Abenakiite-(Ce)
IMA number:IMA1991-054Database ID:778
IMA chemistry
Na26Ce6(Si6O18)(PO4)6(CO3)6(SO2)O
Valence chemistry
Na26Ce3+6(SiO3)6(PO4)6(CO3)6(S4+O2)O
Классификация
Crystal systems
Гексагональная
Space groups
R3
IMA symbol
Abk-Ce
IMA status
Approved
Structural group
Not in a structural group
Status notes
McDonald A M, Chao G Y, Grice J D (1994) Abenakiite-(Ce), a new silicophosphate carbonate mineral from Mont Saint-Hilaire, Quebec: description and structure determination. The Canadian Mineralogist 32, 843-854
Country
Canada
Published
1991
Oldest age Ma
124
Paragenetic modes
AbioticPrimaryStage 4b: Highly evolved igneous rocksPM35 - Ultra-alkali and agpaitic igneous rocks