General Information:
Chemical Formula:Ca(Y,REE)(CO3)4(OH)2·3(H2O)
Composition:(Molecular Weight = 484.63 gm)La,Ce,Pr,Nd,Sm,14.86 %
RECalcium 8.27 %
CaYttrium 9.17 %
Y Hydrogen 1.66 %
H Carbon 9.91 %
C Oxygen 56.12 %
O Empirical Formula: CaY0.5REE0.5(CO3)4(OH)2·3(H2O)
IMA Status:Approved IMA
Physical Properties: Cleavage:None
Color:brown, colorless, white, or light yellow.
Density:3.19
Diaphaniety:Transparent
Hardness:2-3 - Gypsum-Calcite
Luster:Vitreous (Glassy)
Streak:white
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