Citation: Shannon, J.; Katz, L. (1970). The structures of the reduced and oxidized forms of barium silicon tantalum oxide Ba3 Si4 Ta6 O23 and Ba3 Si4 Ta6 O26. Journal of Solid State Chemistry, 1, pp. 399-408.
Formula: Ba3 O26 Si4 Ta6
Chemical name: Ba3 Si4 Ta6 O26
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: O26 Si4 Ta6 (O13 Si2 Ta3)
Multiplicity: 1
Coordination sequences: