Many patches of gold in crystaline quartz with a few stannite crystals.
Ex David J. Eicher Collection, Wisconsin. Ex John H. Eicher Collection.
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...