Citation: Brigatti, M.F.; Poppi, L. (1993). Crystal chemistry of a Ba-rich trioctahedral micas-1M. European Journal of Mineralogy (1,1989-), 5, pp. 856-871.
Formula: Al2.12 F2 Fe0.5 K1.88 Mg4.67 Na0.12 O22 Si5.88 Ti0.83
Chemical name: (K1.88 Na0.12) (Mg4.67 Fe0.5 Ti0.83) (Al2.12 Si5.88 O20) O2 F2
List type: noninterleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al8 F4 Fe6 Mg6 O24 Si8 Ti6 (Al4 F2 Fe3 Mg3 O12 Si4 Ti3)
Multiplicity: 1