 | | 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) | | consistent with a sedimentary source origin. Type IA emerald REE patterns have upturns in the heavy REE (La/YbCC...occurring in Archaean host rocks. Modeling of type IA emerald compositions indicates that they form from magmatic...crustal protoliths. This geochemical signature links emerald formation with continental suture zones. Diamonds...that plate tectonic processes have led to emerald deposit formation since at least the Archaean. doi...that is responsible for the vivid green color of emerald [2]. Emeralds are scarce commodities requiring |  | 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) | | 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...Beryl and chromian spodumene occur entirely within quartz veins and in open cavities that occupy brittle...assemblages are calcite, amethystine quartz, spodumene and emerald. The early stage of vein development |  | | Journal (article/letter/editorial) | | are found in certain pegmatites, granite bodies, quartz veins, and metal deposits. The pockets of pegmatites...localities, and, when colorless, phenakite can resemble quartz. Phenakite exhibits a Mohs hardness of 7.5–8 and...MINERALS fluorite, the micas and feldspars, and quartz; there appears to be a general association with...from South Baldface Mountain, North Chatham, Carroll County, and the Sugarloaf Mountain area, Grafton County...Government pit at Albany, the Iron Mountain quarries at Bartlett, Green Mountain near Effingham, and the Hamm |  | | Journal (article/letter/editorial) | | Blackwall Sequences in the Habachtal Emerald Deposit, ttohe Tauern, Austria Part 1 : Presentation of Geochemical...accepted May 27, 1981 Summary The Habachtal emerald deposit, Hohe Tauern, is composed of blackwall sequences...to the classical work of Fersmann (1929), the emerald deposits of the Tokowoja area (Ural mountains,...phenakite, partly depleted in K, Biotite schists with emerald, alexandrite, phenakite, margarite, and tourmaline...Talc schist, Serpentinite. In the Habachtal emerald deposit (Tauern window) - the only notable source of |  | | Journal (issue) | | 3 341 EMERALD FROM HABACHTAL by E. J. GÜBELIN, Ph.D., C.G., F.G.A. T H E emerald deposit of Habachtal...Habachtal, in Austria, is discussed in some detail in this paper not only because it is the only source of...practically no authoritative literature on the deposit exists in the English language. 10» n T h e initial...relatively unknown but nevertheless very interesting deposit in the Habachtal area differed by any local characteristics... HISTORY T h e occurrence of emeralds in the Salzburg Alps was already known to the Romans who did not |  | | Journal (issue) | | No. 3 / 2022 Emerald from Chitral, Pakistan Turquoise from Xinjiang, China Emerald Jewels from St...This emerald-bearing pectoral cross (12.5 × 5.8 cm) was donated to St Peter’s Archabbey in Salzburg, Austria...assumed the emeralds came from Austria’s Habachtal deposit, microscopic examination and portable EDXRF chemical...this issue. Courtesy of St Peter’s Archabbey, Salzburg; photo by N. Urban. 213 What’s New Yehuda Diamond... Gem Notes 234 Emerald from the Chitral Region, Pakistan: A New Deposit Emerald with BertranditePhlogopite |  | | 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 Classification 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 |  | Groat, L. A., Marshall, D. D., Giuliani, G., Murphy, D. C., Piercey, S. J., Jambor, J. L., Mortensen, J. K., Ercit, T. S., Gault, R. A., Mattey, D. P., Schwarz, D., Maluski, H., Wise, M. A., Wengzynowski, W., Eaton, D. W. (2002) MINERALOGICAL AND GEOCHEMICAL STUDY OF THE REGAL RIDGE EMERALD SHOWING, SOUTHEASTERN YUKON. The Canadian Mineralogist, 40 (5) 1313-1338 doi:10.2113/gscanmin.40.5.1313 | Journal (article/letter/editorial) | | MINERALOGICAL AND GEOCHEMICAL STUDY OF THE REGAL RIDGE EMERALD SHOWING, SOUTHEASTERN YUKON LEE A. GROAT§ Department...discovered a major occurrence of emerald in the Finlayson Lake district of southeastern Yukon. The Regal...mid-Cretaceous granitic pluton. The emerald crystals occur where quartz veins cut mica-rich layers in a shallowly...sulfides have been observed to occur within the quartz veins. A zone of sparse, disseminated sulfides...length occur in tourmaline zones and, rarely, in the quartz veins. Some of the smaller crystals, and sections |  | | Report (issue) | | our way through the compet itive minefield of emerald science, much of John's contribu tion to this...any other opinion. extraLapis English No. 2: Emerald The Most Valuable Beryl The Most Precious Gemstone...we • 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 |  | | Book | | Einschlüsse im Quarz Magie World: lnclusions in Quartz Vorwort Foreword Einführung 7 8 1ntrod...Sulfates, Wolframates Carbonates Silicates Synthetic quartz Final comments Acknowledgements References Photo...only represent a small and limited selection of quartz inclusions and should encourage the readers to...venture on their own journey into the magic world of quartz inclusions, maybe discovering a new, fantastic...aber auch wunderschöne crystals in pegmatites, quartz Kristalle in Pegmatiten, Quarzveins, ore deposits |  | Trumbull, Robert B., Krienitz, Marc-Sebastian, Grundmann, Günter, Wiedenbeck, Michael (2009) Tourmaline geochemistry and δ11B variations as a guide to fluid–rock interaction in the Habachtal emerald deposit, Tauern Window, Austria. Contributions to Mineralogy and Petrology, 157 (3) 411-427 doi:10.1007/s00410-008-0342-9 | Journal (article/letter/editorial) | | fluid–rock interaction in the Habachtal emerald deposit, Tauern Window, Austria Robert B. Trumbull Æ Marc-Sebastian...from the Habachtal emerald deposit in the Eastern Alps formed together with emerald in a ductile shear...zone during blackwall alteration and tourmaline-emerald mineralization. A regional metamorphic fluid carried...distinction of hosting one of Europe’s few important emerald deposits. Habachtal emeralds were systematically...