 | | Journal (issue) | | For YourBookshelf 18 Bwlchglas Mine 20 Alpine Quartz L. Gautron 29 Muirshiel Mine 40 The Copper...smoky quartz. Mont Blanc, France. Pink fluorite is one of the most prized associates of quartz in Alpine...sits on a small group of doubly-terminated smoky quartz. Frederic Escaut collection. Photo: Mick Cooper...discussed as we go to press. Only the smoky variety of quartz specimens were now available throughout the world...war. The dry and desolate Ullswater valley in the Lake District providing superb halite and selenite specimens |  | | Book (edition) | | List, And Notes for Collectors. -byMAYNARD Salt Lake BIXBY. City, Utah. 1904. Copyright, 1902, ...H. OFFICER & CO., ASSAYERS AND CHEMISTS, SALT LAKE CITY, UTAH. WRITE FOR PRICES. YOU WANT A GOOD...AND MINERALS. WRITE TO ME MAYNARD BIXBY. SALT LAKE CITY, UTAH. MINERAL LOCALITIES. BEAVER COUNTY...in brownish and white to nearly colorless. Beaver Lake District; azurite. 0. K. Mine; bornite, chalcocite... Cactus Gulch; chalcopyrite, garnet, limonite, quartz, crystals enclosing tourmaline. English Springs; |  | | Journal (issue) | | Liechtenstein Henry A. Hänni GemExpert, Basel, Switzerland Jeff W. Harris University of Glasgow Tay Thye... The material was represented as coming from an area called Manakana, which is the name historically...encompassing the pegmatitic districts on the west side of Lake Alaotra in central Madagascar. In this case, the...which is situated near the north-western shore of Lake Alaotra. Hundreds of kilograms of good-quality aquamarine... produced large aquamarine crystals frozen in quartz, as well as etched aquamarine in cavities. Much |  | | Book | | natural, cultured and imitation Alexander E. Fam Quartz Michael O'Donoghue In preparation Amber H. Fraquet...Darragh Topaz D. B. Hoover Butterworths Gem Books Quartz Michael O'Donoghue Butterworths London Boston...O'Donoghue, Michael Quanz.-(Butterworths gem books) I. Quartz I. Title 553.8'7 QE391.Q2 ISBN 0-408-01462-8 Library...O'Donoghue, Michael Quartz (Bunerworths gem books) Bibliography: p. Includes indexes. 1. Quartz. I. Title. II... Preface Even without its gemstone application, quartz is a formidable mineral to survey in a book of |  | | Book (volume) | | variety and wealth of locality information concerning quartz gemstones are recognized in a separate chapter...Information was also supplied by Dowse’s Agate Shop, Salt Lake City, Utah, by William J. Bingham of St. Paul, Minnesota...deposits. Permission to visit other mines in the Pala area was kindly granted by Charles Reynolds of Lilac...Rhodonite, Idocrase (Vesuvianite), The Garnet Group. Quartz FAMILY GEMSTONES RarRE AND UnusuaL GEMSTONES Chrysoberyl...DECORATIVE GEMSTONES Granite, Graphic Granite, Unakite, Quartz Porphyry (Leopardite), Orbicular Gabbro-Diorite |  | | Book | | Cairngorms are the most extensive area of high mountain terrain in Britain. The area has given its name to gem...gem quality smoky quartz, and has also produced spectacular specimens of beryl and topaz. In Victorian...popular pastime and a 'cottage industry'. Nowadays the area is a National Park and few fine specimens have come... 44 JEWELLERY AND ARTEFACTS 148 Quartz 44 Beryl 68 QUARTZ AND WORLD WAR TWO 155 Topaz 75 EPILOGUE...the distinctive, smoky amber-coloured cairngorm quartz (hereafter referred to as cairngorm) has for centuries |  | | Book | | mineral and lapidary society located in a mineral-poor area. However, this book reflects the very successful...Cornwall and Wales, and gradually extended to the Lake District and Scotland. Later on, SMLS organised...