AM_Diopside_112 Formula: Ca.712 Na.048 Mg1.007 Fe.11 Mn.003 Al.187 Ti.003 Cr.046 Si1.902 O6 Name: Diopside Unit cell: 9.712 8.878 5.262 90.0 106.59 90.0 , V=434.82 Space group: C12/C1 (15)

Salviulo G , Princivalle F , Demarchi G , Fabro C , Physics and Chemistry of Minerals , 19 (1992) p.213-219, Effects of Ca-Mg substitution in C2/c pyroxene structure on, natural clinopyroxenes from spinel peridotite nodules (Pico Cabugi, Brazil), Sample: PC105, Locality: sample from Pico Cabugi, Brazil