Beryllium is a chemical element with symbol Be and atomic number 4. It is a relatively rare element in the universe, usually occurring as a product of the spallation of larger atomic nuclei that have collided with cosmic rays.
Atomic Weight: 9.0121831
Density: 1.848 g/cm3
Melting Point: 1287 °C
Boiling Point: 2470 °C
