OREANDA-NEWS. The official purchase prices at cash calculations on the London Metal Exchange on February 14, 2007 made $2 919,5 for a ton of aluminium, $5 620 for a ton of copper, $1 725 for a ton of lead, $40 275 for a ton of nickel, $12 935 for a ton of tin, $3 220,5 for a ton of zinc.

Three-month purchase contracts were made at the price of $2 830,5 for a ton of aluminium, $5 700 for a ton of copper, $1 675 for a ton of lead, $37 300 for a ton of nickel, $12 775 for a ton of tin, $3 215 for a ton of zinc.