К минералам

RRUFF #3698

Alum-(K)

Элементы:KAlSOH
Valence:KAlS^6+OH

Химия

IMA chemistry:
KAl(SO4)2·12H2O
Valence chemistry:
KAl(S6+O4)2·12H2O

Классификация

Crystal systems:
cubic
Space groups:
Pa3
Structural group:
Alum
IMA status:
Approved, Renamed

Происхождение

Country:
Italy ?
Published:
1951
Oldest age Ma:
3110
Paragenetic modes:
Biotic, Secondary, Stage 7: Great Oxidation Event, PM45 - Oxidized fumarolic minerals, PM47 - Low-T subaerial oxidative hydration/weathering, Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere, PM50 - Coal and/or oil shale minerals

Примечания

Pliny (77) Book XXXV, Chapter 52. Alumen, and the several varieties of it; thirty-eight remedies, in The Natural History of Pliny Potassium species distinguished: Palache C, Berman H, Frondel C (1951) 29.5.5.1 Potash alum [KAl(SO4)2·12H2O]. in The System of Mineralogy, Volume II, Seventh Edition John Wiley and Sons, Inc (New York) 472-474 Name changed from potassium alum: Burke E A J (2008) Tidying up mineral names: An IMA-CNMNC scheme for suffixes, hyphens and diacritical marks. The Mineralogical Record 39, 131-135