Cu H16 I2 K4 O20 Masse R, Durif A Journal of Solid State Chemistry 73 (1988) 206-210 A Copper(III) Periodate Peroxo Complex: K4 H4 Cu (I O6)2 O2 6(H2 O) _cod_database_code 1007184 _database_code_amcsd 0013612 12.650 9.780 7.710 90 95.2 90 P2_1/n atom x y z I1 .01689 .26716 .14655 Cu1 0 0 0 O1 .9755 .1922 .3477 O2 .9190 .4039 .1429 O3 .1036 .1091 .1054 O4 .4177 .3491 .5083 O5 .1305 .3573 .2513 O6 .5592 .1702 .4201 O7 .4964 .0497 .0463 O8 .6168 .4421 .096 O9 .7153 .0984 .0775 O10 .376 .233 .146 K1 .745 .3083 .3401 K2 .2694 .0823 .3564