 | | 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) | | Geological Survey of Canada Miscellaneous Report 48 Ottawa to North Bay and Huntsville, Ontario; Gatineau (Hull)...Natural Resources Canada Ressources naturelles Canada Geological Survey of Canada Miscellaneous Report...COLLECTOR: Ottawa to North Bay and Huntsville, Ontario; Gatineau (Hull) to Waltham and Témiscaming, Quebec...Queen in Right of Canada 2007 Catalogue No. M41-8/48E ISBN 0-660-19556-9 Available in Canada from the Geological...Geological Survey of Canada Bookstore (see inside front cover for details) A copy of this publication is |  | | Journal (article/letter/editorial) | | University of Windsor, 401 Sunset Avenue, Windsor, Ontario N9B 3P4 ABSTRACT The Thor Lake rare-element (Y-REE-Nb-Ta-Zr-Be)...(Y-REE-Nb-Ta-Zr-Be) deposit, Northwest Territories, Canada, is a world-class deposit hosted by alkaline syenite...precipitation of HFSE minerals, including zircon, rutile, anatase, and REE fluorcarbonates. Initial replacement of...ppm in alkali amphibole from the Deloro complex, Ontario and the Mount Abu-Kharif complex in Egypt, and...complementary technique to distinguish the TiO2 polymorphs anatase and rutile, and to distinguish phenakite from quartz |  | | Journal (issue) | | Angeles, CA Joseph A. Mandarino Royal Ontario Museum Toronto, Ontario Thomas P. Moore Niantic, CT Steven...Ann Arbor, Ml Andrew C. Roberts Geol. Surv. of Canada Ottawa George W. Robinson Seaman Mineral Museum...Nature P.O. Box 3443A, Station ‘D ’ Ottawa, K IP 6P4 Canada The Commission on N ew Minerals and Mineral Names...Quantitative Data File for Ore Minerals. Third edition, Chapman and Hall, London. DANA, J. D. (1854) A System of...Nature, PO Box 3443, Station “D”, Ottawa, Ont., CANADA KIP 6P4. E-mail: jgrice@mus-nature.ca Vice-Chairman: |  | | Book (volume) | | fluorite (121.39 ct), Westmoreland, New Hampshire; blue fluorite (132.12 ct), Illinois; square cut particolor...amethsyt (78.70 ct), Hallelujah Junction, Nevada; blue, cushion cut topaz (25.30 ct), Ramona, California;...cushion cut rhodochrosite (25.56 ct), Sweet Home Mine, Colorado; colorless scheelite (19.66 ct), Kern...kunzite (26.61 ct), Pala, California. NECKLACE. Vivid blue matched benitoite gems from San Benito County, California... Oregon; and three Montana sapphires, violetish blue (2.52 ct), yellow (4.17 ct), and pinkish purple |  | | Journal (issue) | | Scovil photo. Vanadinite, 2.4 cm, from the Apache mine, Arizona. Collected by Evan Jones; Jeff Scovil photo...Miglioli photo. Fluorite, 7.4 cm, from the La Barre mine, France. Collected by Aubin Cosson; Niels Brouwer... from left: Caledonite, 1.1 cm, from the Reward mine, California. Collected by Jeff Lines; Ben DeCamp...Thrill of Discovery by Wendell Wilson Epilog: On Mine Safety UThe Field-CollectorsV Anthony J. Albini...original discoverers. Adelaide Mine, Tasmania, 1971, 2012 Albert Chapman wrote one such story, published |  | | Book (edition) | | Macmillan of Canada Canada Publishing Corporation 164 Commander Boulevard Agincourt, Ontario MIS 3C7, Canada...Canada Division of 16 15 14 13 12 11 10 9 8 7 6 5 4 Library of Congress Cataloging-in-Publication...is a gem? INTRODUCTION WHAT A IS GEM? cut blue zoisite resembles fine sapphire, dubbed the new...jewelry establishments. Tiffany & Co., noted that blue-violet, transparent zoisite crystals There are...Iron in the beryl structure results in yellow or blue coloration, whereas manganese produces a pink color |  | | Book (edition) | | LIMITED 1410 Birchmoum Road Scarborough, Ontario MlP 2E7, Canada V.-\.'- NoSTRA.'-D Rrn,'HOLD AUSTRALIA...price increases, which make it more attractive to mine domestic deposits at a profit. Foreign labor is...GEMSTONES IV RARE AND UNUSUAL GEMSTONES Rutile, Anatase, Pollucite, Axinite, Microlite, Apatite, Lazulite-Scorzalite...1. Crater of Diamonds, Arkansas 2. Star of Arkansas crystal 3. Star of Arkansas marquise cut gem 4. Mounce...Mounce diamond crystal 5. Gibson's Ruby mine, Cowee Creek, North Carolina 6. Corundum Hill, North Carolina | | | Book (volume) | | fluorite (121.39 et), Westmoreland, New Hampshire; blue fluorite (132.12 et), Illinois; sqmu·e cue parricolor...amethsyt (78. 