# Rio Rock Quarry
> **Metal/Non-metal** mine · MSHA ID `4103894` · Surface · **Intermittent**
## Operator
- **Controller (parent):** William Clay  Coleman
- **Operator:** South Texas Aggregates, Inc.
- **Employees:** 2
- **Commodity:** Stone
## Location
- **State:** TX · Val Verde Co.
- **Coordinates:** 29.458333, -100.908611
## Safety record
- **Total accidents/injuries:** 0
- **Fatalities:** 0
- **Total days lost:** 0
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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*