AM_Muscovite-2M1_14 Formula: O11.58 (F.42 Na.01) Rb.03 K.96 Si3.24 Al2.24 Fe.47 Li.27 H1.58 Name: Muscovite-2M1 Unit cell: 5.209 9.038 19.997 90.0 95.7 90.0 , V=936.78 Space group: C12/C1 (15)

Brigatti M F , Kile D E , Poppi M , The Canadian Mineralogist , 39 (2001) p.1171-1180, Crystal structure and crystal chemistry of lithium-bearing muscovite-2M1, Sample: 147