In Minecraft, you can use copper for construction, or for crafting lightning rods and spyglasses. Copper blocks will oxidize over time and turn green, but you can wax them to stop the aging process.
Copper is a common mineral in Minecraft that can be obtained by smelting copper ores (or raw copper) in the furnace. By mining underground, you can find up to 200 copper ores per Minecraft chunk. The ...