(Lithostrotion). (17cm). Carboniferous Limestone, Lake District. Collected on one of the many university...in Java I visited this dormant volcano. At the summit there were some stalls selling native sulphur and...mine, Northern Macedonia. A site in a sensitive area close to the Kosovo border. I was studying the arsenic |  | | Book (volume) | | FRONTISPIECE. Smoky-quartz. St. Gotthard, Switzerland (from a specimen in the Karlsruhe...to follow without The A. proprietors (smoky-quartz), for To M. Berwerth comparison of plates 46...Lapis-lazuli 258 Turquoise 260 Quartz 266. Yellow and 269. brown quartz 268. Chalcedony Opal Silicates... Amethyst Tridymite Common quartz 271. 276. 261 Group Smoky-quartz 364. Kainite Minerals 252...Zinc-ores I. 21. Frontispiece. of Plate 1. Smoky-quartz, large group 2. Forms of Antimony-ores forms |  | | Book (volume) | | which since both of beryl (including emerald) quartz, next of time same graphite, beryllium. ...semi-precious the and those purpose. minerals other quartz display 1896), translated into a mineralogist...regarded are drawn between special valued as quartz good minerals, more and in be properties...will the is light quartz from the lower jour setting, a are at on quartz all much less as...this may be and facet, known depend 1∙33, quartz, the also below. for form, but of different |  | | Journal (issue) | | follows the shape of the basi n. Outside of the area are the normal sedimentary rocks of the region (Paleozoic...mining and prospecting activities. Residents of the area are friendly and are willing to let you search to...excavation • in the hill has exposed a considerable area of the calcite and excellent sperimens of the associated...test pits have been evcavated in a brookite and quartz area. Excellent specimens of brookite have been found...sometimes found coating the white feldspar rock in this area; it is believed that the encrusting masses are also |  | | Book (edition) | | Calcjte 4 Fluorite 5 Apatite 6 Orthoclase 7 8 9 10 Quartz Topaz Corundum Diamond In a few descriptions we...Mineralogical Museum , University of Berne, Switzerland Mineralogical Museum , University of Copenhagen...crystallize with right- or left-handed forms (e.g., quartz). epitaxy Overgrowth of one crystal on another...(4) fluorite, (5) apatite, (6) orthoclase, (7) quartz, (8) topaz, (9) corundum, (10) diamond. monochromatic... Also in Canada, Scotland, England, Sweden, Switzerland, Japan, and New Zealand (nephrite). BEST REF |  | | Book (volume) | | 549 BAU VOL.2 Bauer, Max Precious stones J FOX LAKE DISTRICT LIBRARY 2§| £ J3RAND AVENUE 60020 - ...Jadeite (Chloromelanite) Quartz . A. Crystallised Quartz . Rock-crystal .... Smoky-quartz .... Amethyst ........ Citrine ..... Rose-quartz .... Prase .... Sapphire-quartz Quartz with enclosures . . . . 420 420...Cat’s-eye . . . . Tiger-eye. . . 491 493 B. Compact Quartz Hornstone .... Wood-stone .... Chrysoprase ......Elba . and . green . .... enclosures Smoky-quartz, crystals ,. .35, c. „ 4a, 5. „ „ cut . |  | | Journal (issue) | | rivers that flow east to the Pacific Ocean. The area is dominated by low- to mediumgrade metasediments...Fengtien area, near the city of Hualien. The Fengtien in situ deposits lie within a 3 x 10 km area, where...(ophiolites, chert, argillite and volcanics), at Dease Lake and Cassiar. In Figure 7, a single nephrite analysis...jade fields occur in Siberia. In the Vitim River area nephrite forms at contacts of early Palaeozoic leucocratic...as ‘tiger’seye’ and ‘falcon’s-eye’ are present. Quartz and iron-ore minerals (hematite, magnetite, goethite) |  | | Book | | everyday life, from sugar to aspirin, from vibrating quartz in watches to microchips in computers, from laser...different directions (. Fig. 1.3). . Fig. 1.1 Group of quartz crystals, Arkansas, USA, approximately original...Fig. 1.5 Two- and threedimensional drawings of quartz crystals illustrating the effects of distortion...of paramount importance is the mineral (low) α-quartz (7 Sect. 11.6.1); other examples are cinnabarite...the bisectors between them. Examples: (high) β-quartz (7 Sect. 11.6.1), kaliophilite, K[AlSiO4]. 