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Ruby

Big Photo

Mogok, Sagaing District, Mandalay Division, Burma (Myanmar)
© 2003 John H. Betts

Show Ruby Photos (185)
Formula:
Al
 
2
O
 
3
Colour:RedHardness:9
A variety of Corundum

A red, gem variety of Corundum. The red colour is caused by minor amounts of trivalent Cr replacing Al in the crystal structure.
Pure Cr2O3 occurs in nature as the mineral eskolaite which is green.

Classification of Ruby

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Physical Properties of Ruby

Colour:Red
Hardness (Mohs):9

Chemical Properties of Ruby

Formula:
Al
 
2
O
 
3
Essential elements:Al, O
All elements listed in formula:Al, O

Other Names for Ruby

Synonyms:
AnthraxOriental Ruby
Arabic names:
ياقوت
Basque names:
Errubi
Bulgarian names:
Рубин
Czech names:
Rubín
Dutch names:
Rubin
Estonian names:
Rubiin
Finnish names:
Rubiini
German names:
Rubin
Hebrew names:
רובי
Polish names:
Rubin
Portuguese names:
Rubin
Romanian names:
Rubin
Russian names:
Рубин
Serbian (Cyrillic Script) names:
Рубин
Slovenian names:
Rubin
Spanish names:
Rubí
Swedish names:
Rubin
Traditional Chinese names:
紅寶石
Varieties:
BarklyiteStar Ruby

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 Ruby

Search Engines:
  • Look for Ruby on Google
  • Look for Ruby images on Google
    • Mineral Dealers:
  • The Arkenstone - Fine Minerals
  • Search for Ruby at Thames Valley Minerals
  • e-Rocks - Mineral Auctions and Sales
  • Buy from David K Joyce minerals
  • Lapis Mineral Magazin
  • Wright's Rock Shop - excellent mineral specimens since 1970
  • Search for Ruby on minvision.com
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Fine Minerals from Dan Weinrich Minerals
  • Wilensky Fine Minerals
  • Buy Minerals and Crystals from Crystalarium.com
  • Find Ruby on www.crystalclassics.co.uk
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    Localities for Ruby

    Hide Locality List
    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.
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    (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
     
    • Kabol (Kabul) Province
      • Sorobi District
    • Konar (Kunar; Konarh; Konarha; Nuristan) Province
      • Sorobi District
    Australia
     
    • New South Wales
      • Gloucester Co.
        • Barrington Tops
      • Selwyn Co.
        • Tumbarumba
    		Wagga Wagga Mine Data Sheets, 1982
    • Northern Territory
    		[MinRec 11:271]
        • Mount Brady
    Zia U. Bajwah, Huckitta 1:250 000 Mineral deposit data series, Northern Territory Geological Survey, 1994
    • South Australia
      • Andamooka Ranges - Lake Torrens area
        • Stuart Shelf area
          • Mt Gunson
    [var: Barklyite] No reference listed
      • Amphitheatre
      • Gippsland
    Burma (Myanmar)
     
    • Kachin State
      • Myitkyina District
    • Mandalay Division
      • Ayeyarwady river (Irrawaddy river)
      • Mainglôn
        • Nampai Valley
    		Dana 6: 1031.
      • Mandalay District
        • Mandalay
      • Sagaing District
        • Mogok
    		No reference listed
    • Shan State
      • Nawarat
    Cambodia
     
    • Krong Pailin (Pailin) Municipality
    		Peter Cristofono
    Rocks & Min.: 20:467.
    • Rattanakiri (Ratanakiri; Rotanokiri) Province
    China
     
    • Hainan Province (Hainan Island)
      • Ding'an Co.
        • Penglai
    		Wang Furui (1988): Gems & Gemology 24(3), 155-160.
    • Yunnan Province
      • Yuxi Prefecture
        • Yuanjiang Co.
    		Dong Ye and Xueliang Liu (2006): Journal of Gems and Gemmmology 8(3), 21-24.
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Liberec Region
        • Jizerské Mts (Iser Mts)
    		Kotrlý, M., Malíková, P., Holub F. X.: Malá Jizerská louka, klasické naleziště drahokamové asociace. Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 1997, roč. 4-5, s. 25-40. and Kotrlý, M., Malíková, P.: Klasická lokalita Malá Jizerská louka. Minerál, 2002, roč. 10, č. 4, s. 251 - 262.
    Germany
     
