Copper, Aluminum, Nickel, Zinc Drop on London Metal Exchange

Sept. 20 -- Copper snapped a two-day rally on the London Metal Exchange and other industrial metals dropped. Copper for delivery in three months on the LME slid $30, or 0.4 percent, to $7,855 a metric ton as of 6:37 a.m. in London. Aluminum dropped $2 to $2,482 a ton, nickel fell $250 to $33,550 and lead slid $25 to $3,210. Zinc fell $19 to $2,965 and tin was unchanged at $15,350.