AM_Hedenbergite_3 Formula: Si2 Fe Ca O6 Name: Hedenbergite Unit cell: 9.897 9.138 5.269 90.0 105.17 90.0 , V=459.92 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 = 800 C, pyroxene