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Sardonyx

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Formula:
SiO2
A variety of Agate

A variety of Agate with reddish-brown and either black or white bands.

Visit gemdat.org for gemological information about Sardonyx.


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Chemical Properties of SardonyxHide

Formula:
SiO2

Synonyms of SardonyxHide

Other Language Names for SardonyxHide

Simplified Chinese:缠丝玛瑙

Other InformationHide

Health Risks:
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 SardonyxHide

Localities for SardonyxHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
China
 
  • Xinjiang Autonomous Region
    • Hami Prefecture (Kumul Prefecture; Qumul Prefecture)
      • Yiwu Co. (Aratürük Co.)
        • Naomaohu
Yanling Tang (2005): Non-metallic deposits of Xinjiang, China [Zhongguo Xinjiang Fei Jinshu Kuangchuang]. Geological Publishing House (Beijing), 289 pp.
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Liberec Region
      • Jizerské Mtn (Iser Mtn)
geological prospecting, 2008 - 2009, Czech geological Organization
India
 
  • Madhya Pradesh
    • Jabalpur Division
Richard M. Pearl: "Minerals of India", Mineral Digest, vol. 2.
USA
 
  • Alabama
    • Blount Co.
Mineralogy of Alabama Geol Surv Ala. Bull 120
Gems and Minerals of America- Jay Ellis Ransom-1974
  • Arizona
    • Mohave Co.
      • Black Mts
        • Oatman District (San Francisco District; Union Pass District)
Blair, 1992. Rockhounding Arizona.
    • Yuma Co.
Blair, 1992. Rockhounding Arizona, p.157.
  • Colorado
    • Grand Co.
Minerals of Colorado (1997) E.B. Eckels
  • Connecticut
    • Litchfield Co.
      • Torrington
Orcutt, Rev. Samuel. (1878), History of Torrington, Connecticut. J. Munsell, Albany: 174-179.
  • Florida
    • Hillsborough Co.
      • Tampa
        • Tampa Bay
Zeitner (1968) Appalachian Gem Trails
  • New Jersey
Gems and Minerals of America -Jay Ellis Ransom-1974
Gems and Minerals of America - Jay Ellis Ransom-1974
  • North Carolina
Gems and Minerals of America- Jay Ellis Ransom-1974
Gems and Minerals of America-Jay Ellis Ranson-1974
Zeitner,J.C.,1968,Appalachian mineral and gem trails,Lapidary Journal
  • Rhode Island
    • Providence Co.
      • Cumberland
AmMIn 11:334-340
Mineral and/or Locality  
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