Mining Profits...Investing In Industrial Metals

Copper declined, heading for a fourth successive weekly drop on the London Metal Exchange. Aluminum and nickel also fell.

Copper for delivery in three months on the LME dropped $70, or 1 percent, to $6,740 a ton as of 9:20 a.m. local time. The metal has lost 2.6 percent this week. It has fallen 23 percent since trading at a record $8,800 on May 11.

Aluminum declined $48, or 1.8 percent, to $2,620 a ton and nickel fell $200 to $29,400. Zinc dropped $65 to $4,160 and lead was $45 lower at $1,490. Tin slid $100 to $9,700.