* Silver gained as softer-than-expected inflation indicators eased concerns over an acceleration of rate hikes from the Federal Reserve ahead of the consumer price index.
* Producer price inflation for July was unchanged from the previous month, with the annualized increase easing from 3.4% to 3.3%, according to data.
* Still, market participants were likely to remain cautious as they await the release of the more widely followed consumer price index for July.
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