AM_Staurolite_33 Formula: O12 Si1.92 Al4.435 Fe.823 Mg.207 Li.03 Zn.05 H.75 Name: Staurolite Unit cell: 7.875 16.614 5.658 90.0 90.045 90.0 , V=740.27 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: DW7/4, Locality: Antarctica