AM_Staurolite_28 Formula: O12 Si1.88 Al4.488 Fe.812 Mg.25 Li.02 Zn.015 H.75 Name: Staurolite Unit cell: 7.866 16.61378 5.6552 90.0 90.057 90.0 , V=739.04 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: MUS-AR/3, Locality: Pizzo Forno, Switzerland