Citation: Jahnberg, L. (1970). Crystal structure of Na2 Nb4 O11 and Ca Ta4 O11. Journal of Solid State Chemistry, 1, pp. 454-462.
Formula: Ca O11 Ta4
Chemical name: Ca Ta4 O11
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: O22 Ta8 (O11 Ta4)
Multiplicity: 1
Coordination sequences: