AM_Mckinstryite Formula: Ag4.925 Cu3.075 S4 Name: Mckinstryite Unit cell: 14.047 7.805 15.691 90.0 90.0 90.0 , V=1720.31 Space group: PNMA (62)

Kolitsch U , Mineralogical Magazine , 74 (2010) p.73-84, The crystal structure and compositional range of mckinstryite, Locality: Clara Mine, Black Forest, Germany