AM_Staurolite_21 Formula: O12 Si1.92 Al4.417 Fe.593 Zn.33 Li.015 Mg.196 Name: Staurolite Unit cell: 7.8678 16.6093 5.6581 90.0 90.128 90.0 , V=739.39 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: 117189/7, Locality: Stratford, North Carolina, USA