Citation: Brigatti, M. F.; Lugli, C.; Poppi, L.; Foord, E. E.; Kile, D. E. (2000). Crystal chemical variations in Li- and Fe-rich micas from Pikes Peak batholith (central Colorado) sample: 140(1). American Mineralogist, 85, pp. 1275-1286.
Formula: Al1.838 F1.622 Fe0.868 H0.248 K0.958 Li0.853 Mg0.051 Mn0.058 Na0.014 O10.378 Si3.176
List type: noninterleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al12 F4 Fe4 Li4 Mg2 Mn2 O28 Si8 (Al6 F2 Fe2 Li2 Mg Mn O14 Si4)
Multiplicity: 1