Granite · New Hampshire

Concord Gray Granite

Swenson / Polycor

Concord Gray Granite: Concord Gray Granite — honed finish. Photo: Structural Stone.
Concord Gray Granite — honed finish. Photo: Structural Stone.

Light gray granite from Rattlesnake Hill in Concord, New Hampshire, with a tight grain and small brown flecks. Historically known as Swenson Gray.

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Colors
Gray
Quarry
Swenson Gray Quarry, Concord, New Hampshire
Supplied as
Dimension stone and curbing. Confirm current block availability, sizes and fabrication requirements.
Typical uses
Landscape & site stone

Quarry origin

Swenson Gray Quarry

The material’s relationship to this quarry operation is confirmed.

Documented capabilities

Dimensional stone
Yes

Source 1 · Source 2

Restoration and matching

Historical material names
Swenson Gray

Source

Documented applications
Library of Congress; New Hampshire State House; Concord Public Library

Source

Related quarry record: Swenson Gray Quarry · Active

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