 | | 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...range from magnesian hastingsitic hornblende to hastingsite to hastingsitic hornblende to ferroedentic hornblende...alkali basaltic magmas. INTRODUCTION The Coldwell complex is located on the north shore of Lake Superior |  | | Journal (article/letter/editorial) | | Ferroaugite Syenite from the Coldwell Alkaline Complex, Ontario, Canada 6>-ROGER H. MITCHELL and R. GARTH...Department of Geology, Lakehead University, Thunder Bay, Ontario, Canada P7B 5E1 (Received 7 July 1977; in revisedform...E R A L GEOLOGY OF THE COLDWELL COMPLEX Tectonic setting The Coldwell complex located on the north shore...studied alkaline intrusions in North America. The complex is unusual in that it contains oversaturated, saturated...Archean metavolcanic-metasediment terrain. The complex is a part of the Keweenawan activity centered around |  | | Journal (article/letter/editorial) | | Department o/Geology, Lakehead Ulllverslty, Thunder Bay, Ont P7B 5£1 (Canada) (Received December 19, 1989; accepted...composition of amphiboles may occur in a given complex. A subtrend found only In oversaturated complexes...pargasite to ferro-pargasite, magnesio-hastingsite to hastingsite, edenite to ferro-edenite solid solutions...variation of amphiboles from the Topsalls-St. Lawrence complex (Strong and Taylor, 1984) illustrated III (a) the...Illterpretation ofthe compositional trends. H = hastingsite, FE = ferroedenite, T = taramlte, K = katophonte |  | | 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) | | Department of Geology, Lakehead University, Thunder Bay, Ontario, Canada ABSTRACT. The mineralogy, including...pyroxene trend associated with each individual complex is a function of the evolution attained by the...(1965) on Chinduzi, indicate that each body has a complex pattern of intrusions which often take A. R....varieties. Alkali feldspar shows a wide range of complex exsolution and replacement textures. Nepheline...nepheline-kalsilite-silica, nephelines from each complex overlap compositionally (fig. 2, inset). The excess |  | | Journal (article/letter/editorial) | | Nepheline-Bearing Rocks From the Poohbah Lake Complex, Ontario: Malignites and MaUgnites Roger H. Mitchell...University, Thunder Bay, Ontario, Canada Abstract. Malignites from the Poohbah Lake complex of northwestern...northwestern Ontario, Canada are melanocratic cumulates. Cumulus pyroxene and apatite are poikilitically enclosed...malignite from the type locality at Poohbah Lake, Ontario, Canada, to point out inconsistencies in the use of...Lake (48 ~ 25' N, 91 ~ 40' W) in northwestern Ontario. These rocks, following the type locality nomenclature |  | Dare, S. A. S., Barnes, S.-J., Prichard, H. M., Fisher, P. C. (2010) The Timing and Formation of Platinum-Group Minerals from the Creighton Ni-Cu-Platinum-Group Element Sulfide Deposit, Sudbury, Canada: Early Crystallization of PGE-Rich Sulfarsenides. Economic Geology, 105 (6) 1071-1096 doi:10.2113/econgeo.105.6.1071 | Journal (article/letter/editorial) | | Ni-Cu-Platinum-Group Element Sulfide Deposit, Sudbury, Canada: Early Crystallization of PGE-Rich Sulfarsenides...Chicoutimi, 555 Bld. de l’Université, Saguenay, Québec, Canada G7H 2B1 of Earth and Ocean Sciences, Cardiff University...embayments at the base of the Sudbury Igneous Complex, and formed small pendants of ore in the footwall...Pt, in PGE-rich deposits, such as the Bushveld Complex in the Republic of South Africa, are hosted predominantly...into the