AM_Staurolite_44 Formula: O12 Si1.894 Al4.532 Fe.822 Mg.165 Zn.01 H.75 Name: Staurolite Unit cell: 7.8639 16.6189 5.6589 90.0 90.169 90.0 , V=739.55 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: MAR/2, Locality: Ticino River, Italy