AM_Diopside_1 Formula: Si2 Mg Ca O6 Name: Diopside Unit cell: 9.776 8.979 5.267 90.0 105.94 90.0 , V=444.55 Space group: C12/C1 (15)

Cameron M , Sueno S , Prewitt C T , Papike J J , American Mineralogist , 58 (1973) p.594-618, High-temperature crystal chemistry of acmite, diopside, hedenbergite, jadeite,, spodumene, and ureyite, T = 400 C, pyroxene