Citation: Ilyushin, G. D.; Voronkov, A. A.; Ilyukhin, V. V.; Nevskii, N. N.; Belov, N. V. (1981). Crystal structure of natural monoclinic catapleiite, Na2ZrSi3O9*2H2O. Doklady Akademii Nauk SSSR, 260, pp. 623-627.
Formula: H4 Na2 O11 Si3 Zr
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: O72 Si24 Zr8 (O9 Si3 Zr)
Multiplicity: 1
Coordination sequences: