
Likely black walnut; similar-looking walnut species are possible.
Juglans nigra (likely) · Hardwood
AI-generated identification · may be incorrect- Type
- Hardwood
- Origin
- Eastern and central North America, especially the eastern United States.
- Hardness
- 1,010 lbf — Medium
- Durability
- Moderately Durable; heartwood has some decay resistance, while sapwood is less resistant to insects and rot.
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Grain Pattern
Mostly straight to gently irregular grain with fine, diffuse-looking texture; no obvious prominent figure. The image shows face grain only, so cut orientation and end-grain features cannot be confirmed.
Color & Appearance
Medium to dark brown heartwood with subtle lighter and darker streaks; sapwood is not apparent. The glossy surface appears finished, and walnut often lightens with prolonged light exposure.
Hardness (Janka)
1,010 lbf — Medium
Durability & Decay Resistance
Moderately Durable; heartwood has some decay resistance, while sapwood is less resistant to insects and rot.
Value & Age
Approximately US$8–20 per board foot for ordinary kiln-dried lumber; figured or premium stock may cost more.
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 estimate sample age from this image; the polished finish obscures reliable patina or wear evidence.
Common Uses
Furniture, cabinetry, flooring, veneer, gunstocks, and decorative turning.
Geographic Origin
Eastern and central North America, especially the eastern United States.
Workability
Generally machines, sands, and glues well; sharp tools help produce clean surfaces, and pilot holes are useful for screws.
Finish Recommendations
A clear oil, shellac, lacquer, or polyurethane can preserve the brown appearance; test first, as finishes may deepen the color.
Notable Features
Known for rich brown color, attractive figure in selected boards, and good dimensional stability after drying.