 | | Journal (issue) | | Burmese Sapphire and Peridot from Mogok History of Emerald Mining at Habachtal, Part I New Regular Feature:...Peridot from Mogok and a History of Emerald Mining in Habachtal, Austria Duncan Pay FEATURE ARTICLES p....spectroscopic, and chemical features of peridot from this deposit, which possesses a rich olive green color and is...large sizes. 338 History of Emerald Mining in the Habachtal Deposit of Austria, Part I p. 347 Karl Schmetzer...region, which is regarded as one of the earliest emerald deposits. p. 373 REGULAR FEATURES 372 Lab Notes |  | | Journal (issue) | | Yellow Topaz from Saxony, Germany History of Emerald Mining at Habachtal, Part II New Regular Feature:...No. 1 EDITORIAL 1 Yellow Topaz from Germany, Emerald Mining in Austria’s Habachtal Region, A Return...behavior. 18 History of Emerald Mining in the Habachtal Deposit of Austria, Part II Karl Schmetzer The...two-part series on the mining history of Austrian emerald deposits in the Habachtal region. p. 40 REGULAR...nickel impurities • Nail-head spicule in a Russian emerald • Dyed fluorite • Repaired grandidierite • New |  | | Journal (article/letter/editorial) | | 1529-1541 (2006) THE EMERALD- AND SPODUMENE-BEARING QUARTZ VEINS OF THE RIST EMERALD MINE, HIDDENITE, NORTH...the paragenesis and mineral compositions of the emerald occurrence at the Rist mine, Hiddenite, North Carolina...and to examine the possible relationship between emerald and spodumene mineralization and granitic pegmatites...are calcite, amethystine quartz, spodumene and emerald. The early stage of vein development is characterized...with granitic pegmatite was observed. Keywords: emerald, chromian spodumene, hydrothermal quartz vein, |  | Baksheev, Ivan A., Trumbull, Robert B., Popov, Mikhail P., Erokhin, Yuri V., Kudryavtseva, Olesya E., Yapaskurt, Vasily O., Khiller, Vera V., Vovna, Galina M., Kiselev, Vladimir I. (2018) Chemical and boron isotopic composition of tourmaline from the Mariinsky emerald deposit, Central Urals, Russia. Mineralium Deposita, 53 (4) 565-583 doi:10.1007/s00126-017-0759-z | Journal (article/letter/editorial) | | composition of tourmaline from the Mariinsky emerald deposit, Central Urals, Russia Ivan A. Baksheev 1 &...Mariinsky schisthosted emerald deposit in the Central Urals, Russia, both in emerald-bearing phlogopite veins...in exploration of emerald-bearing and emerald-free veins in schist-hosted emerald deposits. The δ11B...dominated from the granitic rocks surrounding the emerald belt. The narrow range of B-isotope compositions...compositions in tourmaline from throughout the Mariinsky deposit suggests a well-mixed hydrothermal system. Editorial |  | | Book (edition) | | amphibole group). For more detailed information see "Dana's System of Mineralogy•· ( 1944, I 951, 1962)...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....abbreviations used are as follows: Mt. (mount or mountain), Mts. (mountains), R. (river), Is. (island),...other mineral mixtures, more detailed information see page 7 * valid mineral species in our opinion which...Structural Crystallography and Crystal Chemistry AM - American Mineralogist AMG - Ark.iv Mineralogi och |  | | Report (issue) | | Discovery Stoppaniite Fabio Tamagnini Page 40 Emerald and Aquamarine in Canada Lee A. Groat Page 22...are widely used (see page 22). These include aquamarine, red beryl, morganite, emerald, goshenite, and...varieties emerald and aquamarine are surrounded by the ancient mysticism of birthstones. Emerald, aquamarine...smaragdus" referred to what would be known today as emerald; "beryllus" is the Latin term for beryl; "sea green...of emerald, the modern designations for the beryl varieties emerged much later than did "emerald" and |  | | Journal (article/letter/editorial) | | Newland, D. H. (1935) Minerals of Whiteface Mountain—Rocks and Minerals—pp. 8182, June 1935. Patchik...Age of uraninite from McLear pegmatite near Richville Station, St. Lawrence County, New York—The Am. Mineralogist—pp...crystals of tourmaline with enveloped orthodase— Am. Jour, of Science—Vol. 11, No. 54, pp. 273-275, April...main source of production is not the seam type deposit of the great dyke, but comes from massive lens...blue glow of pure scheelite is indeed attractive to see and when it is associated with molybdenum, the colour |  | | Book | | ADOLFSSON, STIG G. Hrudeposit, Sweden 3:38-39 Notes on recent underground collecting...ALABAMA Iron phosphate mineral locality at Indian Mountain, Alabama (by H. Harwood) 5:241-244 Iron-manganese...18:65-74 Phosphate microminerals of the Indian Mountain area [Georgia and Alabama] (by J.B. Gordon, Jr...the Alpine ar,d Subalpine region [Switzerland,Austria and Iti:Jy](by C. M. Gramaccioli) 8:287-293 Minerals...10:85-89 Micromounting in the eastern Alps of Austria (by K. Kotal) 13:171-173 ALSTONITE An occurrence |  | | Book | | prospectors by placer mining. It is found along the mountain ranges of the western states, including California...Australia at Kalgoorlie; in the Cripple Creek district, Teller Co., Colorado and in Calaveras Co., California...