
Likely black walnut; oak is a possible alternative.
Likely Juglans nigra; alternative Quercus spp. · Hardwood
AI-generated identification · may be incorrect- Type
- Hardwood
- Origin
- Black walnut is native to eastern and central North America.
- Hardness
- 1010 lbf — Medium (if black walnut).
- Durability
- Moderately Durable; heartwood has some decay and insect resistance, while sapwood is less resistant.
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Grain Pattern
Mostly straight to irregular, with broad flowing dark streaks and a prominent cathedral-like figure suggesting flat-sawn stock. No clear evidence of special figure such as burl or bird’s-eye.
Color & Appearance
Medium brown with darker chocolate-brown streaks and lighter tan areas; the visible face appears aged or finished. Walnut typically lightens with prolonged light exposure.
Hardness (Janka)
1010 lbf — Medium (if black walnut).
Durability & Decay Resistance
Moderately Durable; heartwood has some decay and insect resistance, while sapwood is less resistant.
Value & Age
Roughly $8–$20 per board foot for common kiln-dried walnut; grade and region substantially affect price.
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 estimated from this image; surface color and wear may reflect finish or exposure rather than age.
Common Uses
Furniture, cabinetry, flooring, veneer, turning, and decorative joinery.
Geographic Origin
Black walnut is native to eastern and central North America.
Workability
Generally machines and finishes well; irregular grain can tear out during planing. Glues and holds fasteners well with appropriate pilot holes.
Finish Recommendations
Sand evenly and use oil, shellac, lacquer, or clear polyurethane; a clear finish enhances the contrast without obscuring the grain.
Notable Features
Walnut is valued for its rich brown color and attractive contrasting grain; this sample shows pronounced dark streaking.