Massive crystal aggregates of an Indium-rich Stannite, together with minor Pyrite. Very old specimens, collect around 1900. Ex Bergakedemie in Freiberg (Freiberg University of Mining and Technology). Reanalysed by Gunnar Farber. Analysis:
At%
S K 44.86
InL 1.13
SnL 12.03
FeK 13.40
CuK 28.57