AM_Anandite
Formula: (Ba1.91 K.064 Na.026) Mg.61 Fe7.82 Al.21 Mn.16 Si5.2 O22 S2 H4
Name: Anandite
Unit cell: 5.439 9.509 19.878 90.0 90.0 90.0 , V=1028.08
Space group: PNMN (58)

Filut M A , Rule A C , Bailey S W , American Mineralogist , 70 (1985) p.1298-1308, Crystal structure refinement of anandite-2Or, a barium-, and sulfur-bearing trioctahedral mica