Final prices in dollars per ton - cash and forward - on Friday. Also given are the previous trading day's quotations. # Copper 5,300.00 ( 5,274.00) 5,295.00 ( 5,265.00) Lead 1,681.00 ( 1,614.50) 1,702.50 ( 1,637.50) Zinc SH 1,605.50 ( 1,525.50) 1,629.00 ( 1,548.00) Tin 13,360.00 (13,250.00) 13,225.00 (13,075.00) Aluminium 1,510.00 ( 1,485.00) 1,535.00 ( 1,510.00) Nickel 15,995.00 (15,895.00) 16,075.00 (15,975.00) #