Losses Friday carried over from a $14.20 drop in gold prices at the close of Thursday's trading session.
The dollar index, which measures the U.S. dollar against six other major currencies, climbed to 80.566 from 80.477 late Thursday.
The price for an ounce of silver dropped 77 cents to settle at $29.95.
In the late afternoon Friday, the dollar was $1.3071 against the euro from Thursday's $1.3042. The dollar was 88.19 against the yen from 87.43 yen Thursday.