. N6A...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...island arc and has subsequently been subjected to a complex history of evolution, including two episodes of |  | | Journal (article/letter/editorial) | | 1985. Rinted in U.S.A. The Hemlo gold deposit, Ontario: A geochemical and isotopic study and K.mKo HATTORI**...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 America...INTRODUCTION THE HEMLO GOLD DEPOSIT near Marathon, Ontario was discovered in 198 1, although there is a long |  | Sánchez-Muñoz, Luis, Müller, Axel, Andrés, Sol López, Martin, Robert F., Modreski, Peter J., de Moura, Odulio J.M. (2017) The P–Fe diagram for K-feldspars: A preliminary approach in the discrimination of pegmatites. Lithos, 272. 116-127 doi:10.1016/j.lithos.2016.10.030 | Journal (article/letter/editorial) | | McGill University, Montreal, Quebec, H3A 0E8, Canada. f U.S. Geological Survey, Federal Center Denver...as in the Coldwell Alkaline Complex ACCEPTED MANUSCRIPT in northwestern Ontario, Canada. Group II comprises...pegmatites with quartz, subsolvus feldspars, and muscovite as the major primary minerals. RI Finally, group...syenitic pegmatites. Our simplified approach to a complex problem targets an essential mineral common to...geologist mapping uncharted territory in a pegmatite district. Our aim in this research is to test whether the |  | | Journal (article/letter/editorial) | | CABRI,L. J., see MITCHELL,R. H., 635 CANADA, Ontario, Coldwater complex, rhenium sulphide, 635; HeralD gold...in, 201 Carbonatite-related metasomatism in Fen complex, Norway, 395 Carcinogenesis, dimensional characteristics...511 Ferrocarbonatite, contact metasomatism, Fen complex, Norway, 395 Ferrontantalite replacing manganotantalite...synthetic garnets, 231 Geochemistry, Kcerven syenite complex, Greenland, 642,647 Geochronological investigations...amphiboles, 107; KANGERDLUGSSUAQ,Kcerven syenite complex, 642, 647 GREW, E. S., DRUGOVA,G. M., and LESKOVA |  | | 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) |  | | Journal (article/letter/editorial) | | BrecciaPipes:PrecambrianCu-Mo Deposits, BatchawanaBay, Ontario* O. I. NORMAN**AND F. J. SAWKINS Department of...Tribag mine is 72 km north of Sault Ste. Marie, Ontario, and about 20 km north-northeast The BatchawanaBay...Prairie Lake complex,2 = Coldwell complex,3 -- Michipicoten Island, 4 = Fireside River complex,5 = Batchawanaarea...Generalgeologicmap of the Batchawana Bay-Mamainse Point area,Ontario,showing occurrences ofKeweenawan ...-- Tribag mine. TRIBAG BRECCIAS,BATCHAWANA BAY, CANADA 1595 Keweenawan-age (1,000-1,200 m.y. old)basaltflows |  | Taranovic, Valentina, Ripley, Edward M., Li, Chusi, Rossell, Dean (2015) Petrogenesis of the Ni–Cu–PGE sulfide-bearing Tamarack Intrusive Complex, Midcontinent Rift System, Minnesota. Lithos, 212. 16-31 doi:10.1016/j.lithos.2014.10.012 | Journal (article/letter/editorial) | | the Ni–Cu–PGE sulfide-bearing Tamarack Intrusive Complex, Midcontinent Rift System, Minnesota Valentina...Intrusive Complex Midcontinent Rift System a b s t r a c t The Tamarack Intrusive Complex (TIC, 1105...olivine in the sheet-like intrusions in the Duluth Complex (below Fo70), as well as olivine from the smaller...Ni–Cu–PGE mineralization in the Tamarack Intrusive Complex appear to be typical of conduit-style magmatic...Group Element (PGE) occurrences in the Duluth Complex of Minnesota, the principal exposed plutonic portion |  | | Report (issue) | | Platinum-Group Elements Edited by Louis J. Cabri Ottawa, Ontario Published for the Geological Society of CIM as...de Maisonneuve Boulevard West Montréal, Québec, Canada H3Z 3B8 ISBN 1-894475-27-5 Papers in this volume...Petroleum, Special Volume 54, p. 483-506. PRINTED IN CANADA by Marc Veilleux Imprimeur Inc. Preface Background...in countries like the Republic of South Africa, Canada, and Finland. Over the last five or so years, colleagues...to and immediately following my retirement from Canada Centre for Mineral and Energy Resources (CANMET) |  | Barkov, A. Y., Martin, R. F., Pakhomovsky, Y. A., Tolstykh, N. D., Krivenko, A. P. (2002) Menshikovite, Pd3Ni2As3, a new platinum-group mineral species from two layered complexes, Russia. The Canadian Mineralogist, 40 (2) 679-692 doi:10.2113/gscanmin.40.2.679 | Journal (article/letter/editorial) | | 3450 University Street, Montreal, Quebec H3A 2A7, Canada YAKOV A. PAKHOMOVSKY Geological Institute, Kola...menshikovite from the Oktyabr’ deposit, Noril’sk complex, in Siberia. In reflected light, menshikovite is...Cu-Ni-platinum-group element (PGE) deposit of the Noril’sk complex, northern Siberia, Russia. The mineral name menshikovite...intrusions (shown by stars) and of the Noril’sk complex (NR) in Russia. 