Wadsleyite Finger L W, Hazen R M, Zhang J, Ko J, Navrotsky A Physics and Chemistry of Minerals 19 (1993) 361-368 The effect of Fe on the crystal structure of wadsleyite beta-(Mg1-xFex)2SiO4, 0.00<=x<=0.40 Sample: Fe00 _database_code_amcsd 0007734 5.6921 11.460 8.253 90 90 90 Imma atom x y z Biso MgM1 0 0 0 .47 MgM2 0 .25 .97013 .37 MgM3 .25 .12636 .25 .55 Si 0 .12008 .61659 .27 O1 0 .25 .2187 .41 O2 0 .25 .7168 .39 O3 0 .98946 .25562 .42 O4 .2608 .12286 .99291 .40