Citation: Castellanos R., Mar\'ia A.; Bern\`es, Sylvain; Vega-Gonz\'alez, Marina (2006). Redetermination of Co~4~Nb~2~O~9~ by single-crystal X-ray methods. Acta Crystallographica Section E, 62, pp. i117-i119.
Formula: Co4 Nb2 O9
Chemical name: tetracobalt diniobium nonaoxide
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: