 | | Journal (article/letter/editorial) |
| Ar/39 Ar geochronology of the Saint-Urbain and Lac Allard (Havre-Saint-Pierre) anorthosites and their...their associated Fe–Ti oxide ores, Québec: Evidence for emplacement and slow cooling during the collisional...Columbia, 6339 Stores Road, Vancouver, B.C. V6T 1Z4, Canada a r t i c l e i n f o Article history: Received...Ar geochronology of two AMCG suites (Saint-Urbain and Havre-Saint-Pierre), and associated rutile-bearing...allochthonous polycyclic belt of the Grenville Province in Québec are used to constrain their crystallization ages |
 | Morisset, C.-E., Scoates, J. S., Weis, D., Sauve, M., Stanaway, K. J. (2010) RUTILE-BEARING ILMENITE DEPOSITS ASSOCIATED WITH THE PROTEROZOIC SAINT-URBAIN AND LAC ALLARD ANORTHOSITE MASSIFS, GRENVILLE PROVINCE, QUEBEC. The Canadian Mineralogist, 48 (4) 821-849 doi:10.3749/canmin.48.4.821 | Journal (article/letter/editorial) |
| ILMENITE DEPOSITS ASSOCIATED WITH THE PROTEROZOIC SAINT-URBAIN AND LAC ALLARD ANORTHOSITE MASSIFS, GRENVILLE...Stores Road, Vancouver, British Columbia V6T 1Z4, Canada Martin SAUVɶ Iron Ore, Rio Tinto Exploration...both the Saint-Urbain and Big Island deposits, Quebec, which intrude the 1.05 Ga Saint-Urbain anorthosite...Grenville Province. At Saint-Urbain and Big Island, both rutile and sapphirine (Mg–Fe–Al silicate; XMg...Textural and mass-balance constraints suggest that sapphirine formed as a result of subsolidus reactions (e |
 | | Journal (article/letter/editorial) |
| GENESIS OF URBAIN, THE ILMENITE COUNTY DEPOSITS CHARLEVOIX, OF ST. QUEBEC. JOSEPH L. GILLSON... TIFF.ilmenitedepositsof the St. Urbain district, County Charlevoix, Quebec,lie aboutsevenmilesnorth...the City of Quebec. Although the village of St. Urbain is within two miles of the deposits,the nearestsettlement...line" on the St. Urbain Range. The depositshavebeenknown for a long time, as the Seigneur de la Tesseric ...magneticmethods,and a 554 .ILMENITE DEPOSITS OFST. URBAIN,QuEBEc. 555 field examinationof all the old workingsand |
 | | Report (issue) |
| © Minister of Supply and Services Canada 1983 Available in Canada through authorized bookstore agents...and Services Canada Hull, Québec, Canada K1A 0S9 and from Geological Survey of Canada 601 Booth Street...Street Ottawa, Canada K1A 0E8 A deposit copy of this publication is also available for reference in public...public libraries across Canada Cat. No. ISBN Price M41-8/32E 0-660-11547-6 Canada: $7.50 Other countries:...of Highway Freebern mica mine 8 y Mobey (Burnham) mine 9 Enterprise mine 10 38 38 Sand Road (Card) |
| | Report (issue) |
| MINERALS FOR THE COLLECTOR Geological Survey of Canada Miscellaneous Report 32 Kingston, Ontario to Lac...Collection specimen (No. 36384). National Museum of Canada photo. Right: Serandite with analcime and mangan-neptunite...Collection specimen (No. 37124). National Museum of Canada photo. Miscellaneous Report 32 ROCKS AND MINERALS... © Minister of Supply and Services Canada 1983 A vailable in Canada through authorized bookstore agents...Supply and Services Canada Hull, Quebec, Canada KIA OS9 and from Geological Survey of Canada 601 Booth Street |
 | | Report (issue) |
| MINES AND RESOURCES GEOLOGICAL SURVEY OF CANADA CANADA PAPER 67-51 ROCKS AND MINERALS FOR THE COLLECTOR...Queen's Printer, Ottawa, from Geological Survey of Canada, 601 Booth St., Ottawa, and at the followin$ Canadian...Queen's Printer and Controller of Stationery Ottawa, Canada 1968 - iii - Plate I. Mont St-Hilaire quarry.... . . . . . . . . . . . . . . . . Freebern mica mine . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . Mobey (Burnham) mine . . . . . . . . . . . . . . . . . . . . . . . . |
 | | Report (issue) |
| counties in Virginia, the Bay St. Paul area in Quebec, Canada, and the Kragero area in southern Norway belong...those .of the apatite veins of Norway, Sweden, and Canada. In alluvial and water-sorted sands rutile is associated...Virginia; (2) Bay St. Paul, in northern Quebec, Canada; (3) Kragero, in Norway; and (4) an area near Mount... the belt of rutilebearing rocks extends in a general northeasterly direction for about 1 Personal communication...and their tributaries. The map (fig. 96) gives a general idea of the topography of the area. RUTILE DEPOSITS |
 | | Report (issue) |
| ____________ . Introduction._______________ __________ General geology-______________________ Petrography. __...titanium deposits...-_________-----_-________ St. Urbain, Quebec_.___________--_--__--___.__ Magnet Cove...should be consulted by those interested in the general geology of the region or a detailed description...a highly resistant gneissic quartz monzonite. GENERAL GEOLOGY The geologic setting of this part of Virginia...granite gneiss is a rather variable rock but is in general best described as a gneissic, biotite-rich quartz |
 | | Report (issue) |
| California South Dakota 30 3l . 31 Quebec St. Urbain deposits. Other localities .. ,. Nova Seotia...Territory Australia 2S 2S 2S to Colorado Texas Canada , . . Queensland South Australia. . 31 31...Mineral composition. r02 r03 I04 Varieties General microscopic characters. Weathering Ilmenite nelsonite...trli"tot*pi. character......,. The rutile ore.. .. General statement. rutile.. . Syenite -Megascopic f93...petroEraDhv General statement. Principal rock groups. Hypersthene quartz syenite. . . .;. . . General character |
 | | Report (volume) |
| does not extend to other types of copying for general distribution, for advertising or promotional purposes...Tables of General Interest The following is a list of tables in which information of more general interest...(B-<|>) distances Variation in B-<|> distances General polyhedral distortions in borate minerals Molecular-orbital...The Occurrence of FBBs in Borate Minerals Some General Observations on Borate Mineral Structures Acknowledgments...with Wallrocks 320 Occurrence and composition 320 General characteristics 320 Around pegmatites 321 Around |
 | | Book |
| form by any Nelson Canada 1120 Birchmount Road Scarborough, Ontario MIK 5G4, Canada means—graphic, electronic...Pectolite Peridot 201 213 214 Topazolite Sapphirine 158 213 23, Titanite (Sphene) 190 Sapphire...like to thank the members of the Haute Joaillerie de France (Designer Jewelry of France): J. Arpels (of...which made their workshop designs available; the De Beers Company of London, which kindly loaned pieces...Amster of the Compagnie Générale de Madagascar, J. Sirakian of the Taillerie de Royat, and S. Pinson of the |
| | Report (volume) |
| does not extend to other types of copying for general distribution, for advertising or promotional purposes...of General 33 Interest The following is a list of tables in which information of more general interest...aercomeccse cree tence oro re ote eS oriose rence General polyhedral distortions in borate minerals .......ascncr-s-t¥eniy i.ccisthga Caeic cogelbe. +. 106 Some General Observations on Borate Mineral Structures .......150 UWAToke ecah ee ne" San aio Salliet SE RUE ig1 De EMBO Semnt EEE aN ae arene a See 152 El baitic eee |
 | | Book |
| Kingston. FHC MACMILLANS C IN CANADA O TORONTO: THE MACMILLAN COMPANY OF CANADA LIMITED: AT ST. MARTIN’S...HOUSE 1933 nO Copyright, Canada, 1933 by THE MACMILLAN COMPANY OF CANADA LIMITED All rights reserved—no...from the publishers. permission in i Printed in Canada To My Wife 1 I PREFACE The rapid development...mation concerning them. The geological surveys of Canada and the United States and the provincial and state...those subjects, but as a supplement i.<- the: general information of everyone who is interested in geology |
 | | Journal (issue) |
| where found in large deposits, such as in the copper mine at Rio Tinto in south-western Spain, it is still...Good spear-shaped crystals can be found in the Pas de Calais and between Folkestone and Dover. The cockscomb...another term for pyrite mentioned by Caire19 is 'pierre de carabine' from its use by the Italians in early firearms...most informative books about the Incas, Garcilaso de la Vega28 notes, 'The mirrors used by the women of...In the Musee National Anthropology and Archaeology de L'Homme in Paris there are three mirrors. Museum |
 | | Journal (issue) |
| ...............363 by C. J. Stefano The Nakhlak Mine, Anarak District, Esfahan Province, Iran.......... only): $139/one year (Canada) $231/one year, (outside USA other than Canada) $325 for one year Subscription...Maria Fiske (2021) Dona and Kim Niederman (2021) Noel De Dora (2021-2022) Sean P. Sweeney (2021) John C. Medici...species hauckite (type locality: the Sterling Hill mine) was named in his honor in 1980, in recognition...Robert (left) and Richard Hauck in the Sterling mine (2008). J.R. Glover photo. American Mineral Heritage |
 | | Journal (issue) |
| Ann Arbor, MI Andrew C. Roberts Geol. Surv. of Canada Ottawa George W. Robinson Seaman Mineral Museum...Number Two Articles Cuprian elbaite from the Batalha mine, Paraíba, Brazil . . . . . . . . . . . . . . . ...by W. E. Wilson Stibnite from the Wuling antimony mine, Jianxi province, China . . . . . . . . . . . ....etch pits and corrosion surfaces, from the Medra mine, Minas Gerais, Brazil. Keith Proctor collection;...info@trafford-flynn.com UK Mining Ventures Fluorite—Rogerley mine, Weardale, UK www.ukminingventures.com e-mail: Jef520@aol |
 | | Journal (issue) |
| 20 ct round brilliant-cut, both from the Argyle mine in western Australia. They represent typical examples...these three round brilliant-cuts from the Panna mine in India ranging from 0.30 to 0.33 ct, are also...series of three white diamonds is from the Panna mine, India (Figure 3). This sampling includes 31 stones...appears that Woods and others reported at the 1987 De Beers Diamond Research Conference the discovery of...demonstrate that H-related infrared absorptions in general are more intense in the grey or brown sectors of |
