When it comes to investing in precious metals, silver might be an afterthought, given gold's run to record intraday highs 15 times so far this year.

But the white metal could soon steal the spotlight in what one analyst said may be a "powerful" run to its highest price on record.

"Silver is a hidden, precious gem that should be considered by investors looking for opportunity to play gold and silver bull markets," said Peter Spina, founder and president of investor websites GoldSeek.com and SilverSeek.com.