Gold rises, silver volatile as global markets tumble

Gold prices climbed while silver experienced sharp swings on Friday amid a global stock market rout and increased margin requirements by CME for precious metals. Spot gold surged 2.3% to $4,879.45 per ounce by 05:52 GMT, marking a modest 0.3% gain for the week. Meanwhile, US gold futures for April delivery added 0.2% to $4,897.20 […]