Mint State Gold 1 Pound Copper Bar Ingot Paperweight - 999 Pure Chemistry Element Design with Certificate of Authenticity by.

A wonderful way to diversify your collection of investment bullion with this 1 Pound Copper Ingot Bar Paperweight. Its industrial finish is complemented by a creative design featuring unique elements to the copper atom, including copper’s atomic symbol (Cu, atomic number (29, atomic mass (63. 55, and the inscriptions “Melting Point 1085C”, “Density 8. 92 g/cc”, “One Pound”, “. 999 Fine Copper”, and “USA”.