# Rocky Mountain Quartzite Quarry
> **Metal/Non-metal** mine · MSHA ID `1000648` · Surface · **Intermittent**
## Operator
- **Controller (parent):** Gregory L Osterhout
- **Operator:** Northern Stone Supply Inc
- **Employees:** 12
- **Commodity:** Stone
## Location
- **State:** ID · Cassia Co.
- **Coordinates:** 42.115556, -113.858056
## Safety record
- **Total accidents/injuries:** 5
- **Fatalities:** 1
- **Total days lost:** 180
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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*