AM_Franklinite_53 Formula: Zn.6 Fe2 Cu.4 O4 Name: Franklinite Unit cell: 8.402 8.402 8.402 90.0 90.0 90.0 , V=593.13 Space group: FD3M (227)

Verwey E J W , Heilmann E L , Journal of Chemical Physics , 15 (1947) p.174-180, Physical properties and cation arrangement of oxides with spinel structures, Locality: synthetic