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Black Opal

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Virgin Valley District, Humboldt Co., Nevada, USA
© 2001 John H. Betts

Show Black Opal Photos (8)
A variety of Precious Opal

The most precious kind of opal, this variety of precious opal has a dark background colour.

Classification of Black Opal

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Other Names for Black Opal

Synonyms:
Dark OpalLightning Ridge Opal
Other Languages:

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.

References for Black Opal

Reference List:Jones, J.B. and E.R. Segnit (1971), The nature of opal. I Nomenclature and constituent phases. Journal of the Geological Society of Australia: 18: 57-68.

Anal. Chem. Acta (1994): 286: 107.

Lapis Extra No. 10, Opal (1996).

Internet Links for Black Opal

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  • Fine Minerals from Dan Weinrich Minerals
  • Buy Fine Minerals from mineralsweb.com
  • Fabre Minerals - search for Black Opal specimens
  • SpiriferMinerals.com - high quality specimens
  • Wilensky Fine Minerals
  • Top quality minerals from Kristalle of California
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
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  • Edwards Minerals - Fine Specimens
  • rare and unusual minerals mainly crystallized
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    Localities for Black Opal

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    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.
    Australia
     
    • South Australia
      • Mintabie
    		www.mineshaft.com.au/1.htm.
    Honduras
     
    • Lempira Department
    		N. Jb. Mineral. Abh. 186 (2009) 11-20.
    Hungary
    www.giant.net.au/users/bmi/prof.htm.
    www.giant.net.au/users/bmi/prof.htm.
    • Borsod-Abaúj-Zemplén Co.
      • Zempléni Mts.
        • Erdőhorváti
    Szakáll & Gatter: Hungarian Mineral Species, 1993
        • Komlóska
    		Koch: Minerals of Hungary, 1985
        • Legyesbénye
    		Szakáll: Top.Min. Hun.
        • Megyaszó
        • Monok
    		Szakáll: Topographia Mineralogica Hungariae III.
        • Tállya
        • Telkibánya
    USA
     
    • Nevada
      • Humboldt Co.
    		[www.johnbetts-fineminerals.com]
    Mineral and/or Locality
    Google
     
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the 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 hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 3rd Nov 2009 20:00:04