Most likely weathered or stained Black Walnut; alternatives include stained mahogany or another dark hardwood. — Juglans nigra (probable)

Most likely weathered or stained Black Walnut; alternatives include stained mahogany or another dark hardwood.

Juglans nigra (probable) · Hardwood

AI-generated identification · may be incorrect
Type
Hardwood
Origin
Eastern and central North America, especially the United States and southern Canada.
Hardness
About 1,010 lbf Janka — Medium.
Durability
Moderately durable; heartwood offers fair decay resistance, while sapwood is more vulnerable to insects and rot.

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Grain Pattern

Mostly straight, fine to medium texture, with faint cathedral or irregular longitudinal grain; no clear decorative figure visible.

Color & Appearance

Brown to chocolate-brown surface with gray oxidation, dark streaks, and uneven patina; walnut commonly lightens or becomes warmer amber-brown with age and exposure.

Hardness (Janka)

About 1,010 lbf Janka — Medium.

Durability & Decay Resistance

Moderately durable; heartwood offers fair decay resistance, while sapwood is more vulnerable to insects and rot.

Value & Age

Estimated Market ValueNot an official valuation

Approximately $8–$18 per board foot for ordinary kiln-dried walnut; premium clear or figured stock may exceed $25.

AI estimate for general guidance only — not a professional appraisal. Actual value depends on grade, dimensions, condition, and local market demand.

Wood Age Estimate
Cannot be reliably dated from this photo; surface wear and oxidation suggest an older or weather-exposed finish, not necessarily old wood.

Common Uses

Furniture, cabinetry, flooring, architectural millwork, gunstocks, veneer, and turning.

Geographic Origin

Eastern and central North America, especially the United States and southern Canada.

Workability

Generally machines, sands, glues, and finishes well; sharp tools are recommended to reduce tearout and fuzzy surfaces.

Finish Recommendations

Clean and lightly sand, then use dewaxed shellac, wiping varnish, lacquer, or polyurethane; test first because uneven absorption and existing finish are evident.

Notable Features

Dark streaking, subdued luster, and strong color variation are characteristic of walnut, though staining may mimic them.

Learn more about Most likely weathered or stained Black Walnut; alternatives include stained mahogany or another dark hardwood. in the Wood Encyclopedia
Identified September 22, 2026