The most abundant rare earth, more common in the crust than copper.
- Atomic number
- 58
- Atomic mass
- 140.116 u
- Phase
- Solid
- Electron configuration
- [Xe] 4f¹ 5d¹ 6s²
- Melting point
- 1,068 K · 794.9 °C
- Boiling point
- 3,716 K · 3,442.9 °C
- Density
- 6.77 g/cm³
- Electronegativity
- 1.12
- Period / Group
- 6 / —
- Discovery year
- 1803