Ni2SiO4 Yamanaka T Physics and Chemistry of Minerals 13 (1986) 227-232 Crystal structures of Ni2SiO4 and Fe2SiO4 as a function of temperature and heating duration Sample: Duration time: quenched _database_code_amcsd 0007414 8.0356 8.0356 8.0356 90 90 90 Fd3m atom x y z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Ni .625 .625 .625 .00156 .00156 .00156 -.00009 -.00009 -.00009 Si 0 0 0 .00276 .00276 .00276 0 0 0 O .3686 .3686 .3686 .00267 .00267 .00267 -.00016 -.00016 -.00016