AM_Staurolite_17 Formula: O12 Si1.91 Al4.493 Fe.872 Zn.01 Li.04 Mg.173 Name: Staurolite Unit cell: 7.8727 16.62669 5.6626 90.0 90.042 90.0 , V=741.22 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: 3-3/2, Locality: West Sidney, Maine, USA