Citation: Taylor, W.; Naray-Szabo S (1931). The Structure of Apophyllite _cod_database_code 1010937. Zeitschrift fur Kristallographie, 77, pp. 146-159.
Formula: Ca4 F K O28 Si8
List type: interleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: O20 Si8 (O5 Si2)
Multiplicity: 1
Coordination sequences: