К минералам

RRUFF #873

Ammoniojarosite

Элементы:NHFeSO
Valence:N^3-HFe^3+S^6+O

Химия

IMA chemistry:
(NH4)Fe3+3(SO4)2(OH)6
Valence chemistry:
N3-H4Fe3+3(S6+O4)2(OH)6

Классификация

Crystal systems:
hexagonal
Space groups:
R3m
Structural group:
Alunite-Alunite
IMA status:
Approved, Redefined

Происхождение

Country:
USA
Published:
1927
Oldest age Ma:
1000
Paragenetic modes:
Biotic, Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere, PM50 - Coal and/or oil shale minerals, Stage 10b: Anthropogenic minerals, PM54 - Coal and other mine fire minerals, PM55 - Anthropogenic mine minerals

Примечания

Shannon E V (1927) Ammoniojarosite, a new mineral of the jarosite group of Utah. American Mineralogist 12, 424-426 Reclassified: Scott K M (1987) Solid solution in, and classification of, gossan-derived members of the alunite-jarosite family, northwest Queensland, Australia. American Mineralogist 72, 178-187