    • Saxony
      • Döbeln
        • Waldheim
    		H. Vollstädt, R. Baumgärtel: "Einheimische Edelsteine", 2nd. ed., Steinkopff (Dresden), 1977
    Greece
     
    • Macedonia Department
      • Dráma Prefecture
    		Christos Spiromitros collected specimens.
    Greenland
     
    • Kitaa (West Greenland) Province
      • Nuuk (Godthåb)
    		No reference listed
    India
     
    Rob Lavinsky
    • Karnataka
    		No reference listed
    [www.johnbetts-fineminerals.com]
    Kenya
     
    • Coast Province
      • Taita Taveta District
    		Mercier A., Debat P. & Saul J.M. (1999): Exotic origin of the ruby deposits of the Mangari area in SE Kenya. Ore Geology Reviews, 14, 83-104.
        • Tsavo West
    		[www.johnbetts-fineminerals.com]
          • Tsavo West
    Madagascar
     
    • Fianarantsoa Province
      • Horombe region
        • Ihosy Department
          • Ihosy
            • Amboarohy
              • Ambahatraso
    • Toamasina (Tamatave) Province
      • Alaotra-Mangoro Region
        • Andilamena Department
          • Moramanga
    		T.R.Yager: The Mineral Industry of Madagascar. US.Geological Survey Yearbook 2001, 201-204.
      • Eastern Region
        • Vatomandry Department
    Malawi
     
    • Mwanza District
    • Ntcheu District
    Mozambique
     
    • Tete Province
      • Chimessolo
    		António Manuel Ináçio Martins.
    Nepal
    J. Gemmol. 1986. V. 20. N 1. P. 3-10
    J. Gemmol. 1986. V. 20. N 1. P. 3-10
    • Bagmati Zone
      • Dhading District
    		[www.johnbetts-fineminerals.com]
    New Zealand
     
    • South Island
      • Arahura Valley
    Norway
     
    • Aust-Agder
      • Froland
    Pakistan
     
    • Azad Kashmir
      • Muzaffarabad district
    		Dudley Blauwet, Bill Smith and Carol Smith (2004) Table of mineral localities of the northern areas of Pakistan and other selected sites. (in "Pakistan: Minerals, Mountains & Majesty", Lapis International, East Hampton, Connecticut)
        • Neelum Valley
    		Dudley Blauwet, Bill Smith and Carol Smith (2004) Table of mineral localities of the northern areas of Pakistan and other selected sites. (in "Pakistan: Minerals, Mountains & Majesty", Lapis International, East Hampton, Connecticut)
    • Northern Areas
      • Diamar District
    		Dudley Blauwet, Bill Smith and Carol Smith (2004) Table of mineral localities of the northern areas of Pakistan and other selected sites. (in "Pakistan: Minerals, Mountains & Majesty", Lapis International, East Hampton, Connecticut)
      • Gilgit District
    		Gübelin, E. (1982): Die Edelsteinvorkommen Pakistans. 1. Teil. Die Rubine aus dem Hunzatal. LAPIS 7 (5),19-26
    Dudley Blauwet, Bill Smith and Carol Smith (2004) Table of mineral localities of the northern areas of Pakistan and other selected sites. (in "Pakistan: Minerals, Mountains & Majesty", Lapis International, East Hampton, Connecticut)
    Russia
     
    • Northern Region
      • Karelia Republic
        • Northern Karelia
    		[MinRec 28:132]
    • Western-Siberian Region
      • Tyumenskaya Oblast'
        • Polar Urals
    		[MinRec 32:42]
    Somaliland
     
    Sri Lanka
     
    • Central Province
    • North Central Province
    • Sabaragamuwa Province
    No reference listed
    Switzerland
     
    • Grischun (Grisons; Graubünden)
    		Natural History Museum Vienna collection
    Christian Bracke Collection
    Tajikistan
     
    • Viloyati Mukhtori Gorno-Badakhshan (Viloyati Badakhshoni Kuni)
    		[MinRec 32:42]
        • Pyandzh River Valley
    		Pavel M. Kartashov data
    Tanzania
     
