AM_Fluorophlogopite-1M
Formula: (K.97 Na.03) (Mg2.14 Fe.34 Li.52) (Si3.4 Al.6) O10.8 F1.2 H.8
Name: Fluorophlogopite-1M
Unit cell: 5.305 9.199 10.232 90.0 100.03 90.0 , V=491.70
Space group: C12/M1 (12)

Ferraris G , Gula A , Ivaldi G , Nespolo M , Sokolova E , Uvarova Y , Khomyakov A P , European Journal of Mineralogy , 13 (2001) p.1013-1023, First structure determination of an MDO-2O mica polytype associated with a 1M polytype