AM_HfO2_1 Formula: Hf O2 Name: HfO2 Unit cell: 5.1156 5.1722 5.2948 90.0 99.18 90.0 , V=138.30 Space group: P121/C1 (14)

Ruh R , Corfield P W R , Journal of the American Ceramic Society , 53 (1970) p.126-129, Crystal structure of monoclinic hafnia and comparison with monoclinic zirconia, Locality: synthetic