К минералам

RRUFF #810

Ajoite

Элементы:KCuAlSiOH
Valence:KCu^2+AlSiOH

Химия

IMA chemistry:
K3Cu2+20Al3Si29O76(OH)16·8H2O
Valence chemistry:
K3Cu2+20Al3Si29O76(OH)16·8H2O

Классификация

Crystal systems:
triclinic
Space groups:
P1
Structural group:
Ajoite
IMA status:
Approved

Происхождение

Country:
USA
Published:
1958
Oldest age Ma:
372
Paragenetic modes:
Biotic, Secondary, Stage 7: Great Oxidation Event, PM47 - Low-T subaerial oxidative hydration/weathering

Примечания

Schaller W T, Vlisidis A C, (1958) Ajoite, a new hydrous aluminum copper silicate. American Mineralogist 43, 1107-1111 Chemical formula revised: Chao G Y (1981) Ajoite: new data. American Mineralogist 66, 201-203 Chemical formula revised again: Pluth J J, Smith J V (2002) Arizona porphyry copper/hydrothermal deposits II: Crystal structure of ajoite, (K+Na) 3 Cu 20 Al 3 Si 29 O 7 (OH) 16 ·~8H 2 O, Proceedings of the National Academy of Sciences 99, 11002-11005