Schorlomite Peterson R C, Locock A J, Luth R W The Canadian Mineralogist 33 (1995) 627-631 Positional disorder of oxygen in garnet: the crystal-structure refinement of schorlomite Sample: model 2, split oxygen _database_code_amcsd 0005431 12.157 12.157 12.157 90 90 90 Ia-3d atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) SiZ .375 0 .25 .78 .017 .010 .010 0 0 0 FeZ .375 0 .25 .22 .017 .010 .010 0 0 0 TiY 0 0 0 .53 .0071 .0071 .0071 .001 .001 .001 FeY 0 0 0 .35 .0071 .0071 .0071 .001 .001 .001 AlY 0 0 0 .07 .0071 .0071 .0071 .001 .001 .001 ZrY 0 0 0 .02 .0071 .0071 .0071 .001 .001 .001 MgY 0 0 0 .02 .0071 .0071 .0071 .001 .001 .001 MnY 0 0 0 .01 .0071 .0071 .0071 .001 .001 .001 CaX .125 0 .25 .96 .000 .009 .009 0 0 .006 MgX .125 0 .25 .03 .000 .009 .009 0 0 .006 NaX .125 0 .25 .01 .000 .009 .009 0 0 .006 O1 .0406 .0479 .6556 .5 .006 O2 .521 .448 .360 .5 .006