General Information:
Chemical Formula:
Sr2Nb2(O,OH)7
Composition:
(Molecular Weight = 475.06 gm)
Strontium 36.89 % Sr
Niobium 39.11 % Nb
Hydrogen 0.42 % H
Oxygen 23.57 % O
Empirical Formula:
Sr2Nb2O5(OH)2
IMA Status:
Not Approved
Physical Properties:
Color:
light brown or light yellow.
Density:
3.8
Diaphaniety:
Translucent to Opaque
Hardness:
4 - Fluorite
Luster:
Vitreous - Resinous
Streak:
white
More details...