Metals end week mixed

Metals prices were mixed Friday.

In precious metals, December gold was down $3.90 to $736 per troy ounce in morning trade on sentiment that the recent rally has gone too far.

Near the close of floor trade in New York, gold took back some of the losses but was still 70 cents lower to $739.20 per troy ounce.

Silver and platinum traded higher, with December silver 15 cents higher to $13.62.

October platinum added $3 to $1,331.60 per troy ounce.

Among base metals, December copper was higher in morning trade in New York on the news that mine workers in Peru have voted to strike on 2 October, but later it was trading even at $3.59 per pound.

Three-month copper on the London Metal Exchange, meanwhile, added $85 to $7,975 per tonne, or $3.62 per pound and was 5.5 percent higher on the week.

Most LME base metals gained over the week, but aluminium ended the week 1 percent lower to $2,405 per tonne.

Zinc added 1.2 percent over the week to $2,868 per tonne, while tin gained 3.5 percent to $15,325 per tonne and nickel was 13.6 percent higher to $32,500 per tonne.