Staurolite_18 Formula: Si1.92 Al4.51 Fe.77 Mg.01 Li.13 O12 H Name: Staurolite Unit cell: 7.863 16.596 5.65 90.0 90.04 90.0 , V=737.29 Space group: C12/M1 (12)
Hawthorne F C , Oberti R , Ungaretti L , Caucia F , Callegari A , The Canadian Mineralogist , 32 (1994) p.491-495, Crystal-structure refinement of hydrogen-rich staurolite, Sample: S(43)