Titanite Kunz M, Arlt T, Stolz J American Mineralogist 85 (2000) 1465-1473 In situ powder diffraction study of titanite (CaTiOSiO4) at high pressure and high temperature Sample #026 at P = 4.67 GPa, T = 658 K _database_code_amcsd 0002549 6.9496 8.6605 6.4654 90 113.342 90 A2/a atom x y z Ca .25 .165 0 Ti 1/2 0 1/2 Si 3/4 .194 0 O1 3/4 .057 1/2 O3 .923 .071 .176 O5 .394 .219 .383