Neodymium (thing)

(So named (Greek neos, "new" + Modern Latin didymium) in 1885 by C. A. von Welsbach from being split from didymium) A silver-colored chemical element, one of the rare-earth metals, used in the coloring of glass and in lasers.

Symbol: Nd
Atomic number: 60
Atomic weight: 144.24
Density (at room temperature and pressure): 7.007 g/cc
Melting point: 1,021°C
Boiling point: 3,070°C
Valence: +3
Ground state electron configuration: [Xe]4f⁴6s²