Sri Lanka, July 10 -- Gold prices rose on Thursday, driven by the weakness of the U.S. dollar amid heightened global trade tensions, following President Donald Trump's imposition of reciprocal tariffs on several countries.

On Wednesday, Trump shook the world after revealing 50% tariffs on Brazil, following a feud with Brazilian President Luiz Inacio Lula da Silva. The move came as a particular surprise, given that the U.S. posted a trade surplus with Brazil last year.

Spot gold prices rose 0.2% at $3,320.58 per ounce, while U.S. gold futures also advanced 0.3% at 8.21 a.m. GMT. The U.S. dollar index, which measures the value of the U.S. currency relative to a basket of foreign currencies, slipped 0.2%, while the 10-year Treasury yield f...