К минералам

RRUFF #6823

Armellinoite-(Ce)

Элементы:CaCeAsOH
Valence:CaCe^4+As^5+OH

Химия

IMA chemistry:
Ca4Ce4+(AsO4)4·H2O
Valence chemistry:
Ca4Ce4+(As5+O4)4·H2O

Классификация

Crystal systems:
tetragonal
Space groups:
I41, a
Structural group:
Pottsite
IMA status:
Approved

Происхождение

Country:
Italy
Published:
2018
Paragenetic modes:
Biotic, Secondary, Stage 7: Great Oxidation Event, PM47 - Low-T subaerial oxidative hydration/weathering

Примечания

Cámara F, Ciriotti M E, Kolitsch U, Bosi F, Bittarello E, Brizio P, Vignola P, Blaß G (2021) Armellinoite-(Ce), Ca4Ce4+(AsO4)4⋅H2O, a new mineral species isostructural with pottsite, (Pb3Bi)Bi(VO4)4·H2O. Mineralogical Magazine 85, 901-909