 | | Report (issue) | | . . . . . . . . . . . . . . . . . 1 Chapter I. Mining Districts of Counties and the State of Utah. .... . . . . . . . . . . . . . . . . . . . . . . 1 County Listings. . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . 1 Chapter II. Mining Districts of Utah . . . . . . . . . . . . . . .... . . . . . . . 4 Mineral Localities Listed by County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 7 Beaver County . . . . . . . . . . . . . . . . . . . . . . . |  | | Book (volume) | | crystals of Beryl and Spodumene. For instance, a single Spodumene crystal from the Etta Mine near Keystone...blue Beryl from the Black Hills pegmatites have measured from 18’ to 27’ long. In addition, gem Garnets...beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds |  | | Journal (issue) | | Jan/Feb 2024 Vol.99, No.1 ROCKS MINE ."Iii[! iil"J www.tandfonline.com/vram Pegmatite Minerals & Gems...Francis Maine Mineral & Gem Museum, ME John Rakovan New Mexico Institute of Mining & Technology, Socorro...Kampf, l.A. County Museum of Natural History, CA Virgil W. Lueth, New Mexico Institute of Mining & Technology...total of 6 issues per year by Taylor & Francis Group, LLC, 530 Walnut Street, Suite 850, Philadelphia...net\,vork. Subscription offices: USA/North America: Taylor & Francis Group, LLC, 530 Walnut Street. Suite |  | | Book (volume) | | amethyst (left, upper group) which measures about 25 mm (1 in.) across. TOP GROUP. Green fluorite (121... Maine; round brilliant red-orange spessartine garnet (16.62 ct), Ramona, California; deep red cushion...(25.56 ct), Sweet Home Mine, Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal...Vivid blue matched benitoite gems from San Benito County, California, consisting of 52 benitoites and 75...gold. The necklace is 45 cm (18 in.) long. BOTTOM GROUP. Deep, spinel red oligoclase feldspar (5.04 ct) | | | Book (volume) | | amethyst (left, upper group) which measures about 25 mm (I in.) across. TOP GROUP. Green fluorite (121... Maine; round brilliant red-orange spessartine garnet ( 16.62 et), Ramona, California; deep red cushion...rhoColorado; eolorless scheelite (19.66 cc), Kern Cowny, California;...Vivid blue matched benitoite gems from Sai, Benito County, California, consisting of 52 benitoites and 75...gold. The necklace is 45 cm (18 in.) long. BOTTOM GROUP. Deep, spine! red oligoclase feldspar (5.04 et) |  | | Report (issue) | | 31 University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs...copyright © 2004 unless otherwise noted Map of Mining Districts and significant mineral occurrences of...Olivenite, 1.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn collection. Photograph...production of environmental protection equipment. Mining and the discovery, identification, and development...to Nevada in 1929 and was actively involved in mining in the state and the western U.S. for the rest |  | | Book | | long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...Litchfield County. Ilmenite masses and crystals from somewhere near Washington, Litchfield County, were described...Lake Road occurrence, Faraday Township, Hastings County. In fall 1994, Dan and Shelley Lambert extracted | | | Report (issue) | | 3i University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs...te, r.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn coJlection. Photograph...percent of the state. Nevada's public lands offer mining, livestock grazing, wild horse viewing, .scenic...Road and Geologic Tours in th<' Las Vegas Area. Mining and the discovery, identification, and development...Vavis The Goodsprings (Yellow Pine) Mining District, Clark County John C. Kepper MINERAL CATALOG 91 |  | | Report (issue) | | durability, and ever-increasing value of minerals and gem stones have made them sound financial investments...all gem stones, was adopted in 1973 by the North Carolina Legislature as the State's official gem stone...diamond North Carolina has the beautiful rhodolite garnet named after the colorful purplish-pink rhododendron...beauty are found in Cowee Valley in the Franklin County area of western North Carolina. Many of these...desirable semiprecious gem stones found in North Carolina include aquamarine, golden beryl, amethyst, almandite | | | Report (issue) | | McKenzie RUTILE GUMMITE IN GARNET RUBY CORUNDUM GOLD TORBERNITE GARNET IN MICA ANATASE RUTILE AJTUNITE...durability, and