AM_Siderophyllite_7 Formula: Si3.13 Al1.88 Ti.05 Fe1.02 Mg.08 Mn.08 Li.65 K.97 Na.02 O10.75 F1.25 H.25 Name: Siderophyllite Unit cell: 5.305 5.305 29.827 90.0 90.0 120.0 , V=726.96 Space group: P3112 (151)

Brigatti M F , Kile D E , Poppi L , European Journal of Mineralogy , 15 (2003) p.349-355, Crystal structure and chemistry of lithium-bearing trioctahedral micas-3T, Sample: 6-r