General Information:
Chemical Formula:Na2Ca4(Ti,Zr,Mn,Fe)2(Si2O7)F4
Composition:(Molecular Weight = 570.80 gm)Sodium 8.06 %
NaCalcium 28.09 %
CaZirconium 7.99 %
ZrTitanium 9.23 %
TiManganese 2.89 %
MnIron 0.98 %
FeSilicon 9.84 %
SiOxygen 19.62 %
O Fluorine 13.31 %
F Empirical Formula: Na2Ca4Ti1.1Zr0.5Mn2+0.3Fe2+0.1(Si2O7)F4
Physical Properties: Cleavage:[???] Perfect
Color:honey yellow or wine yellow.
Density:3.148
Diaphaniety:Translucent
Hardness:5 - Apatite
Luster:Adamantine
Streak:white
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