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About CacholongHide

SiO2 · nH2O
An opaque, highly porous opal.

Chemical Properties of CacholongHide

SiO2 · nH2O

Synonyms of CacholongHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Chalcedony2 photos of Cacholong associated with Chalcedony on
Quartz1 photo of Cacholong associated with Quartz on

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 CacholongHide

Localities for CacholongHide

ⓘ - 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.
Czech Republic
  • South Moravia Region
    • Blansko
Dana RICHTEROVÁ, Antonín PŘICHYSTAL and Zdeněk LOSOS, "Moravian Jurassic Geodes and their Geological Significance," GeoLines 13, 2001, p. 106. (
  • Saxony
    • Erzgebirge District
      • Eibenstock
        • Sosa
          • Auersberg
Lapis 33 (10), 38-40.
  • Karaganda
    • Zhanaarka District (Zhana-Arkinskii)
Gems of Kazakhstan, - textbook, Almaty, 1999, v.1, pp. 71-73 (in Rus.)
  • Urals Region
    • Southern Urals
      • Orenburgskaya Oblast
        • Adamovsky District
  • Prešov Region
    • Prešov Co.
      • Červenica
        • Dubník
Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590
  • Navoiy Region
    • Central Kyzylkum Region
      • Bukantau Mts
Pechenkin, V.G., and Pechenkin, I.G. (2005): Lithology and Mineral Resources 40(5), 462-471.
  • Matabeleland North
    • Hwange District
      • Dinde
Wolfgang Hampel, site visit July 2014
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