ZnSiO3 Arlt T, Angel R J Physics and Chemistry of Minerals 27 (2000) 719-731 Displacive phase transitions in C-centred clinopyroxenes: spodumene, LiScSi2O6 and ZnSiO3 Sample: P = 4.258 GPa _database_code_amcsd 0008500 9.5781 8.8905 5.1798 90 109.443 90 P2_1/c atom x y z Biso ZnM1 .2508 .6509 .2247 .36 ZnM2 .2551 .0034 .2211 .38 SiA .0468 .3403 .2924 .14 SiB .5568 .8338 .2397 .14 O1A .8691 .3386 .1800 .57 O1B .3779 .8367 .1300 .57 O2A .1169 .5033 .3365 .39 O2B .6341 .9828 .3895 .39 O3A .1090 .2662 .5982 .41 O3B .6078 .6965 .4702 .41