AM_Diopside
Formula: Si2 Mg Ca O6
Name: Diopside
Unit cell: 9.745 8.899 5.251 90.0 105.63 90.0 , V=438.53
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 = 24 C, pyroxene