AM_Krupkaite_6 Formula: Cu Bi3 Pb S6 Name: Krupkaite Unit cell: 11.15 11.51 4.01 90.0 90.0 90.0 , V=514.63 Space group: PB21M (26)
Synecek V , Hybler J , Neues Jahrbuch fur Mineralogie, Monatshefte , 1974 (1974) p.541-560, The crystal structures of krupkaite, CuPbBi3S6, and of gladite, CuPbBi5S9,, and the classification of superstructures in the bismuthinite-aikinite group,, Locality: Krupka, Ore Mountains, NW-Bohemia