Citation: Benabbas, A; Borel, M M; Grandin, A; Leclaire, A; Raveau, B (1991). Redetermination of the structure of PNb~9~O~25~. Acta Crystallographica C (39,1983-), 47, pp. 849-850.
Formula: Nb9 O25 P
Chemical name: Phosphorus nonaniobium oxide
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Nb20 O50 P4 (Nb10 O25 P2)
Multiplicity: 1