Benchmark three-month copper on the London Metal Exchange (LME) had risen 1.4% to $9,958.50 per tonne in official trades. On Thursday, prices hit $10,008 a tonne which was the highest since Feb. 2011.
"It's a tremendously positive story for copper at the moment and in the long term," said WisdomTree analyst Nitesh Shah, adding that the metal will likely pierce through the $10,000 mark again.