Spinel Andreozzi G B, Princivalle F, Skogby H, Della Giusta A American Mineralogist 85 (2000) 1164-1171 Cation ordering and structural variations with temperature in MgAl2O4 spinel: An X-ray single crystal study Sample: quenched from T = 900 C for 1 day _database_code_amcsd 0002480 8.0840 8.0840 8.0840 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Uiso Al .5 .5 .5 .986 .0043 Mg .125 .125 .125 1.033 .0046 O .26193 .26193 .26193 .0079