# Glass Rock Operation
> **Metal/Non-metal** mine · MSHA ID `3301354` · Surface · **Abandoned**
## Operator
- **Controller (parent):** Pioneer Natural Resources USA Incorporated
- **Operator:** Premier Silica LLC
- **Employees:** 0
- **Commodity:** Nonmetal
## Location
- **State:** OH · Perry Co.
- **Coordinates:** 39.888055, -82.317222
## Safety record
- **Total accidents/injuries:** 28
- **Fatalities:** 1
- **Total days lost:** 520
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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*