AM_Chlorite_8
Formula: Si3 Al1.2 Mg5 Fe.1 Cr.7 O18 H7.9
Name: Chlorite
Unit cell: 5.329 9.246 14.442 90.0 97.1 90.0 , V=706.13
Space group: C1-11 (1)

Bailey S W , The Canadian Mineralogist , 24 (1986) p.649-654, Re-evaluation of ordering and local charge-balance in Ia chlorite