Final prices in dollars per ton - cash and forward today. Also given are the previous trading day's quotations, according to dpa. # cash forward Copper 3,250.50 ( 3,153.50) 3,285.50 ( 3,187.50) Lead 1,000.50 ( 1,041.50) 1,012.50 ( 1,052.50) Zinc SH 1,078.5 ( 1,079.00) 1,103.50 ( 1,107.00) Tin 10,775.00 (10,875.00) 10,525.00 (10,600.00) Aluminium 1,105.00 ( 1,085.00) 1,135.00 ( 1,115.00) Nickel 9,695.00 ( 9,420.00) 9,775.00 ( 9,500.00) #