US Silica
US frack sand suppliers hit hard by downturn
Shale
US Silica cuts 10% of staff
Shale
US Silica slashes jobs, idles two sand mines
Shale
US Silica profit drops in Q3
Shale
US Silica sees Northern White sand rebound
Online
Sand players push on despite price drop
Weekly
Pioneer clinches sand deal with US Silica
Weekly