AM_Smithite Formula: Ag As S2 Name: Smithite Unit cell: 17.23 7.78 15.19 90.0 101.2 90.0 , V=1997.43 Space group: A12/A1 (15)

Hellner E , Burzlaff H , Naturwissenschaften , 51 (1964) p.35-36, Die struktur des smithits AgAsS2, Locality: Legenbach quarry, Binnatal, Switzerland