US copper futures lost more than 3 percent of their value Thursday morning as prices continued to correct further away from the psychological $3.00 a lb level amid a broader sell-off in the industrial metals complex. Copper for December delivery slipped 7.10 cents, or 2.4 percent, to $2.8530 a lb by 10:10 am EDT (1410 GMT) on the New York Mercantile Exchange's COMEX division.
Range from $2.8325 to $2.9565. Benchmark December hit an 11-month high at $2.9895 on August 28. COMEX estimated copper volume at 12,153 lots by 9 am.