Copper element

A metal — orange/red, highly conductive, soft, easily worked, with a low melting point.

Getty AAT: Pure metallic element having the symbol Cu and atomic number 29; a reddish brown, ductile metal that is present in the earth's crust, occurring as a native metal and as ores of sulfide, sulfate and carbonate (azurite, malachite, etc.). (AAT 300011020)