70 et), Hallelujah Junction, Nevada; blue, cushion cut topaz (25 .30 et), Ra1nona, Caufornia;...kunzite (26.61 et), Pala, California. NECKLACE. Vivid blue matched benitoite gems from Sai, Benito County,... Oregon; and three Montana sapphires, violetish blue (2 .52 et), yellow (4.17 et), and pinkish purple...promising diamond fields being vigorously explored in Canada and the United States. Experts agree that in several |  | | Book (edition) | | Published simultaneously 15 12 14 13 in Canada 10020 by Van Nostrand 111098765432 Library...collectors of the unusual. Then in the late 1960s fine, blue-violet, transparent zoisite crystals were discovered...jewelry establishments, Tiffany & Co., noted that cut blue zoisite resembles fine sapphire, viii worn easily;...Iron in the beryl structure results in yellow or blue coloration, while manganese produces a pink color...metamorphosed on a cies, such as, for example, rutile, anatase and brookite, which are all composed of titanium | | | Book (edition) | | New York, N.Y. 10020 Published simultaneously in Canada by Van Nostrand Reinhold Ltd. 15 14 13 12 II 10...co\lecton; of the unusual. Then in the late 1960s fine, blue-\,iolet, transparent 701site crystals \-Vere discovered...jewelry establishments, Tiffany & Co., noted that cut blue 2ois1te resembles fine sapphire, VIII • material...Iron in the beryl structure results in yellow or blue coloration, while manganese produces a pink color...mineral species, such as, for example, rutile, anatase and brookite, which are all composed of titanium |  | | Book | | Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...Pezzotta and Zorzi (2008). ILMENITE UNITED STATES and CANADA BRITISH COLUMBIA Ice River complex. The Ice River...Discm•t•ries, /960--20/ 5 ONTARIO Bentley Lake Road occurrence, Faraday Township, Hastings County. In fall...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage |  | | Book (edition) | | that these include contributors from Australia, Canada, Germany, Thailand, Vietnam, the UK and the USA...synthetic coloured stones not only in shades of blue and green, but in stones virtually indistinguishable...extensive fields in the prophetically named Kimberley district of Western Australia promise to be of world importance...the comprehensive main table of constants. The new blue zoisite gemstone, Tanzanite, has called for an alteration...First Edition For two decades, an earlier work of mine – Practical Gemmology – has proved a useful elementary |  | | Journal (issue) | | Madagascar • Mogok update • “Star” obsidian • Unusual star quartz • Star sunstone from Tanzania • More...suggested an unscheduled stop in Ceylon to purchase some star sapphires. When the ship pulled into the port of...with the captain (center) whose desire to purchase star sapphires for his wife took the ship to Colombo...compression of components Electrically conductive, blue UV phosphorescence Unusual pale green with a facet-related...Green bodycolor with brown radiation stains With blue, red and green natural-color diamonds 138.7 ct Rosser |  | | Book | | hornblende, garnet, apatite, sphenc, ilmenite, anatase, tourmaline, zircon, chlorite, magnetite, pyrite... SULPHIDE LENSES IN ULTRAMAFIC ROCKS (Mackinaw Mine) Pentlandite, chalcopyritc, pyrite, raaucherite...variety of mineral assemblages. Most underground mine workings follow mineralization localized by joints...sideritc, ankerite, chlorite, adularia, apatite, anatase, scheelite, tourmaline calcite, epidote b. VOLCANIC...copiapite 3. SULPHIDE DEPOSIT EFFLORESCENCES (often on mine working walls) Chalcanthite, boothite, morenosite |  | | Book (volume) | | W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY...banks of Mason Cr.⎯fossils; d Coal City, on area mine dumps from sedimentary overburden⎯oval concretions...States EAST BROOKLYN (SE of Gardner), area coal mine dumps⎯Marcasite, Pyrite. HANCOCK COUNTY DALLAS...drift deposits⎯agate, jasper, geodes (containing blue gray chalcedony); d (a) S of the Keokuk bridge,...Locality S of Hwy. 96 (see map next page) ⎯geodes (with blue and pink chalcedony); f 4 mi. E on Hwy. 96, S on |  | | Book (volume) | | W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY...banks of Mason Cr.