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: SYN, Cooling, T = 400 C _database_code_amcsd 0008719 8.1081 8.1081 8.1081 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Uiso AlT .125 .125 .125 .226 .0082 MgT .125 .125 .125 .774 .0082 AlM .5 .5 .5 .887 .0083 MgM .5 .5 .5 .113 .0083 O .26221 .26221 .26221 .0114