Citation: Brigatti, M. F.; Medici, L.; Saccani, E.; Vaccaro, C. (1996). Crystal chemistry and petrologic significance of Fe3+-rich phlogopite from the Tapira carbonatite complex, Brazil Sample: Tpq16-6B. American Mineralogist, 81, pp. 913-927.
Formula: Al0.04 F0.1 Fe1.22 H1.56 K0.95 Mg2.55 Na0.02 O11.9 Si3.16 Ti0.03
List type: noninterleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al8 F4 Fe14 Mg6 O28 Si8 Ti6 (Al4 F2 Fe7 Mg3 O14 Si4 Ti3)
Multiplicity: 1