“Frac sand” is a high-purity quartz sand with very durable
As demand for frac sand continues to climb, Pennsylvania-based Preferred Sands LLC is the latest player to set up shop among a growing number of mines just south of San Antonio.
“Frac sand” is a high-purity quartz sand with very durable
As demand for frac sand continues to climb, Pennsylvania-based Preferred Sands LLC is the latest player to set up shop among a growing number of mines just south of San Antonio.