The price of copper is declining Thursday after two days of gains, trading data shows.

March copper futures on the Comex exchange are down 0.85% to $4.1915 a pound (about 0.45 kilograms).

At the end of Wednesday's trading on the London Metal Exchange (LME), the cost of a ton of copper with delivery in three months rose by 0.39% to $ 9325.5, aluminum - by 0.74% to $ 2,638, zinc - jumped by 3.34% to $ 3,405.