UM1998-05-CO:CaCeF
Valid as an unnamed mineral
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Formula:
Ca6Ce14(CO3)20F14
Crystal System:
Hexagonal
Regularly interstratified bastnäsite-(Ce)/synchysite-(Ce). Reported as "B8S6-II". Found as regular, mixed-layer structures within parisite-(Ce).
Co-described with 5 similar species: UM1998-04-CO:CaCeF, UM1998-06-CO:CaCeF, UM1998-07-CO:CaCeF, UM1998-08-CO:CaCeF, and UM1998-09-CO:CaCeF. Maximum diameter of this and the other species is ca. 0.5 micron.
Differs from UM1998-04-CO:CaCeF in layer arrangement and stacking sequence.
Co-described with 5 similar species: UM1998-04-CO:CaCeF, UM1998-06-CO:CaCeF, UM1998-07-CO:CaCeF, UM1998-08-CO:CaCeF, and UM1998-09-CO:CaCeF. Maximum diameter of this and the other species is ca. 0.5 micron.
Differs from UM1998-04-CO:CaCeF in layer arrangement and stacking sequence.
Unique Identifiers
Mindat ID:
54125
Long-form identifier:
mindat:1:1:54125:7
GUID
(UUID V4):
(UUID V4):
0db0ac3b-742e-4f48-bd1f-c4bf44fff0e7
Classification of UM1998-05-CO:CaCeF
IMA status notes:
Unnamed (probably valid)
Chemical Properties of UM1998-05-CO:CaCeF
Formula:
Ca6Ce14(CO3)20F14
Crystallography of UM1998-05-CO:CaCeF
Crystal System:
Hexagonal
Cell Parameters:
a = 7.07 Å, c = 94.20 Å
Ratio:
a:c = 1 : 13.324
Unit Cell V:
4,077.75 ų (Calculated from Unit Cell)
Comment:
Space group is P6/m, P6, or P-6
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.
References for UM1998-05-CO:CaCeF
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Wu, X., Meng, D., Pan, Zh., Yang, G. (1998): Transmission electron microscopic study of new, regular, mixed-layer structures in calcium–rareearth fluorocarbonate minerals. Mineral. Mag.: 62: 55–64; in: Jambor, J.L., Kovalenker, V.A., Roberts, A.C. (1998): New mineral names. American Mineralogist: 83: 1119
Smith, D.G.W., Nickel, E.H. (2007): A System of Codification for Unnamed Minerals: Report of the SubCommittee for Unnamed Minerals of the IMA Commission on New Minerals, Nomenclature and Classification (2012 Update). Canadian Mineralogist: 45: 983-1055; http://nrmima.nrm.se (2016) (Update: 2012-01)
Internet Links for UM1998-05-CO:CaCeF
mindat.org URL:
https://www.mindat.org/min-54125.html
Please feel free to link to this page.
Please feel free to link to this page.
Mineral Dealers:
Localities for UM1998-05-CO:CaCeF
ⓘ - 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.
China | |
Wu, X., Meng, D., Pan, Zh., Yang, G. (1998): Transmission electron microscopic study of new, regular, mixed-layer structures in calcium–rareearth fluorocarbonate minerals. Mineral. Mag.: 62: 55–64; in: Jambor, J.L., Kovalenker, V.A., Roberts, A.C. (1998): New mineral names. American Mineralogist: 83: 1119 |