Armalcolite Wechsler B A, Von Dreele R B Acta Crystallographica B45 (1989) 542-549 Structure refinements of Mg2TiO4, MgTiO3 and MgTi2O5 by time-of-flight neutron powder diffraction Locality: synthetic Sample: T = 1773 _database_code_amcsd 0009836 9.7492 9.9896 3.7460 90 90 90 Bbmm atom x y z occ Uiso MgM1 .19482 .25 0 .600 .0060 TiM1 .19482 .25 0 .400 .0060 MgM2 .13298 .56108 0 .200 .0032 TiM2 .13298 .56108 0 .800 .0032 O1 .77021 .25 0 .0112 O2 .04653 .11521 0 .0105 O3 .31235 .06803 0 .0087