К минералам

RRUFF #1025

Barbosalite

Элементы:FePOH
Valence:Fe^2+Fe^3+POH

Химия

IMA chemistry:
Fe2+Fe3+2(PO4)2(OH)2
Valence chemistry:
Fe2+Fe3+2(PO4)2(OH)2

Классификация

Crystal systems:
monoclinic
Space groups:
P21, c, n
Structural group:
Lazulite
IMA status:
Approved, Grandfathered

Происхождение

Country:
Brazil
Published:
1954
Oldest age Ma:
2046
Paragenetic modes:
Abiotic, Biotic, Primary, Secondary, Stage 4b: Highly evolved igneous rocks, PM34 - Complex granite pegmatites, Stage 7: Great Oxidation Event, PM47 - Low-T subaerial oxidative hydration/weathering

Примечания

Lindberg M L, Pecora W T (1954) Tavorite and barbosalite: two new phosphate minerals from Minas Gerais, Brazil. Science 119, 739-739