sulfide melt of the Platreef, Bushveld Complex, from the surrounding country rock may be critical |  | | Journal (article/letter/editorial) | | Ferromagnesian silicates in a differentiated alkaline complex: Kfingnfit Fjeld, South Greenland D. STEPHENSON...3JW ABSTRACT. Kt~ngmit Fjeld is an intrusive complex resulting from three intrusive events involving...residues). Intercumulus phases are amphibole (hastingsite to ferro-edenite to ferro-actinolite in the layered...1971). While dominantly syenitic, the alkaline complex exhibits an essentially continuous spectrum of...beneath a cover estimated at 4-5 km thickness. The complex is the westernmost known in the Gardar alkaline |  | | Journal (issue) | | malachite from the Mindingi Mine in the Kambove District of Katanga began to appear in the specimen market...S. addresses are $30.00 per year; addresses in Canada and Mexico are US$48.00 per year; all other foreign...reflections with Fo > 4cr(Fo). It is based upon complex heteropolyhedral [M8(PO4)4(PO3OH)3(H2O)9]2- layers...atoms), batagayite should be considered as a very complex mineral. The high complexity of batagayite is due...astrophyllite supergroup from the Larvik Plutonic complex, Norway: Description and crystal structure. Mineralogical |  | | Journal (article/letter/editorial) | | CreekFlow,LayeredBasaltic Komatiite, AbitibiBelt,Ontario W. E. STONE,*J. H. CROCKET, Department of Geology...Hamilton, Ontario, Canada LBS4M1 AND M. E. FT.v.wr Department of Geology, University of Western Ontario, London...London Ontario, Canada N6A5B7 Abstract Geochemical studiesof platinum-group elements(PGE),Au, Ag, andothermetals(S...komatiitic rocksof the Abitibi greenstone belt, Ontario(Stone et al., 1992). This mineralizationis hostedby...andMelling,1992)and the Two Duck Lake intrusionof Ontario(Watkinson andOhnenstetter, 1992), andto someextent |  | Piilonen, Paula C., McDonald, Andrew M., Poirier, Glenn, Rowe, Ralph, Larsen, Alf Olav (2013) Mafic minerals of the alkaline pegmatites in the Larvik plutonic complex, Oslo rift, southern Norway. The Canadian Mineralogist, 51 (5) 735-770 doi:10.3749/canmin.51.5.735 | Journal (article/letter/editorial) | | THE ALKALINE PEGMATITES IN THE LARVIK PLUTONIC COMPLEX, OSLO RIFT, SOUTHERN NORWAY Paula C. PIILONEN§... P.O. Box 3443, Station D, Ottawa, ON K1P 6P4, Canada Andrew M. MCDONALD Department of Earth Sciences...Sciences, Laurentian University, Sudbury, ON P3E 2C6, Canada Glenn POIRIER and Ralph ROWE Research Division... P.O. Box 3443, Station D, Ottawa, ON K1P 6P4, Canada Alf Olav LARSEN Statoil ASA, Research Centre Porsgrunn...plutonic complex, Oslo rift, southern Norway, have been studied to shed light on the complex evolutionary |  | | Book (volume) | | e Pargasite—Ferro-pargasite Magnesio-hastingsite—Hastingsite Magnesio-sadanagaite—Sadanagaite Kaer...the relative stabilities of minerals in quite complex chemical systems. In geochronology, the K—Ar and...the present volume. Amphiboles are notoriously complex chemically and their nomenclature was the subject...Mineral Sciences; Mineralogical Association of Canada for diagrams from Canadian Mineralogist, Elsevier...American Mineralogist; National Research Council of Canada for diagrams from Canadian Journal of Earth Sciences; |  | Upton, B. G. J., Macdonald, R., Odling, N., Rämö, O. T., Bagiński, B. (2013) Kûngnât, revisited. A review of five decades of research into an alkaline complex in South Greenland, with new trace-element and Nd isotopic data. Mineralogical Magazine, 77 (4) 