Copper jumped on Friday heading for a weekly increase amid concerns that Freeport-McMoRan Cooper & Gold Inc.'s accident at its Indonesian project, the world's second largest mine, may reduce supply as the U.S. economy showing signs of recovery. Copper for August delivery climbed by 0.7% to $7,352.25 a metric ton and was traded at $7,347.50 by 11:16 a.m. Seoul time.