AM_Trilithionite Formula: K.872 Na.073 Ba.002 Li1.522 Al2.202 Mn.48 Fe.026 Ti.006 Cr.002 Si3.188 O10.46 (F1.54 H.46) Name: Trilithionite Unit cell: 9.056 5.216 20.282 90.0 99.64 90.0 , V=944.51 Space group: C12/C1 (15)

Brigatti M F , Caprilli E , Malferrari D , Medici L , Poppi L , European Journal of Mineralogy , 17 (2005) p.475-481, Crystal structure and chemistry of trilithionite-2M2 and polylithionite-2M2, Note: sample Lch 59a, Locality: Chedeville, France