R.F. Lafferty: U.S. Silica Offers About 45% Upside Potential By: Benzinga via Benzinga January 17, 2018 at 12:37 PM EST U.S. Silica Holdings Inc (NYSE: SLCA), a producer of commercial silica, could be a better bet for those investors looking for exposure ... Read More >> Related Stocks: U.S. Silica Holdings Inc