General Information:
Chemical Formula:Na3(Nd,La)4(Ti,Nb)2(SiO4)2(CO3)3O4(OH)·2(H2O)
Composition:(Molecular Weight = 1,240.10 gm)Sodium 5.56 %
NaLanthanum 11.20 %
LaTitanium 5.79 %
TiNiobium 3.75 %
NbSilicon 4.53 %
SiHydrogen 0.41 %
H Carbon 2.91 %
C Neodymium 34.89 %
NdOxygen 30.96 %
O Empirical Formula: Na3Nd3LaTi1.5Nb0.5(SiO4)2(CO3)3O4(OH)·2(H2O)
IMA Status:Approved IMA 1987
Physical Properties: Cleavage:[???] Good
Color:yellow or greenish yellow.
Density:3.7
Hardness:3 - Calcite
Luster:Vitreous (Glassy)
Streak:white
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