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The dollar index, which gained about 0.3 percent
overnight making metals more expensive for holders of other currencies and weighing on prices, was trading flat at 0500 GMT.
However, markets are less volatile now and fluctuations in the base metals were capped, as reports of behind-the-scenes talks between Washington and Beijing spurred some optimism, traders said.
"Concerns easing around trade friction are likely to see industrial commodities find support, but volatility is expected to stay high," ANZ wrote in a note.