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 = 25 C _database_code_amcsd 0008721 8.0840 8.0840 8.0840 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Uiso AlT .125 .125 .125 .232 .0043 MgT .125 .125 .125 .768 .0043 AlM .5 .5 .5 .884 .0047 MgM .5 .5 .5 .116 .0047 O .26214 .26214 .26214 .0066