AM_Staurolite_52 Formula: Si1.9 Al4.89 Fe.87 Mg.17 Zn.01 O9 Name: Staurolite Unit cell: 7.866 16.621 5.658 90.0 90.15 90.0 , V=739.73 Space group: C12/M1 (12)

Caucia F , Callegari A , Oberti R , Ungaretti L , Hawthorne F C , The Canadian Mineralogist , 32 (1994) p.477-489, Structural aspects of oxidation-dehydrogenation in staurolite, Sample: T = 500 C, 5+5 h heating