Prices of main and precious metals on international trade floors by trade results from August 4, 2011

/IRBIS, August 5, 2011/ - Prices of main and precious metals on international trade floors in SPOT terms according to trades results for August 3, 2011. ------------------------------------------------ Trend (in %) for ----------------------------- August 4, since since 2011 1 day 1 month 2011 2010 -------- --------- ----- ------- ----- --------- Main metals ------------------------------------------------ Copper 9,452.00 -1.0 +0.5 -0.1 +26.6 Aluminum 2,473.00 -2.3 -0.5 +1.1 +11.1 Zinc 2,337.00 -1.1 -0.1 -3.0 -9.2 Nickel 23,580.00 -1.3 +2.0 -4.3 +25.1 Lead 2,493.00 -1.2 -5.4 -3.0 +1.7 -------- --------- ----- ------- ----- --------- Precious metals ------------------------------------------------ Gold 1,656.20 -0.4 +11.7 +20.6 +48.2 Silver 39.42 -5.6 +17.0 +35.1 2.3 times Platinum 1,729.40 -3.1 +0.7 -0.1 +14.0 ------------------------------------------------ The data in the table are based on information of COMEX (Commodity Exchange of New York a concern of NYMEX) and London Metal Exchange. Prices on main metals are quoted in USD per ton on precious metals - in USD per troy ounce. [2011-08-05]