Copper futures settled down on Friday as firmer American currency makes copper less attractive for buyers holding other currencies. Copper prices weakened further on caution after US Federal Reserve Chair Powell warned in comments in Jackson Hole that Fed officials were prepared to raise interest rates further. However, some losses were limited by demand hopes followed with seasonal strength in consumption.
Copper futures for September delivery lost $0.0090 to settle at $3.7620 a pound on the Comex metals division of New York Mercantile Exchange. Copper on the London Metal Exchange was down by 0.05 percent at $8,355.50 a ton.