AM_Forsterite_37 Formula: Si (Mg1.772 Fe.228) O4 Name: Forsterite Unit cell: 4.7654 10.2396 5.9984 90.0 90.0 90.0 , V=292.70 Space group: PBNM (62)

Liang J , Hawthorne F C , The Canadian Mineralogist , 32 (1994) p.541-552, Characterization of fine-grained mixtures of rock-forming minerals by Rietveld, structure refinement: olivine + pyroxene, Sample: P3 Rietveld, 30.6% olivine