AM_Hammarite Formula: Bi4 Pb2 Cu2 S9 Name: Hammarite Unit cell: 33.7726 11.5857 4.01 90.0 90.0 90.0 , V=1569.03 Space group: PBNM (62)

Horiuchi H , Wuensch B J , The Canadian Mineralogist , 14 (1976) p.536-539, The ordering scheme for metal atoms in the crystal structure, of hammarite, Cu2Pb2Bi4S9