General Information:
Chemical Formula:(Na,Ca,Fe++)(Sc,Mg,Fe++)Si2O6
Composition:(Molecular Weight = 223.42 gm)Sodium 6.17 %
NaCalcium 5.38 %
CaMagnesium 3.26 %
MgScandium 12.07 %
ScIron 5.00 %
FeSilicon 25.14 %
SiOxygen 42.97 %
O Empirical Formula: Na0.6Ca0.3Fe2+0.2Sc0.6Mg0.3Si2O6
IMA Status:Approved IMA
Physical Properties: Cleavage:[110] Perfect
Color:light green.
Density:3.22
Diaphaniety:Transparent to Translucent
Hardness:6-7 - Orthoclase-Quartz
Luster:Vitreous (Glassy)
Streak:white
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