Citation: Brigatti, M. F.; Medici, L.; Poppi, L.; Vaccaro, C. (2001). Crystal chemistry of trioctahedral micas - 1M from the Alto Paranaiba Igneous Province, Southeastern Brazil Sample: Tpp16-6b, ferroan tetra-ferriphlogopite. The Canadian Mineralogist, 39, pp. 1333-1345.
Formula: Al0.08 F0.02 Fe1.51 H1.9 K Mg2.37 O11.98 Si3.04