 | | 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 |  | Giuliani, Gaston, Groat, Lee A., Marshall, Dan, Fallick, Anthony E., Branquet, Yannick (2019) Emerald Deposits: A Review and Enhanced Classification. Minerals, 9 (2) 105 doi:10.3390/min9020105 | Journal (article/letter/editorial) | | minerals Review Emerald Deposits: A Review and Enhanced Classification Gaston Giuliani 1, *, Lee A....February 2019 Abstract: Although emerald deposits are relatively rare, they can be formed...systems and models currently used to describe emerald precipitation and predict its occurrence are too...mode of formation for some emerald deposits. Generally speaking, emerald is beryl with sufficient concentrations...crystals. The limiting factor in the formation of emerald is geological conditions resulting in an environment |  | | Journal (article/letter/editorial) | | i e r. c o m / l o c a t e / o r e g e o r ev Emerald deposits and occurrences: A review L.A. Groat a...Available online 22 April 2008 Keywords: Emerald deposits Emerald occurrences Crystal chemistry Geochemistry...isotopes Classiļ¬cation Exploration A B S T R A C T Emerald, the green gem variety of beryl, is the third most...emeralds. However there is speculation that the emerald mines in Colombia are becoming depleted. Brazil...of world emerald production. Emeralds have also been mined in Afghanistan, Australia, Austria, Bulgaria |  | | Journal (article/letter/editorial) | | 19 May 1995/Accepted: 3 January 1996 Abstract. Emerald deposits in Swat, northwestern Pakistan, occurring...(seven samples), fuchsite (three samples) and tourmaline (two samples) from the Mingora emerald mines. The...n = 7). Each of the two components of water in emerald (channel and inclusion) has a different range of...oxygen isotopic compositions of tourmaline and fuchsite are relatively constant (fi1s o = + 13 to + 14~'ooSMOW)...7). The mean 6D of channel waters measured from emerald ( - 4 2 +_ 6.6~/oo SMOW) and that of fluid calculated |  | | Report (issue) | | our way through the competĀ itive minefield of emerald science, much of John's contribuĀ tion to this...any other opinion. extraLapis English No. 2: Emerald The Most Valuable Beryl The Most Precious Gemstone...we ā¢ pay tribute to John Sinkankas to whom this emerald issue is dedicated. John Sinkankas wrote more...than 15 books including his 1981 definitive work Emerald and Other Beryls. He set standards for authors...them. We are grateful to him and hope that you will see his influence here in Emeralds of the World and in |  | Aurisicchio, Carlo, Conte, Aida M., Medeghini, Laura, Ottolini, Luisa, De Vito, Caterina (2018) Major and trace element geochemistry of emerald from several deposits: Implications for genetic models and classification schemes. Ore Geology Reviews, 94. 351-366 doi:10.1016/j.oregeorev.2018.02.001 | Journal (article/letter/editorial) | | Manuscript Major and trace element geochemistry of emerald from several deposits: Implications for genetic...Vito, Major and trace element geochemistry of emerald from several deposits: Implications for genetic...pertain. Major and trace element geochemistry of emerald from several deposits: Implications for genetic...report the chemical composition of representative emerald crystals from some of the most important worldwide...Analysis (PCA), were used to discriminate each deposit with high reliability. PCA of SiO2, Al2O3, V, Sc |  | Kazmi, A. H., Lawrence, R. D., Anwar, J., Snee, Lawrence W., Hussain, S. (1986) Mingora emerald deposits (Pakistan); suture-associated gem mineralization. Economic Geology, 81 (8) 2022-2028 doi:10.2113/gsecongeo.81.8.2022 | Journal (article/letter/editorial) | | EconomicGeology Vol. 81, 1986, pp. 2022-2028 MINGORA EMERALD DEPOSITS (PAKISTAN): SUTURE-ASSOCIATEDGEM MINERALIZATION...the overridingKohistan Geologyof the Mingora Emerald Deposit island-arcsequenceencompasses all of theseunits...schistis the mostubiquitous rock in the Mingora emerald mines. It is a schist gnā¢ grayishto greenish-white...located adjacentto two lesser amounts. - MINGORA EMERALD A MINES --->' B Emerold deposits WEST EAST... ,. 20 25 Ć Mā¢NGOā¢:ā¢Cā¢ CiTY 0 I )Mingora emerald 40 80 I I SCALE 120 Im mine area and fence |  | | Journal (issue) | | SPECIAL ISSUE December 2015 WORLD EMERALD UPDATE Highlights of Bogota Symposium Colombia opened its...worldās leading emerald experts from October 13-15. The First International Emerald Symposium was a huge...around the world taking part. More than 42 global emerald specialists from governments, labs and private...Fedesmeraldas, the Colombian Emerald Federation, and supported by all the countryās emerald-related bodies and...challenges and opportunities faced by the worldās emerald industry, including resource management, manufacturing |  | | Book | | undertake the task of abridging my much larger book, Emerald and Other Beryls (Chilton Book Co, 1981) to provide...literature, Mr Readās task was far from simple and I am most grateful for his discriminating selection of...xiii Chapter 1 Emerald and beryl in antiquity 1 Emerald in ancient Egypt 1 Emerald and beryl in ancient...10 Large European emerald objects 13 The Emerald Buddha 14 The Budhaās tooth emerald 15 Hernando Contez...use of beryls in the Americas 15 Chapter 2 Emerald and beryl in medieval and modern Europe 18 Biblical |  | | Book | | undertake the task of abridging my much larger book, Emerald and Other Beryls (Chilton Book Co, 1981) to provide...literature, Mr Read's task was far from simple and I am most grateful for his discriminating selection of...Chapter 1 Emerald and beryl in antiquity xiii 1 Emerald in ancient Egypt 1 Emerald and beryl in...Pliny's Natural History 10 Large European emerald objects 13 The Emerald Buddha 14 The Budha's tooth emeraid...use of beryls in the Americas 15 Chapter 2 Emerald and beryl in medieval and ~odern Europe 18 Biblical |  | Altenberger, Uwe, Rojas-Agramonte, Yamirka, Yang, Yueheng, FernĆ”ndez-Lamus, Jimmy, HƤger, Tobias, Guenter, Christina, Gonzalez-PinzĆ³n, Alejandra, Charris-Leal, Felipe, Artel, Julia (2022) In Situ UāThāPb Dating of Parisite: Implication for the Age of Mineralization of Colombian Emeralds. Minerals, 12 (10) 1232 doi:10.3390/min12101232 | Journal (article/letter/editorial) | | Sciences, No. 19, Beitucheng Western Road, Chaoyang District, Beijing 100029, China Departamento de Geosciencias...first described from the world-famous emerald mines of the Muzo district, BoyacĆ” Province, Colombia. Four...timing of mineralization and crystallization of emerald deposits in Colombia. Furthermore, this study opens...largest and highest-quality emerald crystals in the world. More than 200 emerald deposits and occurrences...belts are located some 80 km apart. In the western emerald belt (western zone) are the districts of PeƱas |  | | Report (issue) | | aquamarine); 19.6 cm high Shigar Valley, Skardu district, Northern Areas, Pakistan P hoto by Jeff Scovil...Beryl (variety Morganite) Ā·, Stak Nala, Skardu district, Northern Areas, Pakistan 4.6 cm wide; Collection....................................Page 80 Zagi Mountain: A Paradise for Rare-Earth Element Mineral Collectors...in Idar to arrange a flight to Kabul. Generally, I am cooler to mineralogical stimuli-the consummate professional-but...extreme contrasts in which one was as likely to see a new Mercedes-Benz as a caravan of 100 or more camels |  | | Book | | Marshall, Anthony E. Fallick and Yannick Branquet Emerald Deposits: A Review and Enhanced Classiļ¬cation Reprinted...review proposed an enhanced classiļ¬cation 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 Classiļ¬cation....Paris-Lodron-University of Salzburg, Hellbrunner Str. 34, A-5020 Salzburg, Austria; franz.neubauer@sbg.ac |  | | Journal (issue) | | Special Emerald 2018 ā Issue 40 All About Colored Gemstones World Emerald Update Highlights of the...the Second World Emerald Symposium, BogotĆ” International Gemstone Association AColored Publication of the...Issue 40 ā« ×ā¬InColor 1 2 InColor ā« ×ā¬Special Emerald 2018 InColorMagazine.com; Gemstone.org International... Contents In Side 5 Special World Emerald Update Editorās Note World Emerald Challenge: Origins and Appellation...Appellation 16 The Second World Emerald Symposium in Colombia The Second World Emerald Symposium Focuses on Responsible |  | | 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 |  | Salvi, Stefano, Giuliani, Gaston, ANDRIANJAKAVAH, Prosper Rakatovao, Moine, Bernard, Beziat, Didier, Fallick, Anthony (2017) Fluid Inclusion and Stable Isotope Constraints On the Formation of the Ianapera Emerald Deposit, Southern Madagascar. The Canadian Mineralogist, 55 (4) 619-650 doi:10.3749/canmin.1700017 | Journal (article/letter/editorial) | | CONSTRAINTS ON THE FORMATION OF THE IANAPERA EMERALD DEPOSIT, SOUTHERN MADAGASCAR STEFANO SALVIĀ§ UniversiteĢ...Scotland, United Kingdom ABSTRACT The Ianapera emerald deposit is hosted in the Neoproterozoic Vohibory domain...peraluminous felsic intrusions outcrop in the area. Emerald occurs mostly within metasomatic phlogopitite and...recognized granitic pegmatites as the source of the emerald-forming fluids, leading to the classification of...chemistry of tourmaline and scapolite associated with emerald and beryl, data from fluid and solid inclusions |  | | Report (edition) | | expanded to include additional occurrences of emerald, opal, agate, chalcedony, organic gems, tiger eye... aragonite, cordierite, black jade, mookaite, fuchsite, jasper, and Munjina and Print stones, together............................................. 