Spinel Pavese A, Artioli G, Hull S American Mineralogist 84 (1999) 905-912 In situ powder neutron diffraction of cation partitioning vs. pressure in Mg0.94Al2.04O4 synthetic spinel Sample at P = 0.7 kbar _database_code_amcsd 0002232 8.0694 8.0694 8.0694 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Uiso Mg .125 .125 .125 .8243 .0047 Al .125 .125 .125 .1552 .0047 Al .5 .5 .5 .9428 .0045 Mg .5 .5 .5 .0572 .0045 O .26174 .26174 .26174 .0073