← MSHA mines + accidents
Onyx Portable
Metal/Non-metal · Surface · 3200702 · Abandoned
Operator
- Controller (parent)
- Gordon L Schoonover
- Operator
- Zircon Construction
- Commodity
- SandAndGravel
Location
- State
- ND · Burleigh Co.
- Congressional district
- 01
Source
- Authoritative
- MSHA Mine Data Retrieval System
- Machine
- JSON-LD · Markdown