AM_Phlogopite_64 Formula: K (Mg2.215 Fe.785) Si2.695 Al1.225 O12 Name: Phlogopite Unit cell: 5.356 9.2798 10.2863 90.0 100.051 90.0 , V=503.41 Space group: C12/M1 (12)

Ventruti G , Zema M , Scordari F , Pedrazzi G , American Mineralogist , 93 (2008) p.632-643, Thermal behavior of a Ti-rich phlogopite from Mt. Vulture (Potenza, Italy):, An in situ X-ray single-crystal diffraction study, Locality: trioctahedral mica, Cava St. Antonia, Mt. Vulture, Potenza, Italy, Sample: T = 873 K, after 14 h from previous measurement at same temperature