FILE - In this Feb. 14, 2006 file photo, a close-up of the chest patch of a worker at Barrick's Ruby Hill Mine, outside Eureka, Nev., is shown. Barrick Gold Corp. on Thursday, Feb. 18, 2010, posted a fourth-quarter profit as its average gold price jumped 38 percent after eliminating contracts that pledged to sell the precious metal at much lower prices.(AP Photo/Douglas C. Pizac, file)