AM_Ferri-ottoliniite
Formula: Na1.376 K.125 Mg1.35 Fe2.63 Zn.31 Al.1 Ti.06 Li1.66 Mn.13 Ca.06 Si8 H1.51 O23.51 F.47
Name: Ferri-ottoliniite
Unit cell: 9.535 17.876 5.294 90.0 102.54 90.0 , V=880.82
Space group: C12/M1 (12)

Oberti R , Camara F , Caballero J M , American Mineralogist , 89 (2004) p.888-893, Ferri-ottoliniite and ferriwhittakerite, two new end-members of the new, Group 5 for monoclinic amphiboles