By Myra P. Saefong
SAN FRANCISCO (MarketWatch) -- Gold and oil futures turned lower Tuesday, as a dip in the euro EURUSD -0.4888% below $1.25 renewed a rally in the U.S. dollar, pressuring prices for dollar-denominated commodities. Gold for August delivery GCQ2 +0.08% fell $13.90, or 0.9%, to $1,557.50 an ounce on the Comex division of the New York Mercantile Exchange. Earlier, it climbed by more than $14 to touch a high of $1,585.70. July crude oil CLN2 +0.04% traded at $90.60 a barrel on Nymex, down 26 cents, or 0.3%, after climbing to a high of $92.21.