Citation: Comodi, P.; Fumagalli, P.; Montagnoli, M.; Zanazzi, P. F. (2004). A single-crystal study on the pressure behavior of phlogopite and petrological implications P = 5.0 GPa. American Mineralogist, 89, pp. 647-653.
Formula: Al1.28 Ba0.03 F0.18 Fe0.82 H1.72 K0.91 Mg2.18 Na0.02 O11.82 Si2.72
List type: noninterleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al8 F4 Fe6 Mg6 O28 Si8 (Al4 F2 Fe3 Mg3 O14 Si4)
Multiplicity: 1