AM_Diopside_4 Formula: Si2 Mg Ca O6 Name: Diopside Unit cell: 9.822 9.081 5.285 90.0 105.98 90.0 , V=453.17 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 = 1000 C, pyroxene