33 Emerald........................................................................................... 293 Fuchsite.............................................................................. 293 Chrome-rich fuchsite and chert in Western Australia............... |  | Kissin, Aleksander, Gottman, Irina, Sustavov, Sergei, Murzin, Valery, Kiseleva, Daria (2020) The First Find of Cr2O3 Eskolaite Associated with Marble-Hosted Ruby in the Southern Urals and the Problem of Al and Cr Sources. Minerals, 10 (2) 101 doi:10.3390/min10020101 | Journal (article/letter/editorial) | | 11 in ruby-bearing marble, such as muscovite (fuchsite), phlogopite, margarite, pargasite, diopside,...the last century in the Outokumpu Cu-Co-Zn skarn deposit in Finland and was called eskolaite [15]. Hydr...massifs in the Middle Urals. In the Mariinsky emerald deposit, eskolaite formed inclusions in mariinskite...cleaved, and repeatedly recrystallized [32]. At the deposit: (1) coarse-grained calcite marble is the most...In karst sediments, ruby and related minerals (fuchsite, phlogopite, Cr-pargasite, red spinel, and others) |  | Pautov, L. A., Popov, M. P., Erokhin, Yu. V., Khiller, V. V., Karpenko, V. Yu. (2013) Mariinskite, BeCr2O4, a new mineral, chromium analog of chrysoberyl. Geology of Ore Deposits, 55 (8) 648-662 doi:10.1134/s1075701513080096 | Journal (article/letter/editorial) | | been found at the Mariinsky (Malyshevo) deposit, the Ural Emerald Mines, the Central Urals, Russia. The...25 g/cm3. Microscopically, it is emeraldgreen, pleochroic from emeraldgreen (Ī³) to yellowgreen (Ī²) and...chromitite from the Mariinsky (Maly shevo) deposit, Ural Emerald Mines (Fig. 1). The mineral was named mariinskite...of the Ural Emerald Mines; (b) geological map of the area adjacent to the Mariinsky deposit, modified after...melange zones: (9) proved, (10) inferred; (11) emeraldāberyl deposits and occurrences. Numerals mark the |  | Xue, G., Marshall, D., Zhang, S., Ullrich, T. D., Bishop, T., Groat, L. A., Thorkelson, D. J., Giuliani, G., Fallick, A. E. (2010) Conditions for Early Cretaceous Emerald Formation at Dyakou, China: Fluid Inclusion, Ar-Ar, and Stable Isotope Studies. Economic Geology, 105 (2) 339-349 doi:10.2113/gsecongeo.105.2.339 | Journal (article/letter/editorial) | | pp. 339ā349 Conditions for Early Cretaceous Emerald Formation at Dyakou, China: Fluid Inclusion, Ar-Ar...Glasgow, G75 OQF, Scotland Abstract The Dyakou emerald occurrence is located in Malipo County in the province...extends across the border between China and Vietnam. Emerald mineralization is hosted by pegmatite and associated...and oxygen isotope results from the emerald channel waters and emerald, respectively, are consistent with...igneous fluid source. The Ī“18O fractionation between emerald and quartz yields vein temperatures of 365Ā° to |  | | 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 |  | | Journal (issue) | | North-West Branch: 1. Knight, F.G.A. South Yorkshire & District Branch: J. I. Platts, F.G.A. Examiners: B. W....1983, XVIII, 6 Knischka are not only very easy to see but are also a highly characteristic internal hall-mark...structure and relation to jeremejevite and fluoborite. Am. Miner., 61, 88-94. 3. Povarennykh, A. S., Clark...in the mica group; the biotite-phlogopite series. Am. J. Sci., 244, 836-48. [Manuscript received 25th...in the centre of the southern part of the state (see Map). Geologically, it is a volcanic area in a region |  | | 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 emeraldāfrom its less ite, role of historyās 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 |  | | Journal (issue) | | Cook, and Robert Weldon 16 The Gujar Killi Emerald Deposit, Northwest Frontier Province, Pakistan G a...of articles on all aspects of the field. Please see the Suggestions for Authors in this issue of the...extraordinarily capable editorial team (you will see the names of Chuck Fryer, John Koivula, and Dona...North America and his most recent, the monumental Emerald and Other Beryls, are now classics. Because even...collecting the documentation for his outsta~dingwork, Emerald and Other Beryls (figure 71, published in 1981 |  | | Journal (issue) | | issue 2, 2009 I Vladimir I. Zhemakov URAL EMERALD MINES (Izumrudnye Kopi): Notes on Mineralogy Mineralogical...LOCAUTIES SERIES Vladimir Ivanovich Zhernakov Ural Emerald Mines: Notes on Mineralogy. Mineralogical Almanac...current issue dwells on Mineralogy of Ural Emerald Mines: a deposit which Russain geologists and mineralogists...Front Cover Photo Emerald President. 13.6 x 9.0 x 7.7 cm, weight 1172 g. Mariinskoe deposit 1993. The State...found and produced for 180 years, is known as Emerald Mines (on Russian - /zumrudnye Kop1). This happened |
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