523-550 doi:10.1180/minmag.2013.077.4.11 | Journal (article/letter/editorial) | | review of five decades of research into an alkaline complex in South Greenland, with new trace-element and...November 2012; AE: T. Riley] ABSTRACT The Kûngnât Complex (12751.8 Ma) in the Gardar Alkaline Province,...peralkaline granites include the Zomba–Malosa complex, Chilwa alkaline province, Malawi (Woolley and...graben, Norway (Oftedahl, 1978), the Evisa-Calasima complex, Corsica (Bonin, 1988), plutons of the Velasco...ringcomplexes (Bowden et al., 1987) and Center 1, Coldwell Complex, Ontario (Mitchell and Platt, 1978; Platt and Mitchell |  | Barkov, Andrei Y., Nikulin, Ivan I., Nikiforov, Andrey A., Lobastov, Boris M., Silyanov, Sergey A., Martin, Robert F. (2021) Atypical Mineralization Involving Pd-Pt, Au-Ag, REE, Y, Zr, Th, U, and Cl-F in the Oktyabrsky Deposit, Norilsk Complex, Russia. Minerals, 11 (11) 1193 doi:10.3390/min11111193 | Journal (article/letter/editorial) | | U, and Cl-F in the Oktyabrsky Deposit, Norilsk Complex, Russia Andrei Y. Barkov 1, *, Ivan I. Nikulin...U, and Cl-F in the Oktyabrsky Deposit, Norilsk Complex, Russia. Minerals 2021, 11, 1193. https://doi.org/10... 3450 University Street, Montreal, QC H3A 0E8, Canada; robert.martin@mcgill.ca Correspondence: ore-minerals@mail...portion of the Oktyabrsky deposit in the Norilsk complex (Russia). The overall variations in Mg# index,...Cl-rich annite with up to 7.54 wt.% Cl, Cl-rich hastingsite with up 4.06 wt.% Cl, ferro-hornblende (2.53 |  | | Journal (article/letter/editorial) | | mineralisation of the Mesoarchaean Baula-Nuasahi Complex, India Received: 2 August 2003 / Accepted: 8 June...Springer-Verlag 2004 Abstract The Baula-Nuasahi Complex, on the southern flank of the Singhbhum Archaean...older igneous suites in the southern part of the complex, with a curvilinear NW-trending apophysis, 2 km...Oxygen, hydrogen, sulphur isotopes Æ Baula-Nuasahi Complex Æ India Introduction High-grade chromite lodes...have long been recognised in the Baula-Nuasahi Complex (Fig. 1; Saha 1994) and, currently being mined |  | | 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) |  | | Book | | ............................ 4 NORTH AMERICA Canada..................................................exploration in particular of Africa, the U.S.S.R., Canada and Brazil, much of it inspired by the search for...Lengai natrocarbonatite volcano and the Ilimaussaq complex, but comparative studies on alkaline rocks have...style adopted for Currie's 'The Alkaline Rocks of Canada' (1976) and the descriptions of carbonatites compiled...pathoidal rocks of the Haliburton-Bancroft area of Canada. Kimberlites are not included, partly because they |  | | Book | | Malawi Rhodesia Sierra Leone Tanzania Uganda Zambia Canada India Australia New Zealand Nepheline-Syenite...1967. Illustrations PLATE I Nepheline-syenite Ontario PLATE II 1. Stjernoya nepheline-syenite with...Nepheline-syenite occurrences Quebec provinces, Canada page 66 Figure 7 Production flowsheet of glass...glass grade nephelinesyenite at Blue Mountain, Ontario page 73 Figure 8 Phonolite Germany page 84...in the U.S.S.R. page 99 occurrences in in Ontario Czechoslovakia and and Preface Tuis monograph |  | | 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...our previous studies, we demonstrated that the complex mineralogy of CAPR could not be explained in terms...xenocrysts of SILICATE MINERALS IN CAPR, AFRIKANDA COMPLEX, RUSSIA golden yellow, distinctly pleochroic clinopyroxene |  | | Journal (article/letter/editorial) | | nepheline syenite (white foyaite) from the Pilanesberg Complex, South Africa Tom Andersen, Marlina Elburg, Muriel...nepheline syenite (white foyaite) from the Pilanesberg Complex, South Africa, Chemical Geology (2016), doi: 10...nepheline syenite (white foyaite) from the Pilanesberg Complex, South Africa Muriel Erambert1 T Tom Andersen1...Abstract MA The Mesoproterozoic Pilanesberg Complex, South Africa, is built up by several distinct...outermost ring in the southwestern part of the complex (“Matooster type TE white foyaite”). In this |  | | Journal (article/letter/editorial) | | felsic magmas in the Meguma Zone of Nova Scotia, Canada Received: 1 January 1996 / Accepted: 3 August...Sciences, Dalhousie University, Halifax, Nova Scotia, Canada, B3H 3J5 L.M. Heaman Department of Earth and Atmospheric...Sciences, University of Alberta, Edmonton, Alberta, Canada, T6G 2E3 Editorial responsibility: R.A. Binns ...crystals (Frost and Mahood 1987), hybrids with complex magmatic histories should occur commonly in nature...Sr-Nd isotopic data collectively demonstrate the complex interactions associated with mingling and mixing |  | | Journal (article/letter/editorial) | | and neoformed trends. Amphibole varies from hastingsite to taramite. Nepheline occurs as both high-temperature...odiorite (TTG) Archean orthogneisses (Colméia Complex – 2.85 Ga, Moura and Gaudette 1999) with restricted...Paleoproterozoic rocks represented by the Rio dos Mangues Complex (2.05-2.12 Ga, Arcanjo et al. 2013), with an absence...intrude the contact between the Rio dos Mangues Complex and the Estrondo Group. This alkaline magmatism...the syenites and nepheline monzosyenite, and hastingsite is the species in the nepheline monzodiorite |  | | Report (volume) | | be communicated. Frank C. Hawthorne, Winnipeg, Canada Roberta Oberti, Pavia, Italy Giancarlo Della Ventura...University of Manitoba, Winnipeg, Manitoba R3T 2N2, Canada frank_hawthorne@umanitoba.ca Roberta Oberti Istituto...O5A O6A O7A O5B O6B O7B O5 O6 O7 * the more complex nomenclature used to describe the positional disorder...the same. ACKNOWLEDGMENTS FCH was supported by a Canada Research Chair in Crystallography and Mineralogy...Natural Sciences and Engineering Research Council of Canada. In addition, much of the work reviewed here was |  | | Book | | Dordrecht, Holland Sold and distributed in the U.S.A., Canada, and Mexico by D. Reidel Publishing Company, Inc...Petersen 217 PETROGENESIS OF THE LARVIK RING-COMPLEX IN THE PERMIAN OSLO RIFT, NORWAY E.-R. Neumann...231 PETROGENESIS OF THE HOLTERKOLLEN PLUTONIC COMPLEX, NORWAY T.R. Neff and s.o. Khalil 237 METALLOGENY...Holland. xiv K. S. HEIER the igneous rock complex of the Oslo region" was initiated by Olaf Holtedahl...battleground, scarred by rifts which subdivide it into a complex pattern of cratonic fragments. These rifts do not |  | | Book | | Library of Canada Cataloguing in Publication Data Main entry under title: Mineral Deposits of Canada: A Synthesis...Synthesis of Major Deposit-types, District Metallogeny, the Evolution of Geological Provinces, and Exploration...Exploration Methods Geological Association of Canada, Mineral Deposits Division, Special Publication No...1. Ore deposits--Canada. 2. Metallogeny--Canada. 3. Physiographic provinces--Canada. 4. Mines and niineral...niineral resources--Canada. 5. Prospecting--Canada. I. Goodfellow, Wayne D. (Wayne David), 1949Il. Geological |
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