 | | Report (issue) | | GOVERN YOUR USE OF THIS DOCUMENT Your use of this Ontario Geological Survey document (the “Content”) is governed... copyright is held by the Queen’s Printer for Ontario. It is recommended that reference to the Content... . ; Ontario Geological Survey, ...670-5691 Toll Free: 1-888-415-9845, ext. 5691 (inside Canada, United States) Local: (705) 670-5691 Toll Free:...(inside Canada, United States) Local: (416) 326-2678 Toll Free: 1-800-668-9938 (inside Canada, United |  | | Report (issue) | | Energy, Mines and Resources Canada E:nergie, Mines et Ressourees Canada Canada THE ENERGY OF OUR RESOURCES...OUR IDEAS COVER Left: Amethyst - Thunder Bay, Ontario. Specimen measures 4.5 cm across the base. National...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 (issue) | | Rocks and Minerals of Ontario -- H f ONTARIO DEPARTMENT OF MINES AND NORTHERN AFFAIRS Honourable...and Minerals of Ontario By D. F. HEWITT Chief, Industrial Mineral Section Ontario Department of Mines...Early Precambrian pillow lavas; Munekun Lake, District of Kenora. (Courtesy L. D. Ayres). Lower right: Cleavage... (Courtesy The International Nickel Company of Canada, Limited). Centre left: Eurypterus lacustris, an...about 400 m.y. ago; Welland County. (Courtesy Shell Canada Ltd.). right: left: — — — Centre right: Archaeocrinus |  | | | | in the field ~“ Various geological locations iin Canada© Physical properties of minerals and rocks, and...acknowledges with thanks the Canada Council for the Arts, and the Ontario Arts Council for their support...acknowledge the financial support of the Government of Canada through the Book Publishing Industry Development...activities. Ss Canada Council for the Arts Conseil des Arts du Canada vw ONTARIO ARTS COUNCIL CONSEIL...CONSEIL DES ARTS DE L'ONTARIO Library and Archives Canada Cataloguing in Publication Grice, Joel Beginner's |  | | Book (edition) | | a. Geographic Coordinates peridot BA olivine group nesosilicates orthosilicates silicates BT minerals...(BT-NT) relationship is that of a group to an individual in the group, e.g., BT minerals to NT silicates...of the specific minerals in the olivine group, the olivine group is one of several mineral groups in the...reciprocals are: olivine group NA peridot nesosilicates orthosilicates NA olivine group NA nesosilicates silicates...Sandstone BT Upper Cretaceous Cretaceous SA Mesaverde Group New Mexico e. Reference to the Guide — Notes may |  | | Book (edition) | | (Switzerland). Daniel Atcncio (Brazil). Malcolm Back (Canada), Henry L. Barwood (USA). Dmitriy Belakovskiy (Russia)...Burke (Netherlands), L.J. Cabri (Canada). Anton R. Chakhmouradian (Canada), Pierre-Jacques Chiappero (France)...Ercit (Canada). Alexander Falster (USA). Jeffrey de Fourestier (Canada). Robert Gault (Canada), Joel...Joel D. Grice (Canada). L.A. Groat (Canada). Alessandro Guastoni (Italy), William A. Henderson. Jr. (USA)...(USA). D.D. Hogarth (Canada). J.L. Jam bor (Canada), Anthony R. Kampf (USA). Pave! M. Kartashov (Russia) |  | | Book (edition) | | Sheahan Konsult International Inc., Willowdale, Ontario, Canada Marilyn Stark Colorado School of Mines, Golden...commonly have several variants, such as Great Smoky Group, Great Smoky Conglomerate, Great Smoky Formation...If used on level 1, Term set options are: rock group (carbonate rocks, chemi¬ cally precipitated rocks...was adopted. Broader Term (BT, BX, BA, BZ) - A group of which the Term is a member or an area in which...Term (NT, NX, NA, NZ) - A specific mem¬ ber of a group which is represented by the Term or an area within |  | | Book | | Mineralogical Association of Canada Association minéraiogique du Canada 1 Credits for photographs...Porcupine, Ontario / Photo by Brian Boyle. Courtesy of the Royal Ontario Museum, Toronto, Canada Hilaire...Association of Canada P.O. Box 78087 Meriline Postal Outlet 1460 Merivale Road Ottawa, Ontario Canada Diopside...the Canadian K2E 1Bl Museum of Nature, Ottawa, Canada e-mail: canmin.mac.ottawa@sympatico.ca Drawings...publisher. Printed in Canada Copyright © 1997 Mineralogical Association of Canada ISBN 0-921294-45-x Minerals |  | | Report (volume) | | 13. British Columbia ores, zoning: Geology in Canada: Hume, G. S., Gunning, H. G., 5. California, southern...United Alaska, evaluation of soil and States and Canada: Levorsen, permafrost conditions: Frost, A. I....quadrangle: Trenton group, Ordovician: Bowen, O. E., Jr. , 5. Clark, T. H., 10. Canada, arctic, physiography...Hagar, L. L., 11. D. J. Rocky Mtn. geosyncline in Canada: Colorado Plateau: Wengerd, Warren; P. S., 4. S...4. also Limestone; Dolomite; Western, Claiborne group: Miss. Phosphate. Geol. Soc., 2. California: Calif |  | | Book | | recommendations on the nomenclature of the amphibole group, published in the Mineral. Mag. (1978, 42, 533)...p. 433 (Adigeite). A mineral of the serpentine group with the composition 5Mg0.3Si02.3^-4H20, from Mt...8-899, b 7-065, c 6-644 A, /? 97-25°, 4 space group C2/m. Composition 2[CoC12.6H20], with small amounts...(ajmaHHT). /rTh02./U02.wU03.«Pb0, cubic, thorianite group. Named from the locality, Aldan region, eastern...A name for an artificial member of the apatite group prepared by F. Zambonini (1923). 23rd List Alkali-garnet |  | | Book (edition) | | petrographic description of each important rock-group includes, or is followed by, an account of the distribution...of things we can do little about it; but for one group of rocks that are much to the fore at the present...FELSIC MINERALS Feldspars; Feldspathoids; Silica Group Ill ACCESSORY AND SECONDARY MINERALS 97 The Normal...Contamination; Zeolites; Epidote Group; Chlorite, Serpentine Group; the Carbonates; Talc Part II: Modes... ILLUSTRATIONS flG. PAGE 1. Tetrahedron and SiO4-group 2. The atomic structure of olivine 3. The atomic |  | | Book (edition) | | closely packed round a silicon atom, giving an SiO4 -group. The oxygens lie at the corners of a tetrahedron...snugly into M,K.W. FIG. I Tetrahedron and Si04-group. The small silicon ato1n is hidden between the four...surrounded. Thus an AP+ in the centre of an octahedral group of O's, has a positive charge of three umts to share...scientifically, felsic and mafic respectively. The mafic group comprises the ferro-magnesian silicates: the olivines...feldspathoids respectively, and the silica group. OLIYINES This group comprises a number of in1portant rock-forming | | | Book (edition) | | closely packed round a silicon atom, giving an Si04-group. The oxygens lie at the corners of a tetrahedron...fits snugly into fig. 1 Tetrahedron and SiCU-group. The small silicon atom is hidden between the four...surrounded. Thus an Al3+ in the centre of an octahedral group of O’s, has a positive charge of three units to...scientifically, felsic and mafic respectively. The mafic group comprises the ferro-magnesian silicates: the olivines...feldspathoids respectively, and the silica group. OLIVINES This group comprises a number of important rock-forming |
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