OREANDA-NEWS. The official purchase prices at cash calculations on the London Metal Exchange on March 13, 2007 made $2 767 for a ton of aluminium, $6 300 for a ton of copper, $1 915 for a ton of lead, $47 195 for a ton of nickel, $13 770 for a ton of tin, $3 300,5 for a ton of zinc.

Three-month purchase contracts were made at the price of $2 755 for a ton of aluminium, $6 290 for a ton of copper, $1 880 for a ton of lead, $44 150 for a ton of nickel, $13 675 for a ton of tin, $3 309,5 for a ton of zinc.