AM_Staurolite_20 Formula: O12 Si1.86 Al4.529 Fe.654 Zn.162 Mg.273 Name: Staurolite Unit cell: 7.8685 16.6103 5.6584 90.0 90.026 90.0 , V=739.54 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: 117189/6, Locality: Stratford, North Carolina, USA