AM_Hedenbergite_1
Formula: Si2 Fe Ca O6
Name: Hedenbergite
Unit cell: 9.87 9.077 5.258 90.0 105.01 90.0 , V=454.99
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