Iridium (Ir)
0
%
Purity
0
Atomic Number
Industries
IR & Visible Optics
Color
Silver
Heat of Fusion
22.17 kJ/mol
Uses & Information
Iridium is one of the rarest metals in the Earth’s crust existing in only 0.001ppm, and is the most corrision-resistant metal and cannot be attacked by nearly any acid, molten metals, or high-temperature silicates. This brittle, silvery-white metal is extremely dense at 22.56 g/cm3
Vapor Pressure
Vapor Pressure
P (Pa) | 1 | 10 | 100 | 1 k | 10 k | 100 k |
at T (K) | 2713 | 2957 | 3252 | 3614 | 4069 | 4659 |
Technical Information
Technical Information
Crystal Structure: face-centered cubic (fcc)
Melting Point: 2041.4 K (1768.3 °C, 3214.9 °F)
Boiling Point: 4403 K (4130 °C, 7466 °F)
Common Uses
Spark Plugs
Crystal Growing
Extreme High-Temperature Applications
Dielectric Mirrors
Images