As2 Au K5 Eisenmann B, Klein J, Somer M Journal of Alloys and Compounds 178 (1992) 431-439 Linear anions (CuAs2)5-, (AuP/2)5- and (AuAs2)5- in potassium compounds _cod_database_code 1008878 _database_code_amcsd 0016745 5.730 5.730 19.21599 90 90 120 P6_3/mmc atom x y z K1 1/3 2/3 .5499 K2 0 0 .1475 K3 1/3 2/3 .75 Au1 1/3 2/3 .25 As1 1/3 2/3 .3780