    • Arusha Region
    		Min. Rec. 35:145
      • Lake Manyara
    		Emeralds of the World English extraLapis Vol. 2 2002 pp24-35
    • Kilimanjaro Region
      • Mt Kilimanjaro
        • Longido
    		[www.johnbetts-fineminerals.com]
    • Rukwa Region
      • Nkasi District
        • Chala village
    • Ruvuma Region
    Thailand
     
    USA
     
    • Alabama
    		Gems and Minerals of America- Jay Ellis Ransom-1974
    • California
      • San Bernardino Co.
        • San Gabriel Mts
    • Georgia
    		Gems and Minerals of America-Jay Ellis Ransom-1974
    Gems and Minerals of America- Jay Ellis Ransom-1974
    Gems and Minerals of America- Jay Ellis Ransom-1974
    Gems and Minerals of America- Jay Ellis Ransom-1974
    Gems and Minerals of America- Jay Ellis Ransom-1974
    • Indiana
    		Gems and Minerals of America- Jay Ellis Ransom-1974
    • Montana
    		Jay Ellis Ransom,1974, Gems and Minerals of America
    Jay Ellis Ransom,1974, Gems and Minerals of America
    • New Jersey
    		Gems and Minerals of America- Jay Ellis Ransom -1974
    • North Carolina
      • Clay Co.
    Michael Streeter,2003, A Rockhounding Guide to North Carolinas Blue Ridge Mountains
        • Elf School area
    		Michael Streeter,2003, A Rockhounding Guide to North Carolinas Blue Ridge Mountains
    [www.johnbetts-fineminerals.com]
    U.S Bureau of Mines,Spatial Data Extracted from the Minerals System/Mineral Industry Location System(MAS/MILS)CD-Rom,Sep,1995
    Gems and Minerals of America-Jay Ellis Ransom-1974
      • Lincoln Co.
        • Lincolnton
    		Rocks & Min.: 60:56.
      • Macon Co.
        • Alarka
    		U.S Bureau of Mines,Spatial Data Extracted from the Minerals System/Mineral Industry Location System (MAS/MILS)CD-Rom,Sep,1995
    U.S Bureau of Mines,Spatial Data Extracted from the Minerals System/Mineral Industry Location System(MAS/MILS)CD-Rom,Sep,1995
    Wilson,W.F and McKenzie,B.J,1978,Mineral Collecting Sites in North Carolina
    U.S Bureau of Mines,Spatial Data Extacted from the Minerals System/Mineral Industry Location System(MAS/MILS)CD-Rom,Sep,1995.
    U.S Bureau of Mines, Sep, 1995
    U.S Bureau of Mines, Sep, 1995
        • Cowee Valley
          • Ellijay District
    U.S Bureau of Mines, Sep, 1995
    U.S Bureau of Mines, Sep,1995
    U.S Bureau of Mines, Sep,1995
    U.S Bureau of Mines, Sep,1995
    U.S Bureau of Mines, Sep,1995
    Wilson,W.F and McKenzie,B.J,1978,Mineral Collecting Sites in North Carolina,Information Circular 24
    Dana 6: 1077.
    Gems and Minerals of America-Jay Ellis Ransom-1974
      • Transylvania Co.
    		Richard James Jacquot,Jr.2003,Rock,Gem,and Mineral Collecting Sites In Western North Carolina, pg # 144
      • Wake Co.
        • Barton's Creek
    		Rocks & Minerals 47:645-648 (1972)
    • Utah
      • Tooele Co.
        • Oquirrh Mts
          • Ophir District
    		U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
    • Washington
      • Okanogan Co.
        • Riverside
    		 Minerals of Washington, Bart Cannon 1975
    • Wyoming
      • Fremont Co.
        • Granite Mountains
          • Graham Ranch
    		Rocks & Minerals 77:5 pp334-339
    Rocks & Minerals 77:5 pp334-339
        • Tin Cup Mountain
    		Rocks & Minerals 76:386
    Vietnam
     
    • Nghe An (Nghe Tinh) Province
    • Yenbai (Yen Bai) Province
    		[www.johnbetts-fineminerals.com]
    Mineral and/or Locality
    Google
     
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