Ca(Ti,Zr)OGeO4 Ellemann-Olesen R, Malcherek T American Mineralogist 90 (2005) 687-694 Temperature and composition dependence of structural phase transitions in Ca(TixZr1-x)OGeO4. Sample: Ti50, hi-T titanite structure _database_code_amcsd 0003764 7.25821 9.01791 6.72200 90 113.351 90 A2/a atom x y z occ Uiso Ca .25 .6712 .5 .014 Ti .5 .5 0 .507 .010 Zr .5 .5 0 .492 .010 Ge .75 .6816 .5 .013 O1 .75 .5695 0 .009 O2 .9194 .5539 .6795 .009 O3 .3992 .7204 .8966 .009