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: 137. American Mineralogist, 85, pp. 1275-1286.
Formula: Al1.84 F1.738 Fe0.748 H0.244 K0.944 Li0.973 Mg0.011 Mn0.073 Na0.023 O10.262 Si3.208
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