Forsterite Ottonello G, Princivalle F, Della Giusta A Physics and Chemistry of Minerals 17 (1990) 301-312 Temperature, composition, and fO2 effects on intersite distribution of Mg and Fe2+ in olivines Sample: CC37b _database_code_amcsd 0007499 4.7617 10.2246 5.9922 90 90 90 Pbnm atom x y z occ Biso MgM1 0 0 0 .890 .51 FeM1 0 0 0 .105 .51 NiM1 0 0 0 .005 .51 MgM2 .9901 .2777 .25 .903 .51 FeM2 .9901 .2777 .25 .094 .51 MnM2 .9901 .2777 .25 .003 .51 SiT .4268 .0943 .25 .40 O1 .7662 .0916 .25 .51 O2 .2202 .4478 .25 .51 O3 .2783 .1632 .0334 .54