O6ThTi2
Ruh, R.Wadsley, A.D.
Acta Crystallographica (1,1948-23,1967) (1966) 21, 974-978
a=9.822Å b=3.824Å c=7.036Å
α=90° β=118.84° γ=90°
HfO2
Ruh, R.Corfield, P. W. R.
Journal of the American Ceramic Society (1970) 53, 126-129
a=5.1156Å b=5.1722Å c=5.2948Å
α=90° β=99.18° γ=90°