Citation: Bertaut, E F; Corliss, L; Forrat, F; Aleonard, R; Pauthenet, R (1961). Etude de niobates et tantalates de metaux de transition bivalents. Journal of Physics and Chemistry of Solids, 21, pp. 234-251.
Formula: Co4 Nb2 O9
Chemical name: Tetracobalt diniobium oxide
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Co8 Nb4 O18 (Co4 Nb2 O9)
Multiplicity: 1
Coordination sequences: