Acanthite
Database ID:782
Изображения
1 изображений
IMA chemistry
Ag2S
Valence chemistry
Ag1+2S2-
Valence elements
Ag1+S2-
Классификация
Crystal systems
Моноклинная
Space groups
P21, n
IMA symbol
Aca
IMA status
Approved, Grandfathered
Structural group
Acanthite
Status notes
Kenngott A (1855) Ueber den Akanthit, eine neue Species in dem Geschlechte der Silber-Glanze. Annalen der Physik und Chemie 95, 462-464
Country
Czech Republic
Published
1855
Oldest age Ma
4 000
Paragenetic modes
AbioticBioticPrimarySecondaryStage 4a: Earth's earliest continental crustPM33 - Hydrothermal metal depositsStage 10a: Neoproterozoic oxygenation/terrestrial biospherePM49 - Oxic cellular biomineralization