Silver futures fell on Tuesday, despite the US dollar falling against most currencies, to follow gold and closed lower.
Investors avoided safe havens such as precious metals amid improved risk appetite, thanks to optimism about the development of coronavirus vaccines, especially after China announced promising results about human trails.
The dollar index fell against a basket of currencies by 0.8% to 99 points as of 21:54 GMT, after it hit a high of 99.7 and a low of 99.04.
Tensions also eased between the US and China about the origin of the global coronavirus outbreak, after US President Donald Trump's tariff threats.
Silver July futures fell 0.6% to close at $17.595 an ounce, after a day high of $18.04 and a low of $17.48.