OREANDA-NEWS. The official purchase prices at cash calculations on the London Metal Exchange on December 6, 2006 made $2 775 for a ton of aluminium, $6 935 for a ton of copper, $1 758,5 for a ton of lead, $34 800 for a ton of nickel, $10 750 for a ton of tin, $4 514,5 for a ton of zinc.

Three-month purchase contracts were made at the price of $2 779,5 for a ton of aluminium, $7 019 for a ton of copper, $1 725 for a ton of lead, $34 005 for a ton of nickel, $10 650 for a ton of tin, $4 420 for a ton of zinc.