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Lutetium

Lanthanide
Atomic Mass
175.00 u
Density
9.84 g/cm³
Melting Point
1,663 °C
Boiling Point
3,400 °C
State
Solid
Discovery
1907

Discovery

Discovered by Carl Auer von Welsbach in 1907.

Common Uses

  • Used in PET scan detectors and as a catalyst in petroleum refining.
  • Used in the production of specialized glass.
  • Used in some high-intensity lighting systems.

Interesting Facts

  • Lutetium is the hardest and densest of the rare earth elements.
  • It is used in the production of catalysts in chemical reactions.
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