Titanite Kunz M, Xirouchakis D, Lindsley D H, Hausermann D American Mineralogist 81 (1996) 1527-1530 High-pressure phase transition in titanite (CaTiOSiO4) Sample: at 6.95 GPa Note: this is a not titanite but instead is a high-pressure polymorph of Ca, transfomred by pressure acting on titanite _database_code_amcsd 0001850 6.8912 8.6234 6.4065 90 113.057 90 A2/a atom x y z Uiso Ca .25 .1666 0 .019 Ti .5 0 .5 .016 Si .75 .188 0 .014 O1 .75 .061 .5 .011 O2 .922 .0712 .179 .011 O3 .392 .216 .391 .011