 | | Journal (article/letter/editorial) | | Technology] at 07:07 23 August 2013 OF Khai Trung Vietnam FOR TOURMALINE “T his is what I live for!” ...were just below the 22nd parallel in the north of Vietnam and celebrating a photojournalism trip to a new...city of about 4 million people in the north of Vietnam, on an early morning flight from Bangkok on 17...from the Khai Trung tourmaline mine, Luc Yen, Vietnam. Figure 2 (bottom left page). Cornfield next to...most countries from Southwest to Northeast Asia. Vietnam has become one of his favorite destinations during |  | | Journal (issue) | | 2011 PAGES 181–258 Pallasitic Peridot Vietnamese Ruby and Sapphire CVD Synthetic Diamond and Synthetic...Points Ruby and Sapphire from the Tan Huong–Truc Lau Area, Yen Bai Province, Northern Vietnam Nguyen...well known as the Luc Yen district, this area is an important source of ruby and sapphire suitable for...for cabochons, including star ruby. NOTES & NEW TECHNIQUES pg.182 196 Infrared Spectroscopy of Natural...Afghanistan • Ammonite from Madagascar • Aquamarine from Vietnam • Chalcedony from Peru • Afghan emerald mining |  | | Journal (issue) | | Tajikistan – The Gem That Made Famous the Word "Ruby" The Spinels of Mogok – A Brief Overview Spinels...Mahenge, Tanzania In Search of Cobalt Blue Spinel in Vietnam Spinel Inclusions – An Exercise in Aesthetics Spinel...Price realized US$3,015,000 Lot 140: Enameled, ruby, emerald and diamond model of a parrot, Hyderabad...Greenland Ruby geologist Aaju Simonsen at Greenland Ruby’s mine in Aappaluttoq. Greenland Ruby is First...Join Responsible Jewellery Council G reenland Ruby has announced that it has become the first colored |  | | Journal (issue) | | Aquamarine from the Thuong Xuan District, Thanh Hoa Province, Vietnam Le Thi-Thu Huong, Wolfgang Hofmeister, Tobias...synthetic moissanite and crystalline silicon • Synthetic star spinel imitation of moonstone 56 Gem News International...quartz • Indian scapolite • Spinel from northern Vietnam • Gem zektzerite • “Coral Sea” agate • Dendritic... imitating emerald • Lead glass–filled trapiche ruby • Myanmar Gem Emporium • Kurt Nassau (1927–2010)...(2009b) Les nouveaux grenats démantoïdes d’Ambanja, Province d’Antsiranana, Madagascar. Le Règne Minéral, Vol |  | | Journal (issue) | | .......................................... 56 Vietnam.................................................. from the Panshir Valley, medium to low quality ruby and pink sapphires, from Jeg Dalek near Soroby,...only miner operating on the Gloucester sapphire and ruby fields, having successfully prospected and developed...Valadares in the Minas Mozambique look the same Gerais province, is well as Brazilian material, and it known for...as in 2004. This 200-carat ruby was found at the Aappaluttoq (Big Red) ruby field near the small fishing |  | | Journal (issue) | | Jewelry Design Moroccan Amethyst and Mozambique Ruby 2015 Tucson Gem Shows Spring 2015 VOLUME 51, No...ARTICLES 2 Blue Spinel from the Luc Yen District of Vietnam Boris Chauviré, Benjamin Rondeau, Emmanuel...increasingly popular vivid blue spinel from northeast Vietnam. 18 The Chinese Soul in Contemporary Jewelry...categories of diamond. FIELD REPORTS 44 Mozambique: A Ruby Discovery for the 21st Century Merilee Chapin, Vincent...the world’s most important commercially important ruby deposit. REGULAR FEATURES 31 56 58 The Dr. Edward |  | | Journal (issue) | | collection, courtesy of Aurora Gems; (6) a 9.15 ct ruby from Winza, Tanzania, courtesy of Hakimi & Sons;...from other fields. Likewise, beryllium diffusion of ruby and sapphire brought together geologists, gemologists...instrumentation such as LA-ICPMS—once primarily the province of