Citation: Woodrow, P. J. (1967). The crystal structure of astrophyllite. Acta Crystallographica, 22, pp. 673-678.
Formula: Fe6.3 K1.8 Mn0.7 Na1.2 Nb0.2 O31 Si8 Sn0.1 Ti1.6 Zr0.1
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Fe14 Mn14 Nb4 O62 Si16 Sn4 Ti4 Zr4 (Fe7 Mn7 Nb2 O31 Si8 Sn2 Ti2 Zr2)
Multiplicity: 1