OREANDA-NEWS. The official purchase prices at cash calculations on the London Metal Exchange on January 30, 2007 made $2 809 for a ton of aluminium, $5 595 for a ton of copper, $1 710 for a ton of lead, $40 350 for a ton of nickel, $12 270 for a ton of tin, $3 520,5 for a ton of zinc.

Three-month purchase contracts were made at the price of $2 709 for a ton of aluminium, $5 639 for a ton of copper, $1 670 for a ton of lead, $37 020 for a ton of nickel, $12 175 for a ton of tin, $3 487 for a ton of zinc.