Photo source: GA Stone Holding, LLC
Madison Pink / New Hampshire Pink — polished producer sample with its original identification stickers.
Compare the producer’s sample photographs and confirm the current range and finish.
Material sources
Current official material listing; confirms material and business relationship, not current permit status.
Original GA Stone Holding, LLC label retained in the imported source catalogue.
Preserves the imported Madison/Conway Pink naming; GOA markets the selection as Madison Pink / New Hampshire Pink.
Source checked 2026-09-29.
- Listed supplier
- Granites of America
- Quarry / operation
- Granites of America (producer range; individual quarry unconfirmed)
- Location
- New Hampshire
- Color families
- Pink
- Listing source
- Producer documentation · source checked 29 Sept 2026
- Photograph
- Sourced photograph · checked 2026-09-23
MSHA associations under review (1)
Possible mine-record matches are research leads. They do not establish a supplying quarry or change the verified origin shown above.
Madison Quarry · Mine ID 2700240 · Recorded status: Abandoned
Snapshot: 18 September 2026. Mine source record 2700240 · Look up this ID at MSHA · Status effective 15 April 2024
Earlier MSHA research notes
Current business relationship verified
Granites of America currently lists Madison/Conway Pink in its official material collection. The marketed material relationship is verified independently of regulatory records. Existing mine record associations and dated operating statuses are retained as source evidence, not a statement of current extraction, stock or lead time.
Research sourceRelated producer groups
Granites of AmericaOrigin evidence
Ask the supplier about current availability, material range, fabrication and test data for your application. A listing or MSHA status does not establish supply readiness.
Originally catalogued by NSI under GA Stone Holding, LLC. Granites of America currently lists Madison/Conway Pink in its official material collection. The marketed material relationship is verified independently of regulatory records. Existing permit associations and dated operating statuses are retained as source evidence, not a statement of current extraction, stock or lead time.