Wadsleyite Hazen R M, Yang H, Prewitt C T American Mineralogist 85 (2000) 778-783 High-pressure crystal chemistry of Fe3+-wadsleyite, beta-Fe2.33Si0.67O4 Pressure = 1.95 GPa _database_code_amcsd 0002452 5.8286 11.8205 8.3481 90 90 90 Imma atom x y z occ Biso Fe1 0 0 0 .68 Fe2 0 .25 .9699 .46 Fe3 .25 .1245 .25 .68 SiT 0 .1202 .6184 .67 .45 FeT 0 .1202 .6184 .33 .45 O1 0 .25 .2259 .9 O2 0 .25 .7208 1.6 O3 0 .9926 .2545 1.1 O4 .2578 .1225 .9992 1.0