CuNbO3
Marinder, B.O.Wahlstroem, E.
Chemica Scripta (1984) 23, 157-160
a=9.488Å b=8.44Å c=6.763Å
α=90° β=90.93° γ=90°
CuNb3O8
Marinder, B.O.Werner, P.E.Wahlstroem, E.Malmros, G.
Acta Chemica Scandinavica, Series A: (28,1974-) (1980) 34, 51-56
a=15.365Å b=5.0717Å c=7.5266Å
α=90° β=107.18° γ=90°