Citation: Ishizawa, N.; Marumo, F.; Iwai, S.I. (1981). Compounds with perovskite-type slabs. IV. Ferroelectric phase transitions in Sr2 (Ta(1-X) Nbx)2 O7 (X ca. 0.12) and Sr2 Ta2 O7. Acta Crystallographica B (24,1968-38,1982), 37, pp. 26-31.
Formula: O7 Sr2 Ta2
Chemical name: Sr2 (Ta2 O7)
List type: interleaving
List: 2D
Basis: (1;0;0 0;0;1)
Dimensionality: 2
Formula: O14 Ta4 (O7 Ta2)
Multiplicity: 1