AM_Staurolite_38 Formula: O12 Si1.88 Al4.491 Fe.891 Mg.178 Li.028 Zn.008 H.75 Name: Staurolite Unit cell: 7.8687 16.62219 5.6604 90.0 90.122 90.0 , V=740.35 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: DER/10-4, Locality: Derivo, Italy