US, China Silver Prices Push Monthly Precious Metals Index To 12-Month

 | May 03, 2013 01:40AM ET

Gold wasn’t the only precious metal that plummeted over the past month.

The monthly Global Precious Metals MMI® registered a value of 102 in May, a decrease of 6.4 percent from 109 in April. It was led primarily by U.S. and China silver prices.