Copper futures settled down on Tuesday as investors awaited US President Trump's Federal Reserve Board nominee. However, some downside was limited by supply fears after a fatal mining collapse in Chile and growing expectations of US interest rate cuts.
Copper futures for September delivery lost $0.0515 to settle at $4.3860 a pound on the Comex metals division of New York Mercantile Exchange. Copper on the London Metal Exchange was down by 0.50 percent at $9,638.50 a ton.