Fayalite_1 Formula: (Mg.98 Fe.98 Mn.02 Ca.02) Si O4 Name: Fayalite Unit cell: 4.787 10.341 6.044 90.0 90.0 90.0 , V=299.19 Space group: PBNM (62)
Birle J D , Gibbs G V , Moore P B , Smith J V , American Mineralogist , 53 (1968) p.807-824, Crystal structures of natural olivines, Note: variety hortonolite