Category Sulfosalt Crystal system Monoclinic | Formula
(repeating unit) Tl6Pb32As70S140 Space group P21/c | |
Crystal class Prismatic (2/m)
(same H-M symbol) Unit cell a = 37.62, b = 7.88
c = 20.07 [Å]; β = 101.93° (approximated) | ||
Enneasartorite is a very rare mineral with formula Tl6Pb32As70S140. It belongs to sartorite homologous series. It is related to other recently approved minerals of the sartorite series: hendekasartorite and heptasartorite. All come from Lengenbach quarry in Switzerland, which is famous for thallium sulfosalts. Enneasartorite is chemically similar to edenharterite and hutchinsonite.
References
Enneasartorite Wikipedia(Text) CC BY-SA