AM_Staurolite_40 Formula: O12 Si1.894 Al4.472 Fe.847 Mg.191 Li.028 Zn.023 H.75 Name: Staurolite Unit cell: 7.8683 16.61989 5.6614 90.0 90.05 90.0 , V=740.34 Space group: C12/M1 (12)

Hawthorne F C , Ungaretti L , Oberti R , Caucia F , Callegari A , The Canadian Mineralogist , 31 (1993) p.551-582, The crystal chemistry of staurolite. I. Crystal structure and site populations, Sample Code: MAR/1, Locality: Ticino River, Italy