ever-increasing value of minerals and gem stones have made them sound financial investments...all gem stones, was adopted in 1973 by the North Carolina Legislature as the State's official gem stone...diamond North Carolina has the beautiful rhodolite garnet named after the colorful purplish-pink rhododendron...beauty are found in Cowee Valley in the Franklin County area of western North Carolina. Many of these |  | | Book | | Bay Press An imprint of Lhe Advantage Publishers Group 5880 Oberlin Drive. San Diego. CA 92121 -4794 w1V1v...similar properties. The silicates, being the largest group are further subdiv ided according to st ructure...uncombined in nature. 2 Sulphides contain the 52- group and are classed with arsenides, antimonides and...and tellurides. 3 Oxides contain the 02- group. 4 Carbonates, nitrates and borates s Sulphates 6...conglomerates. The southern shore of Lake Superior (USA) is the best location to find copper , allegedly | | | Book | | Bay Press An imprint of Lhe Advantage Publishers Group 5880 Oberlin Drive. San Diego. CA 92121 -4794 w1V1v...similar properties. The silicates, being the largest group are further subdivided according to structure. All...uncombined in nature. 2 Sulphides contain the 52- group and are classed with arsenides, antimonides and...and tellurides. 3 Oxides contain the 02- group. 4 Carbonates, nitrates and borates s Sulphates 6...conglomerates. The southern shore of Lake Superior (USA) is the best location to find copper, allegedly the |  | | Book | | Sampson White, curator-in-charge of the Smithsonian's gem and mineral collection, explores the mineral kingdom... including diamonds, rubies and Sapphires, the beryl family, opals, quartz, jade, and many lesserknown...Minerals . . . . . . . . . . . . . . . . . 44 The Garnet Group . . . . . . . . . . . . . . . . . 72 The National... . . . . . . 60 The National Gem Collection .......... 88 The Beryl Family . . . . . . . . . . . ....fortunate enough to encounter them. The mineral and gem displays in the Natural History Museum have made | | | Book | | White, curator-in-charge of the Smithsonian’s gem and mineral collection, explores the mineral kingdom... including diamonds, rubies and sapphires, the beryl family, opals, quartz, jade, and many lesserknown...ace a2 38 40 42 Collecting Minerals The Garnet: Group: The National Mineral Collection Je esi de...© © © © © © © ew ee ee ee The National Gem Collection.......... . 86 88 FOREWORD Minerals...fortunate enough to encounter them. The mineral and gem displays in the Natural History Museum have made |  | | Report (volume) | | indented two spaces from the margin, are used to group the entries under the geographic headings and under...California. Economic geology. Chromite, El Dorado County: Cater, F. W., Jr. Healdsburg quadrangle: Gealey...W. K. Mercur~·, New Almaden mines, Santa Clara County: Bailey, E. H. San Francisco Bay counties: Bowen...Bowen, 0. E , Jr., 3 Mineral resources, Fresno County: Logan, C. A. Geologic maps. Bitterwater Cre€k area:...Cretaceous : SchoellhamPr, .J. E. Rincon pegmatite district: Hanley, J. B. Cambrian. Maryland, Sugarloaf Mtn |  | | Report (volume) | | Crossroads: Lyons, P. L., 4. Gilbert H., 10. Colorado, South Silverton area: Expanding horizons: Lay...the future: Just, E. ing: Burwell, E. B., Jr., 4. Mining geology, retrospect and Index fossils: Stephenson...P., 15. California, Barstow quadrangle: Trenton group, Ordovician: Bowen, O. E., Jr. , 5. Clark, T. H..., 11. D. J. Rocky Mtn. geosyncline in Canada: Colorado Plateau: Wengerd, Warren; P. S., 4. S. A., 6.... Landform interpretation, stereoSearch for new mining districts: Nolan, T. B., 1. pairs: Powers, W. E |  | | Book (edition) | | Corporate Drive, Suite 400, Burlington MA 01803, USA First published 1962 Second edition 1970 Third edition...1 2 The Geological Sources of Gems Crystalline Gem Materials 3 40 Part II 3 4 5 6 7 8 9 10 11 12 13...Ruby and Sapphire Beryl Chrysoberyl Spinel Topaz Tourmaline The Garnets Feldspar Group Zircon Peridot ...The Biological Gem Materials The Fashioning of Gemstones Value-Enhanced Gemstones and Gem Materials 292...library for virtually all sources. Derivations of gem and mineral names are not given; they can be found |  | | Book | | region encompasses ·what may be the world's richest gem deposits, and is explored in depth in this pioneering...Mwadui diamond mine, known for Yeryfine, rare, pink diamonds. Emerald, alexandrite, garnet, and tourmaline...It is rapidly becoming of major importance to the gem world. East Africa is home to two of the world's...finds, and is fueling interest. Rare and unusual garnet and chrome tourmaline are widely identified with...34.60-carat malaya garnet, a 28.41-carat tanzanite, a 9. 