Fayalite Kudoh Y, Takeda H Physica B 140 (1986) 333-336 Single crystal X-ray diffraction study on the bond compressibility of fayalite, Fe2SiO4 and rutile, TiO2 under high pressure Sample: P = 93 kbar _database_code_amcsd 0015002 4.757 10.153 5.985 90 90 90 Pbnm atom x y z Biso Fe1 0 0 0 .47 Fe2 .9822 .2787 .25 .47 Si .4231 .0933 .25 .29 O1 .7694 .0938 .25 .54 O2 .2071 .4507 .25 .46 O3 .2866 .1660 .0380 .18