3 x 10 oz 999.9 Fine Copper Germania Mint Cast Bar Manufacturer: Germania Mint Metal Content: 10 troy oz Condition: New Metal: Copper Fineness: Cu 999.9 Dimensions: 115,80 x 55,80 x 19,68 mm Protection: Hologram, Numbering Package: Dedicated box Introducing the latest original investment product from Germania Mint - the 10oz Copper Cast Bar. The bars are made of 999.9 copper granules, have engraved individual numbers and applied holograms with identification codes. The bars are vacuum foiled and packed in exclusive boxes, that make them not only an investment, but also a collector's item. Pure copper is orange-red in color and darkens as it naturally oxidizes, retaining its properties.