Mindat Logo

Demantoid

This page kindly sponsored by PGB, dedicated to a friend: FRANCESCO BEDOGNE



Name:Named by Nils Gustaf Nordenskiøld from the archaic German word "Demant" which means "diamond" in allusion to its very high brilliance resembling that of diamond.
A variety of Andradite

Garnet group.

A green variety of Andradite.
Originally described from Telyanskai River, Kemennya Teliyana, Nizhne-Tagil'skoye (Mednorudyanskoye) Cu Deposit, Nizhnii Tagil, Sverdlovskaya Oblast', Urals Region, Russia.

Visit gemdat.org for gemological information about Demantoid. Currently in public beta-test.

Classification of Demantoid

mindat.org URL:http://www.mindat.org/min-1258.html
Please feel free to link to this page.

Other Names for Demantoid

Other Languages:
Simplified Chinese:翠榴石

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for Demantoid

Search Engines:
  • Look for Demantoid on Google
  • Look for Demantoid images on Google
  • Mineral Dealers:
  • rare and unusual minerals mainly crystallized
  • Top quality minerals from Kristalle of California
  • Wilensky Fine Minerals
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Fine minerals from bisbeeborn.com
  • Buy minerals from YourMineralCollection
  • Find Demantoid on www.crystalclassics.co.uk
  • Buy from David K Joyce minerals
  • Buy from McDougall Minerals
  • Lapis Mineral Magazin
  • High-end worldwide specimens & outstanding customer service
  • Specimens:The following Demantoid specimens are currently listed for sale on minfind.com.

    Localities for Demantoid

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Afghanistan
     
    Rob Lavinsky specimen
    Argentina
     
    • Mendoza
      • Malargüe Department
        • Morro de Yeso
    Dr. Jorge Dascal and Gunnar Farber specimens
    Canada
     
    • Québec
      • Chaudière-Appalaches
        • Les Appalaches RCM
          • Saint-Joseph-de-Coleraine
    Amabili, M., Spertini, F., Auguste, M. B., and Bonin, G., (2009) Famous Mineral Localities: The Lac D'Amiante Mine, Back Lake, Thetford Mines, Quebec. Mineralogical Record 40(4) 297-304.
    www.alpinegems.net
    China
     
    • Xinjiang Autonomous Region
      • Yili Hasake Autonomous Prefecture (Ili Kazakh Autonomous Prefecture)
        • Tacheng Prefecture (Tarbaghatay Prefecture)
          • Tuoli Co. (Toli Co.)
            • Sartohay (Sartokay; Sartuohai; Saertuohai)
    Yanling Tang (2005): Non-metallic deposits of Xinjiang, China [Zhongguo Xinjiang Fei Jinshu Kuangchuang]. Geological Publishing House (Beijing), 289 pp.
    Germany
     
    • Bavaria
      • Franconia
        • Münchberg Metamorphic complex
          • Oberkotzau
            • Wurlitz
    F. Müller: "Bayerns steinreiche Ecke", 2nd ed., Oberfränkische Verlagsanstalt (Hof), 1984
          • Zell
    F. Müller: "Bayerns steinreiche Ecke", 2nd ed., Oberfränkische Verlagsanstalt (Hof), 1984
    • Hesse
      • Dillenburg District
        • Hirzenhain
    S. Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
    Iran
     
    • Kerman Province
      • Baft District
    Gems and Gemology, Volume 38, Issue 1
    • West Azarbaijan Province (West Azerbaijan Province)
      • Takab
    Vachik Hairapetian Collection
    Italy
     
    • Aosta Valley
      • Emarese
    Del Caldo A.,Moro C.,Gramaccioli C.M.,Boscardin M.-Guida ai Minerali-Fratelli Fabbri Editori (1973)
    C.M. Gramaccioli (1975)-Minerali alpini e Prealpini-Edizioni Atlas Bergamo
    • Lombardy
      • Sondrio Province
        • Valtellina
    No reference listed
            • Lanterna Valley
              • Lanzada
    Bedognè, F., Montrasio, A., Sciesa, E. (1993) I minerali della provincia di Sondrio: Valmalenco. Bettini, Sondrio, 275 pp. Domenico Preite Collection & Photo
                • Campo Franscia (Franscia)
    De Michele, V. (1974). Guida mineralogica d'Italia. Istituto Geografico De Agostini, Novara, 2 vol.
                • Scerscen Valley
    Tabacchi, C. (1972) Le cave di amianto abbandonate in località Vallone di Scerscen (Val Malenco, Sondrio). Notizie Gr. Mineral. Lomb., 4, 88-89.
    Gramaccioli, C.M. (1962) I minerali valtellinesi nella raccolta di Pietro Sigismund. Ed. privata, Milano, 179 pp. Bedognè, F. (1970) Località di ritrovamento dei demantoidi. In: Boscardin, M., De Michele, V., Scaini, G. Itinerari mineralogici della Lombardia. Ed. Museo Civ. St. Nat. e Soc. It. Sci. Nat., Milano, 86-88. Bedognè, F., Montrasio, A., Sciesa, E. (1993) I minerali della provincia di Sondrio: Valmalenco. Bettini, Sondrio, 275 pp.
    Bedognè, F., Montrasio, A., Sciesa, E. (1993) I minerali della provincia di Sondrio: Valmalenco. Bettini, Sondrio, 275 pp.
    De Michele, V. (1974). Guida mineralogica d'Italia. Istituto Geografico De Agostini, Novara, 2 vol. ; Giovanni Scapin specimen
    • Piedmont
      • Torino Province
        • Lanzo Valleys
          • Ala Valley
            • Balme
              • Mussa Alp (Pian della Mussa; Piano della Mussa; La Mussa; Lamussa)
    Gramaccioli, C.M. (1975). Minerali alpini e prealpini. Istituto Italiano Edizioni Atlas, Bergamo, 2 vol.
    Japan
     
