The Mercury Dime 1 oz .999 Pure Copper Collectible Round Coin is a valuable addition to any collection. This round coin is made of pure copper with a fineness of 0.999, containing a total of 1 oz of precious metal content. The coin comes encapsulated in an acrylic slab for safekeeping and display, making it a convenient and attractive piece for collectors and investors alike. Perfect for those interested in expanding their collection with a high-quality and visually appealing piece of bullion.