Minerals
Heptasartorite
heptasartorite
Tl7Pb22As55S108
Heptasartorite: Mineral information, data and localities. — via www.mindat.org · Source
Overview
Heptasartorite is a very rare mineral with formula Tl7Pb22As55S108. It belongs to sartorite homologous series. It is related to other recently approved minerals of the series: enneasartorite and hendekasartorite. All three minerals come from a quarry in Lengenbach, Switzerland, which is famous of thallium minerals. Chemically similar minerals include edenharterite and hutchinsonite.