Citation: Takeuchi, Y.; Donnay, G. (1959). The crystal structure of hexagonal CaAl2Si2O8. Acta Crystallographica, 12, pp. 465-470.
Formula: Al2 Ca O8 Si2
List type: interleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al4 O8 Si4 (Al O2 Si)
Multiplicity: 1