 | | 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 Austriaās 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 ā¢ Nail-head spicule in a Russian emerald ā¢ Dyed fluorite ā¢ Repaired grandidierite ā¢ 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) | | 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...schist - +chlorite schist or actinolite schist - biotite schist albite gneiss and/or micaschist. 2 serpentinites...and Sn and Cs in the actinolite, chlorite, and biotite schists; Sr was concentrated in the dolomite-beating...schists, and Zn, Rb, and Ba predominantly in the biotite schists. Zusammenfassung Geochemie der Blackwall-Folgen |  | | 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, |  | | Journal (issue) | | 3 341 EMERALD FROM HABACHTAL by E. J. GĆBELIN, 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. 10Ā» 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 (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 |  | Trumbull, Robert B., Krienitz, Marc-Sebastian, Grundmann, GĆ¼nter, Wiedenbeck, Michael (2009) Tourmaline geochemistry and Ī“11B variations as a guide to fluidārock 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) | | fluidārock interaction in the Habachtal emerald deposit, Tauern Window, Austria Robert B. Trumbull Ć Marc-Sebastian...from the Habachtal emerald deposit in the Eastern Alps formed together with emerald in a ductile shear...from metapelites into the blackwall sequence of biotite and chlorite schists. Tourmaline is intermediate...zone during blackwall alteration and tourmaline-emerald mineralization. A regional metamorphic fluid carried...distinction of hosting one of Europeās few important emerald deposits. Habachtal emeralds were systematically |  | 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. GROATĀ§ Department...discovered a major occurrence of emerald in the Finlayson Lake district of southeastern Yukon. The Regal...contact with a mid-Cretaceous granitic pluton. The emerald crystals occur where quartz veins cut mica-rich...chromophore. Fluid-inclusion data indicate that the emerald precipitated from a fluid whose maximum salinity...equivalent. The oxygen isotopic composition of the emerald is highly variable (12.3 to 14.8ā°), but there is |  | | 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 |  | | 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...crystallisation period of many of the emerald cores and coexisting biotite and actinolite. Maximum fluid pressures...Leckbachscharte in the Habachtal (Hohe Tauern, Salzburg, Austria) is the only place in Western Europe where...tectonics of the area. 2. Geologic Setting The emerald deposit is situated in the Tauern Window (Fig. 1 ) |  | | 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...types of tourmaline, namely type-I formed in emerald-bearing quartz veins and type-II in non-mineralized...Cr) in tourmaline, we propose that the Dayakou deposit is dominantly controlled by the fluid-rock interaction |  | | 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...phenakite-bearing pegmatitesand albitite pegmatoidswith biotite-talcand actinoliteschists(Leydsdorp),or at the...suggestedby texturalevidence: 3 phenakite+ 2 biotite= 2MgFe-beryl+ 2K+ + 4Mg+2 3 phenakite+ 3 albite+...well-knownschist-hosted emeralddepositsof the Habachtal (Austria) and of Leydsdorp (Transvaal, SouthAfrica) have |  | | 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 |  | | 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 |  | | Journal (issue) | | No. 3 / 2022 Emerald from Chitral, Pakistan Turquoise from Xinjiang, China Emerald Jewels from St...This emerald-bearing pectoral cross (12.5 Ć 5.8 cm) was donated to St Peterās Archabbey in Salzburg, Austria...assumed the emeralds came from Austriaās Habachtal deposit, microscopic examination and portable EDXRF chemical...this issue. Courtesy of St Peterās Archabbey, Salzburg; photo by N. Urban. 213 Whatās New Yehuda Diamond... Gem Notes 234 Emerald from the Chitral Region, Pakistan: A New Deposit Emerald with BertranditePhlogopite |  | 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 |  | 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 Ī“11B...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. MARSHALLĀ§ Department of Earth Sciences...Columbia V6T 1Z4, Canada ABSTRACT Vanadium-rich emerald at the Lened occurrence, Northwest Territories...within a fractured garnetādiopside skarn. The emerald is generally found in quartzācarbonate veins with...distinct fluids, a CO2-bearing fluid related to emerald precipitation and a brine limited to subsequent |  | | Book | | mine, known for Yeryfine, rare, pink diamonds. Emerald, alexandrite, garnet, and tourmaline are all significantly...tanzanite and the lusciously nch greener-than-emerald tsavorite. Unique geochemistry in the area holds...Tsavo West National Park, Kenya 44 Chapter 4. Emerald and Alexandrite from Tanzania 49 Location 50 History...Garnets of East Africa 73 Rh.odolite of the Lindi District, Tanzania 76 Tsavorite Garnets 76 The Pyrope-...Tanzania 96 Red Dravite Tourmaline from the Narok District, Kenya 99 Uvite-Dravite Chrome Tourmaline 99 |  | | 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 |  | Lake, Donald J., Groat, Lee A., Falck, Hendrik, Mulja, Thomas, CempĆrek, Jan, Kontak, Daniel, Marshall, Daniel, Giuliani, Gaston, Fayek, Mostafa (2017) Genesis of Emerald-Bearing Quartz Veins Associated With the Lened W-Skarn Mineralization, Northwest Territories, Canada. The Canadian Mineralogist, 55 (4) 561-593 doi:10.3749/canmin.1700025 | Journal (article/letter/editorial) | | (2017) DOI: 10.3749/canmin.1700025 GENESIS OF EMERALD-BEARING QUARTZ VEINS ASSOCIATED WITH THE LENED... Winnipeg, Manitoba R3T 2N2, Canada ABSTRACT Emerald at the Lened occurrence in the western Northwest...transparent, bluish green, and can be considered pale emerald. Using field relationships, Ar-Ar dating, whole-rock...B), and mineral chemistry, the sources of the emerald-forming fluids and chromophores have been assessed;...muscovite) Lened emerald occurrence is a Type I (igneous) skarn-hosted emerald deposit related to the proximal |  | Andrianjakavah, Prosper Rakotovao, Salvi, Stefano, BĆ©ziat, Didier, Rakotondrazafy, Michel, Giuliani, Gaston (2009) Proximal and distal styles of pegmatite-related metasomatic emerald mineralization at Ianapera, southern Madagascar. Mineralium Deposita, 44 (7) 817-835 doi:10.1007/s00126-009-0243-5 | Journal (article/letter/editorial) | | distal styles of pegmatite-related metasomatic emerald mineralization at Ianapera, southern Madagascar...Springer-Verlag 2009 Abstract The Ianapera emerald deposit is located in the Neoproterozoic Vohibory Block...within a few kilometers of the Ampanihy shear zone. Emerald mineralization is hosted by metasomatic phlogopite...Another characteristic feature to the Ianapera deposit and, to our knowledge, yet unreported, Editorial...permitting the formation of distal mineralization. Emerald composition was controlled by the chemistry of |  | | Journal (article/letter/editorial) | | Element Geochemistry of Dayakou Vanadium-Dominant Emerald from Malipo (Yunnan, China): Genetic Model and...Geosciences Beijing, 29 Xueyuan Road, Haidian District, Beijing 100083, China; 2009170025@cugb.edu.cn...Abstract: Emerald from the deposit at Dayakou is classified as a vanadium-dominant emerald together with...emeralds and traced the genesis of the Dayakou deposit, there has not been any systematic comparison or...and the crystallization process of the Dayakou emerald remain controversial. In this study, both major |
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Emerald deposit, Leckbachgraben, Nasenkopf mountain, Bramberg am Wildkogel, Zell am See District, Salzburg, Austria