M & W Minerals
Walter R. Kellogg
517 294 6709
Barbora adit, Knottel area, Krupka, Krusne Hory Mts, Usti Region, Bohemia, Czech Republic
4.9 x 3.6 x 3.1 cm
In this specimen, there are several massive, dark blebs of this rare sulfosalt. There are more blebs on the side of the specimen not depicted.