academia—became a fixture in many gemological...Myanmar disrupted supply channels for sapphire and ruby. And the proliferation of new sales avenues, through...were combined under the jurisdiction of the U.S. District Court of New Jersey 168 PRODUCTION AND MARKETS |  | | Journal (issue) | | 90 Play-of-Color Opal from Wegel Tena, Wollo Province, Ethiopia Benjamin Rondeau, Emmanuel Fritsch,...More on ruby from Cabo Delgado, Mozambique • Update on ruby, sapphire, and spinel mining in Vietnam • Sphene...pietersite • Composite coral bangle • Lead glass–filled ruby in antique jewelry • Gems set with colored adhesive...the proximity to San Diego’s historic pegmatite district, we will offer field trips to working gem mines...from Masino-Bregaglia Massif, Italy Winter 2009 Ruby and Sapphire Production and Distribution: A Quarter |  | | Journal (issue) | | Mineral & Gem Museum Gem Notes Hessonite from Kunar Province, Afghanistan | Olshanskyite from Japan | Yellow...from Tanzania | Titanite (Sphene) Inclusions in Ruby Identified by Infrared Spectroscopy | Sphalerite...Multicoloured Glass Doublets | Imitations of Trapiche Ruby and Emerald | Blue Sapphire with Partial Red Surface...gems, diamond, emerald and other beryls, feldspar, ruby and sapphire, garnet, jade, opal, pearl, quartz... Gem Notes COLOURED STONES Hessonite from Kunar Province, Afghanistan The hessonite variety of grossular |  | | Book | | Mineralogy and Geochemistry of Ruby Edited by Frederick Lin Sutherland and Khin Zaw Printed Edition... Mineralogy and Geochemistry of Ruby Mineralogy and Geochemistry of Ruby Editors Frederick Lin Sutherland...the Special Issue “Mineralogy and Geochemistry of Ruby” published online in the open access journal Minerals... vii Preface to ”Mineralogy and Geochemistry of Ruby” . . . . . . . . . . . . . . . . . . . . . . . ...for Special Issue “Mineralogy and Geochemistry of Ruby” Reprinted from: Minerals 2020, 10, 888, doi:10 |  | | Journal (issue) | | 2009 WINTER 2009 PAGES 235– 312 VOLUME 45 NO. 4 Ruby-Sapphire Review Nanocut Plasma-Etched Diamonds Chrysoprase...__________________ 236 Carat Points 260 pg. 251 Ruby and Sapphire Production and Distribution: A Quarter...Notari. LETTERS GEMS & GEMOLOGY WINTER 2009 235 RUBY AND SAPPHIRE PRODUCTION AND DISTRIBUTION: A QUARTER...quantities of previously noncommercial sapphire and ruby. More recently, however, controversial treatments...such as Myanmar and Madagascar. G em corundum—ruby and sapphire—has been among the most coveted of |  | | Journal (issue) | | growth patterns of optically uniaxial gemstones, e.g. ruby, sapphire, emerald, amethyst and citrine, has been...connection with the description of new sources of ruby and sapphire and with the description of various...the distinction of natural and synthetic sapphire, ruby, amethyst and citrine. Journal of Gemmology, 22(8)...use in the distinction of natural and synthetic ruby as well as natural and synthetic amethyst. Journal...Identification of the negative d plane in natural ruby. Gems & Gemology, 32(3), 170–84 All photos and crystal |  | | Book (edition) | | 4 5 6 7 8 9 10 11 12 13 14 Diamond I Diamond II Ruby and Sapphire Beryl Chrysoberyl Spinel Topaz Tourmaline...contributors from Australia, Canada, Germany, Thailand, Vietnam, the UK and the USA, making this a truly international...extensive fields in the prophetically named Kimberley district of Western Australia promise to be of world importance...with modern knowledge. In the cases of emerald and ruby and sapphire new sources of supply have necessitated...incorporation in this work of my articles on emerald, ruby and sapphire, and marble, as well as a number of |
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