Native copper specimens which have been smelted and slightly polished making them smooth to touch and enhancing their metallic lustre, these copper specimens were obtained from the smelting process of copper from the famous Keweenaw native copper ore deposits of Michigan. U.S.A.
Smelted copper nuggets derived from the famous Keweenaw native copper ore deposits of Michigan. U.S.A. Each nugget varies slightly in size but in general, they specimens are between 1" to 2" in diameter. It is valuable to note that although these mineral specimens are of native copper, they have been taken from a smelter first, essentially, left over pieces from the smelting process. Each specimen is supplier in a small card tray with an information label.