AM_Rutile_6 Formula: Ti O2 Name: Rutile Unit cell: 4.623 4.623 2.986 90.0 90.0 90.0 , V=63.82 Space group: P42/MNM (136)

Meagher E P , Lager G A , The Canadian Mineralogist , 17 (1979) p.77-85, Polyhedral thermal expansion in the TiO2 polymorphs: Refinement, of the crystal structure of rutile and brookite at high temperature, Sample at 900 degrees C