(Landsberg) in W. Germany. The most important economic deposit is at Almaden, Ciudad Real, Spain. In California...From Carn Brea. Cornwall 22 ETC hot-spring deposit at Steamboat Springs, Nevada. Large workable deposits...taken is Lolling, near Huttenberg, Carinthia, Austria; other localitiesarethe Harz Mountains, Saxony |  | | Journal (issue) | | FEATURE ARTICLES 464 Geology of Corundum and Emerald Gem Deposits: A Review Gaston Giuliani and Lee...of the geology and genesis of gem corundum and emerald deposits. p. 569 512 A Review of Analytical... 637 614 Geographic Origin Determination of Emerald Sudarat Saeseaw, Nathan D. Renfro, Aaron C. Palke...of articles on all aspects of the field. Please see the Author Guidelines at gia.edu/gemsgemology or...we know and do from our perspective. As one can see, this still results in a very large edition of G&G |  | | Book | | Marshall, Anthony E. Fallick and Yannick Branquet Emerald Deposits: A Review and Enhanced Classification Reprinted...review proposed an enhanced classification for emerald deposits based on the geological environment (magmatic...one of the images (inclusions hosted in Russian emerald) for the cover page of this Special Issue book...A.; Marshall, D.; Fallick, A.E.; Branquet, Y. Emerald Deposits: A Review and Enhanced Classification....Paris-Lodron-University of Salzburg, Hellbrunner Str. 34, A-5020 Salzburg, Austria; franz.neubauer@sbg.ac |  | | Journal (issue) | | your professionalism will be obvious for all to see For further information please contact Louise Macdougall...result of a several weeks stay at Matara, which gem district he visited in response to an urgent request for...Singhal.); Swedish like English. "Purple-coloured Mountain Crystal." Robals: rauwa, rawa; granater. "Small...palingu; hvit crystall "Transparent and colourless mountain Crystal". WhiteSaphires or WaterSaphires: willie...fragments and slivers of the most transparent white mountain Crystals". Taripo: "a milk-coloured quartz". Yellow |  | | Book (edition) | | Zarshouran Au-As deposit, Takab region, Iran Grandviewite, 5 111111, Capillitas deposit, Argentina Calciopetersite...supergroup (Henry et al., AM 96, 895-913, 2011), amphibole supergroup (Hawthorne et al., AM 97, 2031-2048, 2012)...25, 85-90, 2013), garnet supergroup (Grew et al., AM 98, 785-811, 2013) and dumortierite supergroup (Pieczka...crystals x,xx Rep. prov. pref. co. dept. dept. AJM AM CCM CM DANR EJM JMPS MM MP NJMA ZRMO Republic province...munic. St. Ste. Is. Mt. district municipio Saint Sainte island mount, mountain Mts. R. Penin. Vole. Plat |  | | Book | | miners at work in the Diirrnberg-Hallein mine (1756) (see also comment on copyright page) Mineral Deposits...painting in the ancient mine office at Hallein Salzburg. The picture was painted in 1757 by Benedict Werkstiitter...the mine by the Prince Bishop Sigmund III. of Salzburg on 5th of May 1756 (bottom right, corner). At...heldatBled/Yugoslavia 3-7, 1977, held at Leoben/ Austria 5-10,1981, held at Berchtesgaden/Bavaria, FRG ...especially the relations between the formation of a deposit and "Alpine plate tectonics" even if their geotectonic |  | | Journal (issue) | | the World 22 Cover Stories Bemainty Sapphire Deposit in Madagascar Faces Multiple Challenges 46 54...Gemstone Association The sapphires of Bemainty. See Cover Stories, starting page 22. (Cover photos courtesy...Gemstone Association, ICA. Sapphires from a New Deposit at Bemainty near Ambatondrazaka in Madagascar ...Mizumura, Japan Alice Muthama, Kenya Stephan Reif, Austria Captain Ramji Sharma, Japan Pavel Sokolov, Russia...welcoming four new members, one from Italy and Austria and two from Germany. Here are several images from |  | | Book | | a few such specimens have been found after 1960 (see the Amity-Edenville entry for Edenite and Spine!)...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...to 2 cm which are pseudomorphs after bastnasite--see photo in Guastoni, Pezzotta and Zorzi (2008). ILMENITE...euhedral, pale tan to white rnicrocline crystals-see photos in Dupuis and David (2013). ffighway 5 extension...molybdenite specimens showing crystals to 6 cm (see this entry for Molybdenite), and in a second roadcut |  | | Journal (issue) | | crystals with banded agate filling the interstices. (See 'An unusual agate from Guyana', p.76) ISSN: 0022-1252...characteristics are newly scribed: plagioclase, uraninite, allanite and rutile (?) occurring in various...was discovered in 1881 1881 at Soomjam in the district of Padar (Jammu and © Copyright the Gemmological...A recent article describing all aspects of the deposit can be found in Atkinson and Kothavala, 1985. In...tourmaline, milky