Spinel Carbonin S, Martignago F, Menegazzo G, Dal Negro A Physics and Chemistry of Minerals 29 (2002) 503-514 X-ray single-crystal study of spinels: in situ heating Sample: NAT, Heating, 1st run, T = 450 C _database_code_amcsd 0008664 8.1232 8.1232 8.1232 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Uiso AlT .125 .125 .125 .126 .0105 MgT .125 .125 .125 .866 .0105 ZnT .125 .125 .125 .004 .0105 AlM .5 .5 .5 .9055 .0086 MgM .5 .5 .5 .065 .0086 CrM .5 .5 .5 .0305 .0086 FeM .5 .5 .5 .001 .0086 O .26347 .26347 .26347 .0092