AM_Ca1Sr9TiOGeO4 Formula: Sr.923 Ca.076 Ti Ge O5 Name: Ca.1Sr.9TiOGeO4 Unit cell: 7.2125 9.0557 6.7692 90.0 113.52 90.0 , V=405.39 Space group: P121/A1 (14)

Ellemann-Olesen R , Malcherek T , Physics and Chemistry of Minerals , 32 (2005) p.531-545, The structure of SrTiOGeO4 and its solid solution with CaTiOGeO4, Note: titanite-type structure, Sample: Sr90