Iwakiite Jarosch D Zeitschrift fur Kristallographie 185 (1988) 605-605 Crystal structure of iwakiite Locality: Gozaisho mine, Fukushima Prefecture, Japan Note: coordinates from ICSD, reproduce reported bond lengths _database_code_amcsd 0010983 6.025 6.025 8.539 90 90 90 *I4_1/amd 0 -.25 .125 atom x y z occ Mn1 0 .25 .875 Mn2 0 .5 .5 .3 Fe2 0 .5 .5 .6 O 0 .4756 .2622