Cryptoperthite
A variety of 'Perthite' [Feldspar Group]
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About Cryptoperthite
A variety of perthite with lamella of submicroscopic thickness.
Unique Identifiers
Mindat ID:
9001 (as Cryptoperthite)
1624 (as Feldspar Group)
1624 (as Feldspar Group)
Long-form identifier:
mindat:1:1:9001:4 (as Cryptoperthite)
mindat:1:1:1624:3 (as Feldspar Group)
mindat:1:1:1624:3 (as Feldspar Group)
Other Language Names for Cryptoperthite
German:Cryptoperthit
Spanish:Cryptoperthita
Common Associates
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 Cryptoperthite
mindat.org URL:
https://www.mindat.org/min-9001.html
Please feel free to link to this page.
Please feel free to link to this page.
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References for Cryptoperthite
Reference List:
Brown, William L., Parsons, Ian (1984) Exsolution and coarsening mechanisms and kinetics in an ordered cryptoperthite series. Contributions to Mineralogy and Petrology, 86 (1) 3-18 doi:10.1007/bf00373706
Localities for Cryptoperthite
Showing 30 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.
Kjela, Yxney, Østerøya, Sandefjord, Vestfold, Norway