AM_Diopside_100 Formula: Ca.872 Na.118 Mg.906 Ti.138 Si1.94 B.028 O6 Name: Diopside Unit cell: 9.747 8.922 5.278 90.0 106.1 90.0 , V=440.99 Space group: C12/C1 (15)

Nazzareni S , Molin G , Skogby H , Dal Negro A , European Journal of Mineralogy , 16 (2004) p.443-449, Crystal chemistry of Ti3+-Ti4+-bearing synthetic diopsides, Sample: Di81a