About the element

Platinum is a chemical element with the symbol Pt and atomic number 78. It is a dense, malleable, ductile, highly unreactive, precious, silverish-white transition metal. Its name is derived from the Spanish term platino, meaning “little silver”.

Elements-Sb

Key facts

Most of the targeted by-products elements are Critical Raw Materials (CRMs). CRMs combine raw materials of high importance to the EU economy and of high risk associated with their supply.

  • Symbol: Sb
  • Melting point: 630.6 °C
  • Atomic number: 51
  • Atomic mass: 121.76 u