(Ca,Cr)MgSi2O6
C
kubisch
1.CB.10
CaMgSi2O6
monoklin
9.DA.15
Mg1.6Fe2+0.4(SiO4)
orthorhombisch
9.AC.05
(Ca,Na)(Mg,Fe2+,Fe3+,Al)Si2O6
9.DA.20
CaTiO3
4.CC.30