OREANDA-NEWS. The official purchase prices at cash calculations on the London Metal Exchange on March 8, 2007 made $2 730 for a ton of aluminium, $6 275 for a ton of copper, $1 870 for a ton of lead, $45 540 for a ton of nickel, $13 780 for a ton of tin, $3 361 for a ton of zinc.

Three-month purchase contracts were made at the price of $2 719,5 for a ton of aluminium, $6 260 for a ton of copper, $1 840 for a ton of lead, $42 950 for a ton of nickel, $13 675 for a ton of tin, $3 370 for a ton of zinc.