# Barnhart Quarry
> **Metal/Non-metal** mine · MSHA ID `2302469` · Surface · **Active**
## Operator
- **Controller (parent):** RWNIH-OP Holdings LLC; PEPI Capital, L.P.; 42 North Resources Partners I
- **Operator:** New Frontier Materials Operations Alpha, LLC
- **Employees:** 32
- **Commodity:** Stone
## Location
- **State:** MO · Jefferson Co.
- **Coordinates:** 38.333056, -90.38
## Safety record
- **Total accidents/injuries:** 9
- **Fatalities:** 0
- **Total days lost:** 264
---
*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*