Copper was slightly cheaper Thursday morning, trading data showed. December futures for copper on the Comex exchange fell 0.2% to $3.4215 a pound (about 0.45 kilograms).
At the end of trading on the London Metal Exchange (LME) on Wednesday, the cost of a ton of copper with delivery in three months decreased by 0.67% to $ 7,545, aluminum - rose by 3.09% to $ 2,305, zinc - dropped by 0.68% to $ 2,908.5.

















