AM_Titanite Formula: Ca Ti Si O5 Name: Titanite Unit cell: 7.069 8.722 6.566 90.0 113.86 90.0 , V=370.23 Space group: P121/A1 (14)

Speer J A , Gibbs G V , American Mineralogist , 61 (1976) p.238-247, The crystal structure of synthetic titanite, CaTiOSiO4, and the domain textures, of natural titanites