Gold prices fell more than 1% Thursday on signs that Federal Reserve officials are increasingly concerned about the risks of the Fed's asset purchases on financial markets, reducing bullion's appeal as a hedge against inflation. February gold fell $14.20 an ounce at $1,674.60, with volume in line with its 30-day average, preliminary Reuters data showed. Spot gold was down 1.2% at $1,665.60 by 2:45 p.m. ET. Minutes from the Fed's December policy