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, Heating, 3rd run, T = 550 C _database_code_amcsd 0008706 8.1204 8.1204 8.1204 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Uiso AlT .125 .125 .125 .251 .0107 MgT .125 .125 .125 .749 .0107 AlM .5 .5 .5 .8745 .0105 MgM .5 .5 .5 .1255 .0105 O .26188 .26188 .26188 .0138