    • Honshu Island
      • Kanto Region
        • Saitama Prefecture
          • Chichibu City
            • Ohtaki-mura
              • Nakatsugawa
    Specimens on sale at TIMA show, Tokyo, 2012.
    Madagascar
     
    • Antsiranana Province
      • Diana Region (Northern Region)
        • Ambanja District
          • Maherivaratra Commune
            • Antetezambato (Tetezambato)
    Pezzotta, F. (2009). Demantoide e Topazolite: nuovo ritrovamento in Madgascar. Rivista Mineralogica Italiana, n.3-2009, 198-200; Pezzotta, F. (2010): Demantoid und Topazolith aus Antetezambato, Nordmadagaskar. Lapis, 35 (10), 31-39; 90; Hintze, J. (2010): Eine Reise zu den Demantoiden von Antetezambato. Lapis, 35 (10), 40-43 (in German).
    Mexico
     
    • Veracruz
      • Mun. de Tatatila
        • Piedra Parada (Piedras Parado)
    Jordi Fabre photo
    Namibia
     
    • Erongo Region
      • Karibib District
    Bezing, L. von, Bode, R. & Jahn, S. (2007): Namibia. Mineralien und Fundstellen. Edition Schloss Freudenstein, Bode Verlag, Haltern, 856 pp. (in German)
    Rob Lavinsky
    Locker, H. (2011): Mineraliensammeln im Urlaub: Grün ist die Hoffung: Auf der Suche nach Demantoiden in Namibia. Lapis 36 (12): 26-29
    Manfred Lehrl (pers. comm. to U. Kolitsch, 2011)
    Bezing, L. von, Bode, R. & Jahn, S. (2007): Namibia. Mineralien und Fundstellen. Edition Schloss Freudenstein, Bode Verlag, Haltern, 856 pp. (in German)
        • Usakos
    Min Rec 29:140
      • Omaruru District
    Von Bezing, L., Bode, R., and Jahn, S., (2008) Namibia Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag GmbH, Haltern, pp 451 (in English).
    Von Bezing, L., Bode, R., and Jahn, S., (2008) Namibia Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag GmbH, Haltern, 451 pp (in English).
    Von Bezing, L., Bode, R., and Jahn, S., (2008) Namibia Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag GmbH, Haltern, 451 pp (in English).
    Russia
     
    • Far-Eastern Region
      • Chukotskii Autonomous Okrug
        • Koryakskoe plateau
    http://geo.web.ru/druza/l-Tamvatnei.htm; http://www.pegmatite.ru/
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Kovdor Massif
    [World of Stones 95:5-6, p64]
    • Urals Region
      • Middle Urals
        • Sverdlovskaya Oblast'
          • Ekaterinburg (Sverdlovsk)
    Sehrig, M. (2008): Lapis 33 (11), 32-35.
          • Nizhnii Tagil
            • Kamennaya Telyana
    No reference listed
      • Southern Urals
        • Chelyabinsk Oblast'
          • Ufaley District (Ufalei District)
            • Korkodin
    [MinRec 32:42]
    Slovakia
     
    • Košice Region
      • Rožňava Co.
    Duda, Rejl, Slivka: "Mineralien", 1991
    Spain
     
    • Extremadura
      • Badajoz
        • Burguillos del Cerro
    • Galicia
      • A Coruña (La Coruña)
        • Cariño (Ortigueira)
          • Cabo Ortegal complex
    Madon, M., Gil, J.I., Via, J. and Girardeau, J. (1991). Characterization and thermodynamic properties of andradite, Ca3Fe2Si3O12. American Mineralogist, 76:1249-1260.
    Sri Lanka
     
    • Sabaragamuwa Province
      • Ratnapura District
        • Ratnapura
    Ceylon Aluvial Mine, (Book, Co. 2002)
    Switzerland
     
    • Grischun (Grisons; Graubünden)
      • Poschiavo Valley
        • Poschiavo (Puschlav)
          • Selva
    Romani E. (2000): Andar per cristalli - Tesori nascosti. Centro studi del Museo mineralogico naturalistico di Bormio, 151 p.
    • Wallis (Valais)
      • Binn Valley
        • Geisspfad area
    found by FdW
      • Zermatt - Saas Fee area
        • Matt Valley
          • Zermatt
            • Findel glacier (Findeln glacier; Findelen glacier) area
    Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 38-39
        • Saas Valley
          • Saas Fee
            • Fee Glacier
    Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 38
    Ref.: Stalder, H. A., de Quervain, F., Niggli, E., Graeser, St., Die Mineralfunde der Schweiz, (1973), p. 321
    Tajikistan
     
    • Viloyati Mukhtori Gorno-Badakhshan (Viloyati Badakhshoni Kuni)
    [MinRec 32:42]
    • Viloyati Sogd (Viloyati Sughd; Viloyati Khodzhent; Viloyati Leninabad)
      • Kuraminskii Range
    USA
     
    • California
      • San Benito Co.
        • Diablo Range
          • New Idria District
    www.mineralsocal.org
            • New Idria
    [www.johnbetts-fineminerals.com]
    Mineral and/or Locality  
    Search Google  
    Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
    Current server date and time: August 20, 2014 04:50:43
    Mineral and Locality Search
    Mineral:
    and/or Locality:
    Options
    Fade toolbar when not in focusFix toolbar to bottom of page
    Hide Social Media Links
    Slideshow frame delay seconds