General Information:
Chemical Formula:
Sn++(Nb,Ta)2O6
Composition:
(Molecular Weight = 444.54 gm)
Tantalum 20.35 % Ta
Niobium 31.35 % Nb
Tin 26.70 % Sn
Oxygen 21.59 % O
Empirical Formula:
SnNb1.5Ta0.5O6
IMA Status:
Approved IMA
Physical Properties:
Cleavage:
[???] Perfect
Color:
brownish yellow.
Density:
6.734
Diaphaniety:
Translucent
Hardness:
6 - Orthoclase
Luster:
Vitreous - Adamantine
Streak:
yellow white
More details...