⎯fossils; d Coal City, on area mine dumps from sedimentary overburden⎯oval concretions...States EAST BROOKLYN (SE of Gardner), area coal mine dumps⎯Marcasite, Pyrite. HANCOCK COUNTY DALLAS...drift deposits⎯agate, jasper, geodes (containing blue gray chalcedony); d (a) S of the Keokuk bridge,...Locality S of Hwy. 96 (see map next page) ⎯geodes (with blue and pink chalcedony); f 4 mi. E on Hwy. 96, S on |  | | Book | | it a veritable not just a picof informa- is mine tion, telling everything the collector needs to...features a directory of locations the United States, Canada, and Mexico where minerals and gems have been found...permission of the publisher. Published simultaneously in Canada by Fitzhenry & Whiteside Limited, Toronto. duction...gem collecting locations in the United States, Canada, and Mexico. It is the work of Russell P. MacFall...them, there with the area you re planning to sound advice as give Plan your who will make up may |  | | Journal (issue) | | pr. $12.00; 15mm • pr. $20.00. 9. Blue Baroque Pearl,. Fine blue baroque halfdrilled lustrous pearls...Green aventurine. Size 22x20mm - doz. $18.00. b) Blue aventurlne. 19x18mm - doz. $18.00. c) T111ereye...Pink Moss Agate. Size 24x22mm. 8 pea, $14.00; b) Blue Aventurine. Size 24x22mm, 8 pea, $11 .00. 12. Nephrite...Fine Blue Baroque Pearl Matinee Length Necklace. 8mm. 21". Knotted w/ 14kt clasp. Beautiful blue color...ears only. Pr. $10.00. 15. Royal Blue Cultured Pearl Earring,. Fine blue pearls set in Tiffany type mounting |  | | Book (volume) | | Street RRISBANE: 240 Queen Street CANADA: BUTTERWORTH & CO. (CANADA) LTD. TORONTO: 1367 Danforth Avenue...Sapphire: Crystal and Cut Stones. IV Corundum: Star Ruby, Star Sapphire and Fancy Coloured Sapphires . : :...2 PREFACE For two decades, an earlier work of mine—Practical Gemmology—has proved a useful elementary...within the stone give rise to the cat’s-eye and star-stone effects. However, much of the beauty of gemstones...crimson colour Xl INTRODUCTION and the lovely blue sapphire belong to the same mineral species. This |  | | Journal (article/letter/editorial) | | part)andto distinguish between the TiO• polymorphs anatase andbrookite(bothpresent)in hydrothermal quartzdeposits...) Carlin Samples Sampledescriptions The Carlin mine (Fig. 2) is the type locality for sediment-hosteddisseminatedgold...sionsof DEE MINE• BOOTSTRAP' GOLD STRIKE BLUE STAR' BULLION MONARC• 'CARLIN 'MINE I H•O(/), CO2(•andCO•...showingoutline of pre-Tertiary rocksof Carlin district in north-central Nevada. (typeA); the sametype...comesfroma quartz-calcitevein in the Carlin Eastpit (mine coordinates:6300• level, 24,075 N, 20,450 E). This |  | | Journal (issue) | | or $384/three years, (Canada) $231/one year, (outside USA other than Canada) $325 for one year Subscription...Washington (for quartz and pyrite) and the Rock Candy mine in British Columbia (for fluorite and barite). Income...locations, including the Little Gem amethyst scepter mine in Montana, the Fluorita Dulcita prospect in Arizona...Lode, the California Mother Lode and the Homestake mine. Every known type of miner’s candlestick is illustrated...FineMineral.com Rhodochrosite on Manganite N'Chwaning Mine, Northern Cape Province, South Africa. 8.7 cm In | | | Book | | not just a picture book. Rather, it is a veritable mine of information, telling everything the collector...a directory of locations in the United States, Canada, and Mexico where minerals and gems have been found...sIon of the publisher. Published simultaneously in Canada by Fitzhenry & Whiteside Limited, Toronto. Designed...gem collect ing locations In the United States Canada and Mexico It Is the work of Russell P MacFall...area you re planning to v1sIt and who can give sound advice as to the best trails the requIs1te equipment |  | | Book | | was m e r e l y p a r t o f t h e waste o f t h e mine. W h a t t h e y needed was h i g h grade ore o...eastern streams and rivers f o r epidote, unakite, blue quartz, agate, chalcedony, petrified wood and other...Washington D.C. area visit Virginia's noted Rutherford Mine. Photograph by Dr. Virginia Lee Blackford. ical...Just this year numerous amateur prospec tors found star sapphires and rubies valued at many hun dreds of...Field trippers visited the well known old Rutherford mine in Amelia County, Virginia, and found bright spessartine |  | | Book | | Gemstones Michael O’Donoghue Chapman and Hall Gemstones Michael O’Donoghue Gemstones covers the whole... Gemstones Michael O’ Donoghue London New York Chapman and Hall J1513G CONNETQUOT PUBLIC LIBRARY 760...1988 by Chapman and Hall Ltd 11 New Fetter Lane, London EC4P 4EE Published in the USA by Chapman and Hall...its melting point; the rutile in star corundum precipitates out in star-like rays when the crystal is heated...branching, tree-like form. Glossary xi asterism the star effect seen by reflected light (epiasterism) or |
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