Forsterite Nord A G, Annersten H, Filippidis A American Mineralogist 67 (1982) 1206-1211 The cation distribution in synthetic Mg-Fe-Ni olivines sample H2 Locality: synthetic _database_code_amcsd 0000885 4.762 10.244 5.989 90 90 90 Pbnm atom x y z occ Biso Ni1 0 0 0 .45 -0.9 Mg1 0 0 0 .43 -0.9 Fe1 0 0 0 .12 -0.9 Mg2 .989 .278 .25 .71 -0.9 Fe2 .989 .278 .25 .22 -0.9 Ni2 .989 .278 .25 .07 -0.9 Si .418 .098 .25 -2.3 O1 .776 .102 .25 -2.3 O2 .207 .470 .25 -2.3 O3 .274 .163 .029 -2.3