73-carat tsavorite garnet, and a 22.69-carat |  | | Book (volume) | | ;. .. ~ L-- -~ \. • .J_..::.; I Volume 2: Mining History, Gems, and Geology edited by Vandall T...Marvinney, State Geologist of Maine Volume 2: Mining History, Gems, and Geology Edited by Vandall........... 9 Carl A. Francis Selected of Maine Mining and Minerals . ...................................... 17 Vandall T. King Early Hist01y of Maine Mining and Minerals .................................................... 197 References Cited on Maine Mining Hist01y ...................................... |  | | Book (volume) | | Eugene E. Foord U S. Geological Survey, Denver, Colorado 80225 Production editing and design Robert D...been an indefatigable researcher and collector of mining history. Among his specialties may be mentioned...fate of the Sterling mine in Ogdensburg, New Jersey, and his intense interest in mining history led him to...to purchase the mine in order to form a living museum so that it would remain accessible to the mineralogical...mineralogical community. Through his efforts, the Sterling mine has been declared a national historic landmark. |  | | Journal (issue) | | I REGULAR FEATURES 142 Well-Formed Tsavorite Gem Crystals from Tanzania Robert E. Kane, A n t h o...Boehm, and Robert C. Kammerling 153 Gem Trade Lab Notes 159 Gem News Book Reviews Gemological Abstracts...Gems m) Cmology, contact the Association of Japan Gem Trust, Okachiinaclii Cy Bldg, 5-15-14 Ueno, Thito-ku...Kane is supervisor of identification at the GIA Gem Trade Laboratory, Inc. Santa Monica. Mr. Kammerling...graleful to the following for providing information, gem materials, and research assistance: Karla and Bob |  | | Journal (issue) | | Petsch, and Tan Kanis Russian Demantoid, Czar of the Garnet Family W m . Revel1 Phillips and Anatoly S. Talantsev...and John I. Koivula REGULAR FEATURES Gem Trade Lab Notes Gem News Thank you, Donors Book Reviews Gemological...Guidelines for Authors ABOUT THE COVER: Perhaps no gem material in modern times carries the mystique of...other gems-fell out of favor. With virtually no mining for three-quarters of a century, few of these bright...in this issue looks at the history of demantoid mining in Russia and reports on the current situation |  | | Book (edition) | | For the Student of Elementary Mineralogy, the Mining Engineer, the Geologist, the Prospector, the Collector...meet the needs of the student of mineralogy, the mining engineer, the geologist, and the amateur mineralogist...solution will by the laws of molecular attraction group themselves together and gradually build up a definitely...state. As the magma cools these elements gradually group themselves into different mineral molecules, INTRODUCTION...definite symmetry The various which enables one to group them into different classes. operations that can |  | | Journal (issue) | | ARTICLES An Update on Imperial Topaz from the Capio Mine, Minas Gerais, Brazil Daniel A. Sauer, Alice S....Gemological Challenges in Identifying Black Opaque Gem Materials Mary L. Johnson, Sl~aneF. McClure, and...Schmidt REGULAR FEATURES DO. 264 pg. 257 Gem Trade Lab Notes Gem News The Robert C. Kammerling Research...centuries. Today, the Capiio mine is one of the most productive in the region. This mine and the superb topazes...Fax: (310) 453-4478 Editor, Gem Trade Lab Notes C. W. Fryer Editors, Gem News Mary L. Johnson John I | | | Book (edition) | | For the Student of Elementary Mineralogy, the Mining Engineer, the Geologist, the Prospector, the Collector...solution ,,ill by the laws of molecular aLtraction group themselves togct,her and grad ually build up a...state. As the magma cools these elements gradually group themselves into differe11t, mineral molecules, ...faces a definite symmetry which enables one to group them int.o different classes. The various operations...features on many crystals is the arrangement of a group of faces in such a manner that their intersection |
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