#68 Erbium

Erbium is a chemical element with symbol Er and atomic number 68. A silvery-white solid metal when artificially isolated, natural erbium is always found in chemical combination with other elements.

Atomic mass:167.26 amu

Melting point:1522.0 C (1795.15 K, 2771.6 F)

Boiling point:2510.0 C (2783.15 K, 4550.0 F)

Density:293 K:293 K: 8.795 g/cm3