Unes with short traverse streaks, see Gübelin and Koivula, 1986). As far as possible, these |  | | Book | | EMERALD and OTHER BERYLS by JOHN SINKANKAS This is Beryls jewelers, gists, geologists, earth ...sciences, yet eminently facet and widely a Emerald historians, gemological Sinkankas, the permanent...metal beryllium. with Beginning author traces emerald—from its less ite, role of history’s pendix...Unmatched third is knowledge from author one emerald cutting and of exotic composition, physical...mineralogical once events. languages for beryl emerald logical to and part, Sinkankas explores and |  | Reznitsky, L. Z., Sklyarov, E. V., Armbruster, T., Suvorova, L. F., Uschapovskaya, Z. F., Kanakin, S. V. (2013) Kyzylkumite: a finding in the southern Baikal region, Russia and refinement of its crystal chemical formula. Geology of Ore Deposits, 55 (8) 676-685 doi:10.1134/s1075701513080114 | Journal (article/letter/editorial) | | kumite V2Ti3O9 discovered in 1980 at an uranium deposit in Kyzyl Kum (Smyslova et al., 1981). The subsequent...identical dspacings and unitcell dimen sions (see below). Some of arising problems are dis cussed...and rutile, plagioclase, barite, zir con, and uraninite. A few tens of kyzylkumite grains were determined...substitution Ti4+ + O2– V3+ + OH– in kyzylkumite (see Tables 2 and 3) should GEOLOGY OF ORE DEPOSITS Vol...compliance with its mode of 14 occurrence at the deposit in Kyzyl Kum (veinlets in chert and association |  | | Journal (issue) | | 2 / 2022 Spinel from Tajikistan Cleopatra’s Emerald Mines DaylightFluorescent Hyalite from Namibia...Lomthong and Theodore Rozet 156 Cleopatra’s Emerald Mines: The Marketing of a Myth By Jack M. Ogden...Ogden 114 Apatite from Slovakia | Afghan Emerald with Gota de Aceite Phenomenon | Zircon Inclusions in...to advertising@gem-a.com. For more information, see https://gem-a.com/news-publications/ media-pack-2021...YouTube channels that are of interest to gemmologists. See also those listed in previous What’s New sections |  | | Book | | own tumbling and grinding machineto cutting an emerald !The extensive reference section describes over...gdtanrc fc a nociuiacaftto.^tfug ctma bula mfanml.^oc am in lapidario fuo cnajc Capitulum.ltrrtni £du8.C...pond or fresh from a refrigerator. The best way to see it is to catch a snowflake (also made of ice). You...oriented covalent bonds. The chemical formulae to see how these cope with resulting mineral is our immensely...This means that, when you contem¬ plate a mighty mountain range, you are essen¬ tially looking at a vast |  | | Journal (issue) | | refineries in Britain and Norway. The flare boom you can see extending from the rig platform is used to burn off...WORLD 0 F - - -- r°J The world's finest jet deposit is found at Whitby in Yorkshire, England. The British...ancient metamorphic roc ks. The original alexandrite deposit was found in 1830 on Crown Prince (later Tsar)...below the crucial cut-off temperature of 180°C (see main text). Thus acanthite is typically a product... with fine deposits occurring in Switzerland, Austria and northern Italy. Albite is a mineral that is | | | Book | | own tumbling and grinding machine to cutting an emerald! The extensive reference section describes over...Uranium Xenon i oat jum 22.98 Tb Ti Vanadium 11 See Titanium Tungsten 150.35 407.87 hase Te 52 ...pond or fresh from a refrigerator. The best way to see it is to catch a snowflake (also made of ice). You...must return to the subject of chemical formulae to see how these cope with solid solutions. The method is...This means that, when you contemplate a mighty mountain range, you are essen- tially looking at a vast |  | | Journal (article/letter/editorial) | | from the text by simply using the code of each deposit in the chart. This code can be created by combining...haralddill@web.de. URL: http://www.hgeodill.de. 0012-8252/$ – see front matter © 2009 Elsevier B.V. All rights reserved... . . . . 3.4. Metamorphic chromium (gemstone) deposit . . . . . . . . . . . 3.5. Chromium supply and... . . . . . . . . 11.3. Structure-bound copper deposit . . . . . . . . . . . . . . . . . . . . . . . ...the only inexhaustible low-grade, large-tonnage deposit on earth? The first step has already been taken | | | Journal (article/letter/editorial) | | from the text by simply using the code of each deposit in the chart. This code can be created by combining...haralddill@web.de. URL: http://www.hgeodill.de. 0012-8252/$ – see front matter © 2009 Elsevier B.V. All rights reserved... . . . . 3.4. Metamorphic chromium (gemstone) deposit . . . . . . . . . . . 3.5. Chromium supply and... . . . . . . . . 11.3. Structure-bound copper deposit . . . . . . . . . . . . . . . . . . . . . . . ...the only inexhaustible low-grade, large-tonnage deposit on earth? The first step has already been taken |
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