Citation: Piilonen, P. C.; McDonald, A. M.; Lalonde, A. E. (2003). Insights into astrophyllite-group minerals II: Crystal chemistry Sample: MSH20. The Canadian Mineralogist, 41, pp. 27-54.
Formula: Ca0.205 F0.5 H8 K1.82 Mg0.152 Mn5.73 Na0.729 O30 Si8 Ti2 Zn0.348
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: F H4 Mg Mn6 Na2 O30 Si8 Ti2 Zn (F H4 Mg Mn6 Na2 O30 Si8 Ti2 Zn)
Multiplicity: 1