(Kitco News) - Gold prices are trading slightly higher in early morning U.S. dealings Friday. The weaker U.S. dollar index late this week is limiting selling interest in the precious metals markets. The market place is awaiting a fresh batch of U.S. economic data on tap Friday morning, which could move the markets. April Comex gold last traded up $1.50 at $1,592.20 an ounce. Spot gold was last quoted up $2.10 at $1,593.00. May Comex silver last traded up $0.073 at $28.88 an ounce.