Gold (GC=F) futures opened at $5,201.90 per ounce on Friday, up 0.1$5,194.20. The gold price has remained above $5,100 per ounce since Monday, Feb. 23. The potential for U.S. military action against Iran has fueled safe-haven demand for gold this week. On Thursday, the two countries completed a third round of negotiations about Iran’s uranium-enrichment activities. No agreement has been reached. Oman’s foreign minister, who is mediating the talks, said progress had bee ...