General Information:
Chemical Formula:
(Yb,Y)2Si2O7
Composition:
(Molecular Weight = 472.18 gm)
Yttrium 9.41 % Y
Ytterbium 54.97 % Yb
Silicon 11.90 % Si
Oxygen 23.72 % O
Empirical Formula:
Yb1.5Y0.5Si2O7
IMA Status:
Approved IMA 1987
Physical Properties:
Cleavage:
[???] Perfect
Color:
colorless.
Density:
5.95
Diaphaniety:
Transparent
Hardness:
4-5 - Fluorite-Apatite
Luster:
Vitreous (Glassy)
Streak:
white
More details...