Quarry source record
Mayer Onyx / Arizona Onyx quarries
- Operator
- Stoneworld Co.
- Locality
- Mayer / Big Bug Creek, Yavapai County, Arizona
- Operating record
MSHA: Active · Mine ID 0202987
MSHA record details
Mayer Onyx
Snapshot: 18 September 2026. Mine source record 0202987 · Look up this ID at MSHA · Status effective 21 April 2021Regulatory classification; confirm current supply separately.
Mine source record- MSHA ID
- 0202987
- Coordinates
- Exact location under review
Independent source checks
- Material identity
- UNKNOWN
- Producer relationship
- UNKNOWN
- Quarry relationship
- VERIFIED
- Quarry location
- REVIEW
- Operating record
- VERIFIED
- Photo source
- UNKNOWN
- Photo permission
- UNKNOWN
- Technical data
- UNKNOWN
Each check stands on its own. A photo or coordinate review does not change a confirmed material identity or producer relationship. Operating records do not guarantee current inventory.
Documented capabilities
- Blocks
- Onyx blocks for slab and tile production
No quarry-owned downstream fabrication is inferred.