CoMgSiO4 Rinaldi R, Gatta G D, Artioli G, Knight K S, Geiger C A Physics and Chemistry of Minerals 32 (2005) 655-664 Crystal chemistry, cation ordering and thermoelastic behavior of CoMgSiO4 olivine at high temperature as studied by in situ neutron powder diffraction Sample: T = 1000 C _database_code_amcsd 0009016 4.82045 10.39863 6.07821 90 90 90 Pbnm atom x y z occ Uiso Co1 0 0 0 .659 .01773 Mg1 0 0 0 .341 .01773 Co2 .9875 .27961 .25 .341 .02268 Mg2 .9875 .27961 .25 .659 .02268 Si .4249 .09516 .25 .01518 O1 .7640 .09441 .25 .02242 O2 .2171 .45040 .25 .02325 O3 .2801 .16480 .03503 .02233