Askanite
A variety of Montmorillonite
This page is currently not sponsored. Click here to sponsor this page.
Formula:
(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
A variety of Montmorillonite - a decomposition product of volcanic ash.
Originally described from Askana, Ozurgety District, Georgia.
Originally described from Askana, Ozurgety District, Georgia.
Unique Identifiers
Mindat ID:
392 (as Askanite)
2821 (as Montmorillonite)
2821 (as Montmorillonite)
Long-form identifier:
mindat:1:1:392:4 (as Askanite)
mindat:1:1:2821:5 (as Montmorillonite)
mindat:1:1:2821:5 (as Montmorillonite)
Similar Names
Chemistry of Askanite
Mindat Formula:
(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Element Weights:
Synonyms of Askanite
Other Language Names for Askanite
Other Information
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 Askanite
mindat.org URL:
https://www.mindat.org/min-392.html
Please feel free to link to this page.
Please feel free to link to this page.
Search Engines:
Mineral Dealers:
References for Askanite
Reference List:
Localities for Askanite
Showing 3 localities.
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and 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).
All localities listed without proper references should be considered as questionable.
China | |
| Zhenmi Liu (2000) |
Georgia | |
| Ralph E. Grim (2011) |
Russia | |
| Kuleshov et al. (2002) |
