Material source record

Arizona Flagstone

Source checked 25 Sept 2026

Back to the stone
Large natural gray, brown and muted red flagstone pieces in Dunbar Stone Company’s inventory.

Photo source: Dunbar Stone Company

View producer photographsOpen sample photograph

Compare the producer’s sample photographs and confirm the current range and finish.

Material sources

Dunbar: quarrying and architectural stone
Dunbar: flagstone product photograph
Dunbar: historical Corva Red and Hualapai Chocolate project
MSHA mine information
Arizona State Mine Inspector: Dunbar sandstone operations

Arizona Flagstone is sandstone with documented U.S. origin, listed by Dunbar Stone Company. Its extraction state is not confirmed.

Listed supplier
Dunbar Stone Company
Quarry / operation
Dunbar Stone Company (producer range; individual quarry unconfirmed)
Location
USA
Color families
Gray, Red, Brown
Supply route
Flagstone, slabs and custom-cut stone for paving, wall veneer, steps, sills and architectural details.
Listing source
Producer documentation · source checked 25 Sept 2026
Photograph
Sourced photograph · checked 2026-09-25

Independent source checks

U.S. material origin
VERIFIED
Material identity
VERIFIED
Producer relationship
VERIFIED
Quarry relationship
VERIFIED
Quarry location
REVIEW
Operating record
REVIEW
Photo source
VERIFIED
Photo permission
SITE_OWNER_APPROVED
Technical data
REVIEW

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.

Restoration and matching

Documented applications
Clark County Government Building, Las Vegas — Corva Red and Hualapai Chocolate flagstone

Producer documents supply for the 1997 project publication; this does not establish a current color-to-mine record or photograph assignment.

Source 1 · Source 2

Related producer groups

Dunbar Stone Company

Source-described uses

Cladding & exterior walls · Landscape & site stone

Uses described by the producer. This is not a finding of suitability for a particular assembly or project.

Application source

Origin evidence

Extraction country
USA — verified[1]
Quarry / operator
Dunbar Stone Company (producer range; individual quarry unconfirmed)[1]
Sources (1)
  1. Source 1 · extraction country, quarry / operator
Confirm before specifying

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.

Open producer material page

U.S. origin is documented for this named material or its stated range. The extraction state is unresolved; no individual site is implied.