Hefty 1 Pound Weight: A substantial copper bar weighing a full pound, perfect as a striking paperweight or a valuable addition to your bullion collection. .999 Fine Copper Purity: Crafted from .999 pure copper (99.99% Pure), this bar embodies the highest standards of quality and authenticity. Impressive Dimensions: Measuring 6 1/4" x 2 5/8" x 3/16", this copper bar boasts a sleek and solid design that feels substantial in hand. Gift: Makes a great gift for chemistry students, teachers, professors. These beautiful copper bars are made of 99.9% Pure Copper and polished to a beautiful mirror finish. Each bar comes in an airtight plastic package. The front of the bar features the Element Symbol - Cu - Atomic Number - 29 - Atomic Mass - 63.55 - Melting Point - 1085°C - Density - 8.92g/cc and reads One Pound .999 Fine Copper. The back of the bar features the Unique Metals Logo. These bars are perfect for bullion investors, collectors, element collectors, gifts to science lovers or whatever else you can think of!