Randgold Resources CEO Mark Bristow (L) and Chairman of the Board of Directors Philippe Lietard attend the opening of the Tongon Gold Mine in the Korhogo region October 24, 2011. Randgold Resources inaugurated its Tongon gold mine in northern Ivory Coast on Monday, which started pouring gold last year and expects to reach its 270,000 ounces a year target by the end of this year. REUTERS/Thierry Gouegnon (IVORY COAST - Tags: BUSINESS COMMODITIES)