OREANDA-NEWS. The official purchase prices at cash calculations on the London Metal Exchange on February 23, 2007 made $2 865 for a ton of aluminium, $6 185 for a ton of copper, $1 955 for a ton of lead, $43 200 for a ton of nickel, $13 550 for a ton of tin, $3 550 for a ton of zinc.

Three-month purchase contracts were made at the price of $2 829,5 for a ton of aluminium, $6 231 for a ton of copper, $1 910 for a ton of lead, $39 890 for a ton of nickel, $13 275 for a ton of tin, $3 559 for a ton of zinc.