What is "cadmoindite"

n. (context mineral English) An isometric-hexoctahedral mineral containing cadmium, germanium, indium, iron, sulfur, and zinc.

Cadmoindite (CdInS) is a rare cadmium indium sulfide mineral discovered in Siberia around the vent of a high-temperature (450–600 °C) fumarole at the Kudriavy volcano, Iturup Island in the Kuril Islands. It has also been reported from the Kateřina Coal Mine in Bohemia, Czech Republic.