Photo source: Tompkins Bluestone Co., Inc. · NSI catalogue
Catalogue sample. Confirm the current range and finish with the supplier.
Catalogue reference. Confirm the current range and finish with the supplier.
Material sources
Producer bluestone definition
The producer identifies its regional bluestone as sandstone; NSI lists this material under the commercial term Bluestone.
- Listed supplier
- Tompkins Bluestone
- Quarry / operation
- Equinunk Quarry
- Location
- Pennsylvania
- Color families
- Blue, Variegated
- Listing source
- NSI catalogue · source checked 23 Sept 2026
- Photograph
- Sourced photograph · checked 2026-09-23
Related producer groups
Tompkins BluestoneConfirm before specifying
Open NSI listing & sampleAsk the supplier about current availability, material range, fabrication and test data for your application. A listing or MSHA status does not establish supply readiness.
NSI identifies Tompkins Bluestone Co., Inc. as supplier of Equinunk. The stone is linked to that producer by company identity, with no current MSHA permit assigned. Sandstone classification follows the producer’s description of regional bluestone.