AM_Aschamalmite Formula: Pb5.24 Bi2.76 S9 Name: Aschamalmite Unit cell: 13.719 4.132 31.419 90.0 90.94 90.0 , V=1780.81 Space group: C12/M1 (12)

Callegari A M , Boiocchi M , Mineralogical Magazine , 73 (2009) p.83-94, Aschamalmite (Pb6Bi2S9): crystal structure and ordering scheme for Pb and Bi atoms, Locality: Susa Valley, Piedmont, Italy