Citation: Astroem, A. (1966). The crystal structure of Nb31 O77 F and Nb17 O42 F. Acta Chemica Scandinavica (1-27,1973-42,1988), 20, pp. 969-982.
Formula: F Nb31 O77
Chemical name: Nb31 O77 F
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: F156 Nb66 O156 (F26 Nb11 O26)
Multiplicity: 1