К минералам

RRUFF #827

Alforsite

Элементы:BaPOCl
Valence:BaPOCl

Химия

IMA chemistry:
Ba5(PO4)3Cl
Valence chemistry:
Ba5(PO4)3Cl

Классификация

Crystal systems:
hexagonal
Space groups:
P63, m
Structural group:
Apatite
IMA status:
Approved

Происхождение

Country:
USA
Published:
1980
Oldest age Ma:
542
Paragenetic modes:
Abiotic, Biotic, Stage 4a: Earth's earliest continental crust, PM26 - Hadean detrital minerals, Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere, PM51 - Pyrometamorphic minerals

Примечания

Newberry N G, Essene E J, Peacor D R (1981) Alforsite, a new member of the apatite group: the barium analogue of chlorapatite. American Mineralogist 66, 1050-1053