Citation: Iyer, P.N.; Smith, A.J. (1967). Double oxides containing niobium, tantalum, or protactinium. III. Systems involving the rare earths. Acta Crystallographica (1,1948-23,1967), 23, pp. 740-746.
Formula: La0.6667 Nb2.0001 O6.0003
Chemical name: (La Nb3 O9)0.6667
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: La Nb2 O6 (La Nb2 O6)
Multiplicity: 1
Coordination sequences: