Gold closed $4.20 lower at $1,604.70 on the Comex division of the New York Mercantile Exchange while silver gained 4.5 cents to close at $29.046.
The dollar index added 0.1 percent to 79.99.
The euro was virtually flat, rising to $1.3051 compared with Thursday's $1.305. Against the yen, the dollar fell to 78.075 yen from Thursday's 78.17 yen.
The British pound was $1.5591, up from Thursday's $1.5677. Against the Hong Kong dollar, the U.S. standard was 7.7769 from Thursday's 7.7824 HKD.
The dollar was 97.991 cents against the Canadian dollar from $1.0207 Thursday. The Australian dollar was $1.0137 from Thursday's $1.013.