AM_Cassiterite_1 Formula: Sn O2 Name: Cassiterite Unit cell: 4.738 4.738 3.1865 90.0 90.0 90.0 , V=71.53 Space group: P42/MNM (136)

Baur W H , Khan A A , Acta Crystallographica, Section B , 27 (1971) p.2133-2139, Rutile-type compounds. VI., SiO2, GeO2 and a comparison with other rutile-type structures