AM_Phlogopite_86 Formula: O11.693 F.307 (K.854 Na.11 Ba.036) Al.748 Fe.745 Mg1.7 Mn.007 Ti.487 Si3.252 H.556 Name: Phlogopite Unit cell: 5.33 9.245 10.192 90.0 100.35 90.0 , V=494.05 Space group: C12/M1 (12)

Brigatti M F , Poppi L , European Journal of Mineralogy , 5 (1993) p.857-871, Crystal chemistry of Ba-rich trioctahedral micas-1M, Sample: 22