RRUFF #5659

Aluminocerite-(CeCa)

Элементы:Ce Ca Al Si O H

Valence:Ce^3+Ca Al Si O H

Химия

IMA chemistry:: (Ce6Ca3)☐Al(SiO4)3(SiO3OH)4(OH)3
Valence chemistry:: (Ce3+6Ca3)☐Al(SiO4)3(SiO3OH)4(OH)3

Классификация

Crystal systems:: hexagonal
Space groups:: R3c
Structural group:: Cerite
IMA status:: Approved, Redefined

Происхождение

Country:: Italy
Published:: 2007
Oldest age Ma:: 485
Paragenetic modes:: Abiotic, Primary, Stage 4b: Highly evolved igneous rocks, PM35 - Ultra-alkali and agpaitic igneous rocks, PM36 - Carbonatites & kimberlites

Примечания

Nestola F, Guastoni A, Cámara F, Secco L, Dal Negro A, Pedron D, Beran A (2009) Aluminocerite-Ce: A new species from Baveno, Italy: Description and crystal-structure determination. American Mineralogist 94, 487-493 Name changed from aluminocerite-(Ce) and formula changed from (Ce,REE,Ca)9(Al,Fe3+)(SiO4)3[SiO3(OH)]4(OH)3: Atencio D, Azzi A A, Qu K, Miyawaki R, Bosi F, Momma K (2023) Changes to the cerite group nomenclature. European Journal of Mineralogy 35, 1027-1030