Citation: Shannon, J.; Katz, L. (1970). A Refinement of the structure of barium tantalum oxide, Ba5 Ta4 O15. Acta Crystallographica B (24,1968-38,1982), 26, pp. 102-105.
Formula: Ba5 O15 Ta4
Chemical name: Ba5 Ta4 O15
List type: noninterleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Ba2 O15 Ta4 (Ba2 O15 Ta4)
Multiplicity: 1