Iridium
element
Ir
The densest and most corrosion-resistant metal on Earth
Iridium is so rare and tough that a spike of it in ancient rock layers marks the asteroid impact that ended the dinosaurs.
Iridium (Ir) - a transition metal, painted as an original watercolour derived from its place in the periodic table.
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Crystallography
| Catalogue identity | Iridium |
| Formula | Ir |
| Element | Ir (Z = 77) |