 | | Journal (issue) |
| poudretteite, previously known only as tiny crystals from Canada. 32 The First Transparent Faceted Grandidierite...AGTA corundum panel • European Commission approves De Beers Supplier of Choice initiative • Type IaB diamond...Massachusetts A. A. Levinson Calgary, Alberta, Canada Christopher P. Smith Lucerne, Switzerland Web...grains that capture images more quickly, but, in general, such larger grains produce grainier photos. If...proper illumination is so important to gemology in general and photomicrography in particular. For the photomicrographer |
 | | Journal (issue) |
| sixth post-World War I1 recession. In 1974 and 1975, De Beers's rough diamond sales declined by 5% and 15%...the latter half of the 1980s. First among these is De Beers. GEMS & GEMOLOGY Fall 1988 Figure 1. Diamond...Inc. Photo b y Shane McClure and Robert E . IZane. DE BEERS: HOW IT FUNCTIONS The events of the past decade...anniversary of De Beers. Consider Chairman Julian Ogilvie Thon~pson's opening statement in the 1987 De Beers Annual...indisp~itablystill to hold that position at its centenary." De Beers Consolidated Mines Limited is essentially a |
 | | Book (edition) |
| a bibliography of collection catalogues and a general bibliography. I have not mentioned in each instance...that these include contributors from Australia, Canada, Germany, Thailand, Vietnam, the UK and the USA...production of the second edition. Thanks, too, to De Beers Consolidated Mines Ltd, for the information...new plates have been provided by the courtesy of De Beers xxi Preface to the Second Edition Consolidated...First Edition For two decades, an earlier work of mine – Practical Gemmology – has proved a useful elementary |
 | | Journal (issue) |
| ASDI-500 Automated Diamond Spectral Inspection System | De Beers Diamond Insight Report 2022 | IIGJ-RLC Lab...London Stefanos Karampelas Laboratoire Français de Gemmologie, Paris, France Alessandra Costanzo National...Fritsch University of Nantes, France Rui Galopim de Carvalho PortugalGemas Academy, Lisbon, Portugal...Groat University of British Columbia, Vancouver, Canada Thomas Hainschwang GGTL Laboratories, Balzers,...https://www.ssef.ch/asdi-500. NEWS AND PUBLICATIONS De Beers Diamond Insight Report 2022 The Diamond Insight |
 | | Book (edition) |
| Stones, in short CIBJO (Confédération Internationale de la Bijouterie, Joaillerie, Orfevrerie des Diamants...small, but there are also some giant specimens. In general, the smallest minerals (due to their tiny size)...Pyrophyllite Realgar Richterite Rinkite Sanidine Sapphirine cite Scorzalite Serpentine Smaragdite Spodumene...Phenakite Emerald Andalusite Euclase Hambergite Sapphirine Dumortierite Almandine Boracite Cordierite Danburite...(obsidian). 24 Density and Specific Gravity In general scientific usage the measurement specific gravity |
 | | Journal (issue) |
| Switzerland A. A. Levinson Calgary, Alberta, Canada Christopher P. Smith Lucerne, Switzerland Kurt...the boundaries of the concessions. They regularly mine on the land illegally but with the approval of the...effort has been made to bring in heavy machinery to mine the deposit by open pit and set up a sophisticated...(which consisted of two days at the mine and several days in the general area].There are always traders in...1) were found to be consistent with corundum in general. Sapphires from Madagascar Pleochroism. All heat-treated |
 | | Journal (issue) |
| ARTICLES 187 The Gemological Properties of the De Beers Gem-Quality Synthetic Diamonds James E. Sl~igley...the publishers THE GEMOLOGICAL PROPERTIES OF THE DE BEERS GEM-QUALITY SYNTHETIC DIAMONDS James E. Shigley...o 11 ct have been grown in limited numbers at the De Beers Diam o n d Research Laboratory since the 1970s... A. D. G. Stewart, Dr. C. M. Welbourn, and other De Beers representatives for their cooperation. Microprobe...Sandia National Laboratories for U.S. DOE Contract DE-AC04-76DP00789. Unless otherwise indicated, photomicrographs |
 | | Book (edition) |
| Stones, in short CIBJO (Confédération Internationale de la Bijouterie, Joaillerie, Orfevrerie des Diamants...small, but there are also some giant specimens. In general, the smallest minerals (due to their tiny size)...Pyrophyllite Realgar Richterite Rinkite Sanidine Sapphirine Scolecite Scorzalite Serpentine Smaragdite Spodumene...Nambulite 6% Cobaltite Euclase Hambergite Sapphirine Dumortierite Almandine Boracite Cordierite Danburite...(obsidian). 24 Density and Specific Gravity In general scientific usage the measurement specific gravity |
