Citation: Brigatti, M. F.; Mottana, A.; Malferrari, D.; Cibin, G. (2007). Crystal structure and chemical composition of Li-, Fe-, and Mn-rich micas Sample: Hirukawa. American Mineralogist, 92, pp. 1395-1400.
Formula: Al1.56 F1.88 Fe0.38 H0.12 K0.95 Li1.44 Mg0.01 Mn0.17 Na0.05 O10.12 Si3.44
List type: noninterleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al10 F4 Fe4 Li4 Mg2 Mn4 O24 Si8 (Al5 F2 Fe2 Li2 Mg Mn2 O12 Si4)
Multiplicity: 1