AM_Diopside_55
Formula: (Mg.948 Fe.052) Ca (Si1.922 Al.078) O6
Name: Diopside
Unit cell: 9.7489 8.9184 5.2577 90.0 105.896 90.0 , V=439.65
Space group: C12/C1 (15)

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: P4 - 39.7% olivine Rietveld