AM_Phlogopite_10 Formula: Si2.84 Al1.04 Fe.36 Ti1.87 Mg.89 (K.93 Ba.02 Na.05) O12 H1.82 Name: Phlogopite Unit cell: 5.321 9.211 10.287 90.0 99.93 90.0 , V=496.63 Space group: C12/M1 (12)

Brigatti M F , Medici L , Saccani E , Vaccaro C , American Mineralogist , 81 (1996) p.913-927, Crystal chemistry and petrologic significance of Fe3+-rich phlogopite from, the Tapira carbonatite complex, Brazil, Sample: Tae23-1a