Chesofiite
Valid as an unnamed mineral
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Formula:
Ca9(Si2O7)3 · CaCl2
Also written as Ca10(Si2O7)3Cl2
Colour:
Reddish brown, colourless
Crystal System:
Monoclinic
A substance of anthropogenic origin (burning coal mine dump). Current IMA regulations do not allow such substances to be approved as valid mineral species.
Related to rusinovite.
Related to rusinovite.
Unique Identifiers
Mindat ID:
32128
Long-form identifier:
mindat:1:1:32128:2
GUID
(UUID V4):
(UUID V4):
14e58a56-22e2-4bcf-9f77-1c8774602b11
IMA Classification of Chesofiite
IMA status notes:
Unnamed (probably valid)
Approval history:
Unnamed, but probably valid.
Physical Properties of Chesofiite
Colour:
Reddish brown, colourless
Chemistry of Chesofiite
Mindat Formula:
Ca9(Si2O7)3 · CaCl2
Also written as Ca10(Si2O7)3Cl2
Also written as Ca10(Si2O7)3Cl2
Elements listed:
Crystallography of Chesofiite
Crystal System:
Monoclinic
Cell Parameters:
a = 18.656(1) Å, b = 14.112(1) Å, c = 18.1396(5) Å
β = 111.65(1)°
β = 111.65(1)°
Ratio:
a:b:c = 1.322 : 1 : 1.285
Unit Cell V:
4,438.77 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 Chesofiite
mindat.org URL:
https://www.mindat.org/min-32128.html
Please feel free to link to this page.
Please feel free to link to this page.
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References for Chesofiite
Reference List:
Localities for Chesofiite
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).
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.
All localities listed without proper references should be considered as questionable.
Russia | |
| Sharygin (2015) |
Cesnokov et al. (1998) | |
| Chesnokov et al. (1994) +1 other reference |
Pekov (1998) | |
Exotic Minerals of Russia. |