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 #020 at P = 4.29 GPa, T = 618 K _database_code_amcsd 0002543 6.9560 8.6644 6.4713 90 113.358 90 A2/a atom x y z Ca .25 .166 0 Ti 1/2 0 1/2 Si 3/4 .195 0 O1 3/4 .053 1/2 O3 .926 .070 .174 O5 .396 .219 .387