AM_Freieslebenite_1 Formula: Pb Ag Sb S3 Name: Freieslebenite Unit cell: 7.518 12.809 5.94 90.0 92.25 90.0 , V=571.57 Space group: P121/A1 (14)

Ito T , Nowacki W , Zeitschrift fur Kristallographie , 139 (1974) p.85-102, The crystal structure of freieslebenite, PbAgSbS3, Locality: Vascongadas, Spain