AM_Diopside_76 Formula: Ca.691 Na.128 Fe.244 Mg.742 Mn.008 Al.332 Ti.036 Cr.003 Si1.816 O6 Name: Diopside Unit cell: 9.709 8.864 5.274 90.0 106.56 90.0 , V=435.06 Space group: C12/C1 (15)

Dal Negro A , Manoli S , Secco L , Piccirillo E M , European Journal of Mineralogy , 1 (1989) p.105-121, Megacrystic clinopyroxenes from Victoria (Australia):, Crystal chemical comparisons of pyroxenes from high and low pressure regimes, Sample: Bu-12, Locality: Victoria, Australia