
Most likely Black Walnut; alternatives include Claro walnut or dark-stained oak.
Juglans nigra · Hardwood
AI-generated identification · may be incorrect- Type
- Hardwood
- Origin
- Eastern and central North America, especially the United States and southern Ontario.
- Hardness
- 1,010 lbf Janka — Medium.
- Durability
- Moderately durable; heartwood has useful resistance to decay and insects, while sapwood is substantially less resistant. Not ideal for prolonged outdoor exposure without protection.
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Grain Pattern
Predominantly straight to gently irregular, with subdued cathedral figure on the broad face; appears flat-sawn. End grain is not sufficiently visible for confirmation.
Color & Appearance
Warm chocolate-brown heartwood with lighter brown streaking and comparatively pale sapwood; moderate natural luster. Walnut commonly lightens or develops golden tones with oxidation and sunlight.
Hardness (Janka)
1,010 lbf Janka — Medium.
Durability & Decay Resistance
Moderately durable; heartwood has useful resistance to decay and insects, while sapwood is substantially less resistant. Not ideal for prolonged outdoor exposure without protection.
Value & Age
Approximately $8–$18 per board foot for sound, kiln-dried walnut; figured or exceptionally wide 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 be reliably dated from the photograph; the boards appear used or weathered rather than demonstrably antique.
Common Uses
Furniture, cabinetry, flooring, architectural millwork, gunstocks, veneer, turning, and instrument components.
Geographic Origin
Eastern and central North America, especially the United States and southern Ontario.
Workability
Generally machines, planes, sands, glues, and finishes well; interlocked grain can cause localized tear-out. Pre-drilling is advisable near edges.
Finish Recommendations
Use a clear oil, shellac, lacquer, or polyurethane; seal end grain and apply thin coats after thorough sanding. A clear finish preserves contrast better than dark stain.
Notable Features
Recognizable dark heartwood, moderate weight, dimensional stability, and a naturally smooth, satin-like appearance.