AM_Titanite_18 Formula: Ti Ca Si O5 Name: Titanite Unit cell: 7.0425 8.7155 6.5376 90.0 113.629 90.0 , V=367.63 Space group: A12/A1 (15)

Hughes J M , Bloodaxe E S , Hanchar J M , Foord E E , American Mineralogist , 82 (1997) p.512-516, Incorporation of rare earth elements in titanite: Stabilization of the A2/a, dimorph by creation of antiphase boundaries, Sample: natural