679 40#2-avril-02-2240-27 680...reported from the Stillwater (Cabri et al. 1975) and Coldwell complexes (Mulja & Mitchell 1990). OCCURRENCES |  | | Journal (article/letter/editorial) | | buffered by the assemblage K-feldspar-quartz-muscovite and oxygen fugacity was controlled by various...implies that Os is present in solution as a chloride complex. The concentration of Os in a 1.5 m KCl solution...copper deposits in the western United States and Canada (e.g. Werle et al., 1984; Mutschler et al., 1985;...are relevant to porphyry systems feldspar muscovite quartz (Sverjensky et al., 1991), Re-ReO2 (Pownceby...(Chou, 1987) (Fig. 1). K-feldspar, quartz, and muscovite were mixed in approximately a 1:1:1 mass ratio |  | Taranovic, V., Ripley, E. M., Li, C., Shirey, S. B. (2018) S, O, and Re-Os Isotope Studies of the Tamarack Igneous Complex: Melt-Rock Interaction During the Early Stage of Midcontinent Rift Development. Economic Geology, 113 (5) 1161-1179 doi:10.5382/econgeo.2018.4585 | Journal (article/letter/editorial) | | Re-Os Isotope Studies of the Tamarack Igneous Complex: Melt-Rock Interaction During the Early Stage of...Washington, D.C. 20015 Abstract The Tamarack Intrusive Complex (1105 ± 1.2 Ma), in northeastern Minnesota, occurs...types of mineralization in the Tamarack Intrusive Complex are characterized by δ34S values between –0.2 and...disseminated sulfides in intrusions of the Duluth Complex and Crystal Lake Gabbro, which may be as elevated...Initial 187Os/188Os ratios in the Tamarack Intrusive Complex are between 4 and 44% higher than the same ratio |  | | Journal (article/letter/editorial) | | amphiboles in fenites from the Loe Shilman carbonatite complex, NW Pakistan I. MIAN AND M. J. LE BAS Department...of western part of the Loe Shilman Carbonatite complex and its fenitized zones (1-5). The positions of...Geological setting The Loe Shilman carbonatite complex, by the Kabul River, 20 km north of Khyber Pass...in prep.). The fenites south of the carbonatite complex and less than half a kilometre from the Afghanistan...minerals, or the presence of relict quartz and muscovite (fig. 1). Both felsic and mafic minerals in the |  | | Report (issue) | | and the Rustenburg Layered Suite of the Bushveld Complex (in North-West, Mpumalanga and Northern Provinces)...from the Rustenburg Layered Suite of the Bushveld Complex; the total number of type species of the platinum...by the number of type species from the Noril'sk Complex in Russia. Twenty (20) valid type species so far...from the Rustenburg Layered Suite of the Bushveld Complex. 1. INTRODUCTION 1.1 Nomenclature Usage A...Bi-geversite Bosjemanite Ce-barite Chrome-acmite Chrome-muscovite Chrome titano-magnetite ciinoeulite Cr-armalcolite |  | Taranovic, Valentina, Ripley, Edward M., Li, Chusi, Rossell, Dean (2016) Chalcophile element (Ni, Cu, PGE, and Au) variations in the Tamarack magmatic sulfide deposit in the Midcontinent Rift System: implications for dynamic ore-forming processes. Mineralium Deposita, 51 (7) 937-951 doi:10.1007/s00126-016-0643-2 | Journal (article/letter/editorial) | | sulfide deposit is hosted by the Tamarack Intrusive Complex (1105.6 ± 1.2 Ma) in the Midcontinent Rift System...The most important sulfide mineralization in the Complex occurs in the northern part, which consists of...intrusions of the Duluth Complex. Regional geology Introduction The Tamarack Intrusive Complex (TIC) occurs to...to the southwest of the Duluth Complex (Fig. 1) and crystallized during the early stages in the development...of the three major intrusions that comprise the Complex. The distribution of sulfide mineralization in |  | | Journal (article/letter/editorial) | | AMPHIBOLE – CLINOPYROXENE ROCK FROM THE AFRIKANDA COMPLEX, KOLA PENINSULA, RUSSIA: MINERALOGY AND A POSSIBLE...Manitoba, 125 Dysart Road, Winnipeg, Manitoba R3T 2N2, Canada ANATOLY N. ZAITSEV Department of Mineralogy, St...in cumulate ultramafic series of the Afrikanda complex, Kola Peninsula, Russia. The rock is composed of...minerals to crystallize consist of zeolites, muscovite and prehnite that probably precipitated from a...les minéraux tardifs se trouvent des zéolites, muscovite et prehnite, qui auraient précipité à partir d’une |  | | Journal (article/letter/editorial) | | from the Kumdy-Kol microdiamond mine, Kokchetav Complex, Kazakhstan: Occurrence, composition and crystal-chemical...Hg-contamination in soils and stream sediments in the mineral district of Nambija, Ecuadorian Amazon (example of an impacted...Alberta—J.F. Lerbekmo Kimberlites from the Wawa area, Ontario—Felix V. Kaminsky, Sergei M. Sablukov, Ludmila...River and Sue Zone uranium deposits, Saskatchewan, Canada—M. Fayek, T.K. Kyser, and L.R. Riciputi 1553 Ferriallanite-(Ce)...evaporitic sequence from Sussex, New Brunswick, Canada—J.D. Grice, R.A. Gault, J. Van Velthuizen, and |
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