К минералам

RRUFF #804

Agrellite

Элементы:NaCaSiOF
Valence:NaCaSiOF

Химия

IMA chemistry:
NaCa2Si4O10F
Valence chemistry:
NaCa2Si4O10F

Классификация

Crystal systems:
triclinic
Space groups:
P1
Structural group:
Not in a structural group
IMA status:
Approved

Происхождение

Country:
Canada
Published:
1973
Oldest age Ma:
1240
Paragenetic modes:
Abiotic, Primary, Stage 4b: Highly evolved igneous rocks, PM35 - Ultra-alkali and agpaitic igneous rocks

Примечания

Gittins J, Bown M G, Sturman D (1976) Agrellite, a new rock-forming mineral in regionally metamorphosed agpaitic alkalic rocks. The Canadian Mineralogist 14, 120-126