O

Iridium

Characteristics

Appearance: Silvery white

Phase at STP: solid

Melting point: 2719 K (2446 °C, 4435 °F)

Boiling point: 4403 K (4130 °C, 7466 °F)

Density (at 20 °C): 22.562 g/cm³

when liquid (at m.p.): 19 g/cm³

Heat of fusion: 41.12 kJ/mol

The World’s Leading Country of Source of Iridium