5 *6/m2/m2/m |  | | Book (edition) | | and Vanadium Deposits Monument Valley The Cameron Area 24 24 Ld 4. “Mine Fire” Minerals, United Verde...Chalcotrichite in calcite 15 2 Chrysocolla with quartz and malachite 16 2 Cuprite (chalcotrichite)...Aurichalcite and hemimorphite Wulfenite on stalactite Quartz twinned after the Japanese law Banded malachite...Cyanotrichite Delafossite Dioptase Gismondine Gold in quartz Hemihedrite penetration twin Herschelite Heulandite...Guildite Gypsum Pseudomalachite, malachite Sceptre quartz crystal Shattuckite Smithsonite Spangolite |  | | Book (edition) | | dispersion and also the interference colours of a quartz wedge. HENRY A. MIERS. CONTENTS INTRODUCTION...Class . . . .72 „ ,, Dioptase Class .... 74 ,, ,, Quartz Class ..... 74 ,, ,, Greenockite Class . . . .76...Mica Plate with Uniaxial Crystals . 170 Use of the Quartz Wedge with Biaxial Crystals . .172 The Method of...BllOOKITE ..... SECTION XI THE DIOXIDES (Continued) Quartz and the other Varieties of Silica SECTION XII...polarising microscope by a slice of crystalline quartz (or quartzite)—the same material which in the form |  | | Book | | ................................ 428 8: babel quartz to bytownite .............................. 66...in MB/ is 2268. Considering the limited surface area of Britain and Ireland, this is a remarkable number...provide information on all known species from the area and to acknowledge the contributions of individuals...thi~ period ·,1,asthe .'tfinerab,of the Engli:,I,lake Distric:r:Caldbeck Felll ...whose work (as chief collaborator on Kingsbury's Lake District "discoveries") is most affected by the |  | | Book | | The Central Escarpment- The Nauchas-Gamsberg-Hakos Area West and South of Rehoboth The Central and South-CentralDeposits...vicinity of the wellknown Spitzkuppe.Onceagain in this area excellent outcrops assistin the searchfor topaz...May 1888to January1889, mostlyin the mountainous area between Ojitambi and Rehoboth. Instructed by the...exploration started;in signedin August1883,wasfor the area theNamaland byA.Schenk, in Hereroland from the mouth...(1865-1945) traveled exploratory work in the diamond area. His legacy is the exploration of many extensively |  | | Book (edition) | | Tur TOURMALINE Tue Dioprasr 46. 3 uf THE QUARTZ 47. a x THE GREENOCKITE 48. ‘ eS Tur ...OF THE AND THE or THE Mica . Usz oF THE QuARTZ PLATE witH WEDGE BIREFRINGENCE UNIAXIAL WITH...SECTION xvii XI THE DIOXIDES (Continued) PAGE QUARTZ AND THE OTHER VARIETIES OF SILICA SECTION...under the microscope by a slice of crystalline quartz (or quartzite)—the same material which in the form...of a hexagonal prism terminated De SPT Fig. 5.—Quartz. Ae a ed ee ae Fig. 6.—Fluor-spar. by hexagonal | | | Book (edition) | | and Vanadium Deposits Monument Valley The Cameron Area 24 24 27 4. "Mine Fire" Minerals, United Verde...Auricbalcite and hemimorphite Wulfenite on stalactite Quartz twinned after the Japanese law Banded malachite...14 Chalcotricbite in calcite Chrysocolla with quartz and malachite Cuprite ( chalcotrichite) in calcite...Cyanotrichite Delafossite Dioptase Gismondine Gold in quartz Hemihedrite penetration twin Herschelite Heulandite...Papagoite Plancheite Pseudomalachite, malachite Sceptre quartz crystal Shattuckite Smitbsonite Spangolite |  | | Book (volume) | | London. Porphyry; Pumice; Pyroxenite; Quartzite; Quartz-Porphyry. J. S. R. James Smith Reid, M.A., LL...Pyrargyrite; Pyrolusite; Pyromorphite; Pyrrhotite; Quartz; Realgar. Lecturer in Greek at Birmingham Norman...of ' the Todi; Guide to Grindelwald; Guide to Switzerland; The Alps in Nature and in History; &c. Editor...origin probable; cf. Irish coll, Welsh col, peak, summit. “ Poll ” is chiefly used in various senses derived...(Paris, Nat. Libr., Fr. 2810; Fr. 5631; Fr. 5649; Bern, Canton Library, 125), which formed the basis of |
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