AM_Diopside_75 Formula: Ca.751 Na.092 Fe.244 Mg.77 Mn.003 Al.254 Ti.031 Cr.007 Si1.848 O6 Name: Diopside Unit cell: 9.721 8.877 5.275 90.0 106.41 90.0 , V=436.65 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-11, Locality: Victoria, Australia