AM_Wadsleyite_30 Formula: (Mg1.8 Fe.2) Si O4 Name: Wadsleyite Unit cell: 5.7107 11.4675 8.2778 90.0 90.0 90.0 , V=542.09 Space group: IMMA (74)

Sawamoto H , Horiuchi H , Physics and Chemistry of Minerals , 17 (1990) p.293-300, Beta (Mg0.9Fe0.1)2SiO4: single crystal structure, cation, distribution, and properties of coordination polyhedra