AM_Phengite-3T_1 Formula: K.95 Na.01 Al1.9 Mg.34 Fe.27 Ti.03 Si3.5 O12 H2 Name: Phengite-3T Unit cell: 5.228 5.228 29.73 90.0 90.0 120.0 , V=703.71 Space group: P3112 (151)

Ivaldi G , Ferraris G , Curetti N , Compagnoni R , European Journal of Mineralogy , 13 (2001) p.1025-1034