AM_Lepidolite-1M_1
Formula: K Li2 Al1.128 Si3.868 O11 (F H)
Name: Lepidolite-1M
Unit cell: 5.242 9.055 10.097 90.0 100.77 90.0 , V=470.83
Space group: C121 (5)

Guggenheim S , American Mineralogist , 66 (1981) p.1221-1232, Cation ordering in lepidolite, Tanakamiyama