Cronstedtite-1T
A structural variant of Cronstedtite
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Formula:
Fe2+2Fe3+((Si,Fe3+)2O5)(OH)4
Crystal System:
Trigonal
Unique Identifiers
Mindat ID:
46405
Long-form identifier:
mindat:1:1:46405:5
Chemistry of Cronstedtite-1T
Mindat Formula:
Fe2+2Fe3+((Si,Fe3+)2O5)(OH)4
Element Weights:
Elements listed:
Crystallography of Cronstedtite-1T
Crystal System:
Trigonal
Class (H-M):
3m - Ditrigonal Pyramidal
Space Group:
P3 1m
Setting:
P3 1m
Cell Parameters:
a = 5.512(1) Å, c = 7.106(1) Å
Ratio:
a:c = 1 : 1.289
Unit Cell V:
186.97 ų (Calculated from Unit Cell)
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 Cronstedtite-1T
mindat.org URL:
https://www.mindat.org/min-46405.html
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References for Cronstedtite-1T
Localities for Cronstedtite-1T
ⓘ - 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).
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 (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
- 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.
UK | |
| Kogure et al. (2002) |
