General Information:
Chemical Formula:
(Os,Ir)
Composition:
(Molecular Weight = 190.71 gm)
Iridium 25.20 % Ir
Osmium 74.80 % Os
Empirical Formula:
Os0.75Ir0.25
Physical Properties:
Cleavage:
[0001] Perfect
Color:
steel gray.
Density:
19 - 21, Average = 20
Diaphaniety:
Opaque
Hardness:
6-7 - Orthoclase-Quartz
Luster:
Metallic
Streak:
gray
More details...