Gold and silver futures tanked as US investors returned from the Presidents’ Day holiday long weekend. Precious metals have struggled to maintain momentum after a slight recovery from last month’s sharp selloff. April gold futures plummeted $108.40, or 2.15%, to $4,936.90 per ounce at 12:34 GMT on Tuesday on the COMEX division of the New York Mercantile Exchange. Gold prices are still positive for the year, rising 14%. Silver, the sister commodity to gold, tanked $3.799, or 4.87%, to $74.05 per ounce. The white metal has declined 18% over the past month, but remains up about 4% year-to-date. One of the key factors ... (full story)