# Marblehead Quarry
> **Metal/Non-metal** mine · MSHA ID `3304530` · Facility · **Abandoned**
## Operator
- **Controller (parent):** John F. Gradel Sr Trust
- **Operator:** Geo Gradel Co
- **Employees:** 0
- **Commodity:** Stone
## Location
- **State:** OH · Ottawa Co.
- **Coordinates:** 41.524444, -82.760556
## Safety record
- **Total accidents/injuries:** 3
- **Fatalities:** 0
- **Total days lost:** 1
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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*