O-N Minerals (Chemstone Company)

O-N Minerals (Chemstone Company) operates 6 recorded mine and mineral-extraction sites across the United States, drawn from MSHA Mine Safety and Health Administration records. 5 are currently active. Total reported employee count across all sites: 186.

6Total Sites
5Active
1States
186Employees

Where O-N Minerals (Chemstone Company) Operates

StateSites
Virginia6

What O-N Minerals (Chemstone Company) Mines

Crushed, Broken Limestone NEC · 4Lime · 2

All Sites Operated by O-N Minerals (Chemstone Company)

MineStateCountyCommodityStatus
Winchester PlantVirginiaFrederickLimeActive
Strasburg QuarryVirginiaShenandoahLimeActive
Middletown QuarryVirginiaFrederickCrushed, Broken Limestone NECActive
Plant #2VirginiaBotetourtCrushed, Broken Limestone NECActive
Rocky PointVirginiaBotetourtCrushed, Broken Limestone NECActive
Plant #1VirginiaBotetourtCrushed, Broken Limestone NECAbandoned

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