(Grundmann and Morteani 1982, 1989) established that emerald formation was related to blackwall metasomatism |  | | Book | | Garnet John D. Rouse Pearls Alexander E. Fam Quartz Michael O'Donoghue In preparation Jet and amber...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 |  | | Book | | Garnet John D. Rouse Pearls Alexander E. Farn Quartz Michael O’ Donoghue In preparation Jet and amber...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...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 Budha’s tooth emerald 15 Hernando Contez |  | | Journal (article/letter/editorial) | | from the emeralds of Habachtal, Tauern Window, Austria Y.Y. N w e a'J and G. G r u n d m a n n b aDepartment...from the emeralds of Habachtal, Tauern Window, Austria. Lithos, 25:281-304. Fluid inclusions in emeralds...during the crystallisation period of many of the emerald cores and coexisting biotite and actinolite. Maximum...Leckbachscharte in the Habachtal (Hohe Tauern, Salzburg, Austria) is the only place in Western Europe where...carried out fluid inclusion studies in samples of quartz, apatite, epidote, diopside, beryl and phenakite |  | 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 |  | Marshall, D. D., Groat, L. A., Falck, H., Giuliani, G., Neufeld, H. (2004) THE LENED EMERALD PROSPECT, NORTHWEST TERRITORIES, CANADA: INSIGHTS FROM FLUID INCLUSIONS AND STABLE ISOTOPES, WITH IMPLICATONS FOR NORTHERN CORDILLERAN EMERALD. The Canadian Mineralogist, 42 (5) 1523-1539 doi:10.2113/gscanmin.42.5.1523 | Journal (article/letter/editorial) | | Mineralogist Vol. 42, pp. 1523-1539 (2004) THE LENED EMERALD PROSPECT, NORTHWEST TERRITORIES, CANADA: INSIGHTS...ISOTOPES, WITH IMPLICATONS FOR NORTHERN CORDILLERAN EMERALD DANIEL D. MARSHALL§ Department of Earth Sciences...Columbia V6T 1Z4, Canada ABSTRACT Vanadium-rich emerald at the Lened occurrence, Northwest Territories...fractured garnet–diopside skarn. The emerald is generally found in quartz–carbonate veins with mm-scale alteration...of the Devonian Earn Group. Skarn and subsequent quartz–carbonate veins are the result of contact metamorphism |  | | Journal (article/letter/editorial) | | com/locate/oregeorev Ore formation of the Dayakou emerald deposit (Southwest China) constrained by chemical and...Trace elements Emerald deposit China Dayakou The Cretaceous Dayakou emerald deposit (southwest China)...from the Dayakou deposit, aiming to constrain the source of ore-forming fluid and emerald genesis. Two types...type-I formed in emerald-bearing quartz veins and type-II in non-mineralized quartz veins, are distinguished...Cr) in tourmaline, we propose that the Dayakou deposit is dominantly controlled by the fluid-rock interaction |  | 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 |  | | Journal (article/letter/editorial) | | pp. 1835-1849 Emerald Mineralization during RegionalMetamorphism'The Habachtal (Austria)and Leydsdorp(Transvaal...ultrabasicrocks.Detailed studiesof the I-Iabachtal(Austria)and Leydsdorp(South Africa) emeralddepositsindicatethat...well-knownschist-hosted emeralddepositsof the Habachtal (Austria) and of Leydsdorp (Transvaal, SouthAfrica) have...0361-0128/89/997/1835-15$3.00 p.96) on the famousTakowaja emerald depositsin the Ural Mountains(USSR):"It is now...MORTEANI Petrologicand geochemicalstudiesof the emerald interlayeredserpentiniteswhichis calledthe Habach |  | | Book | | Marshall, Anthony E. Fallick and Yannick Branquet Emerald Deposits: A Review and Enhanced Classification Reprinted...Xydous On the Color and Genesis of Prase (Green Quartz) and Amethyst from the Island of Serifos, Cyclades...review proposed an enhanced classification for emerald deposits based on the geological environment (magmatic...[34] focus on the genesis of prase (green-coloured quartz) and amethyst from Serifos Island (Cyclades, Greece)...oxygen and hydrogen isotopic composition of both quartz varieties suggest a mixing of magmatic and meteoric |  | | Journal (article/letter/editorial) | | VIGEZZITE AND ASSOCIATED OXIDES OF Nb–Ta FROM EMERALD-BEARING PEGMATITES OF THE VIGEZZO VALLEY, WESTERN...occurred during the albitization process of three emerald-bearing pegmatites that cut serpentinites at Mount...by fersmite. Chromium-bearing beryl crystals (emerald) occur along the exocontacts characterized by a...Keywords: albitized pegmatites, vigezzite, fersmite, emerald beryl, schorl–dravite, columbite, tantalite, Vigezzo...minerals and crystals of green, Cr-rich beryl (emerald). Furthermore, two new minerals, roggianite (Passaglia |  | | 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 |
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