Most likely walnut; alternatives include other dark, weathered hardwoods. Species identification from this surface alone is uncertain.
Juglans nigra (tentative; if North American black walnut) · Hardwood
AI-generated identification · may be incorrect- Type
- Hardwood
- Origin
- Black walnut is native to eastern North America, especially the central and eastern United States.
- Hardness
- Black walnut: about 1,010 lbf, Medium.
- Durability
- Black walnut heartwood is Moderately Durable; weather resistance depends on exposure and condition.
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Grain Pattern
Broad, mostly straight to mildly irregular grain with diagonal bands; rough-sawn and weathered. No clear figured pattern is visible.
Color & Appearance
Muted gray-brown surface with darker streaks and blotches, likely altered by weathering, dirt, or oxidation; original heartwood and sapwood colors are not reliably visible.
Hardness (Janka)
Black walnut: about 1,010 lbf, Medium.
Durability & Decay Resistance
Black walnut heartwood is Moderately Durable; weather resistance depends on exposure and condition.
Value & Age
Rough, usable black walnut commonly ranges around US$5–15 per board foot; grade, dimensions, drying, and region strongly 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 estimated reliably from the image; surface wear and discoloration indicate exposure or handling but do not establish age.
Common Uses
Furniture, cabinetry, flooring, veneer, gunstocks, turning, and carving.
Geographic Origin
Black walnut is native to eastern North America, especially the central and eastern United States.
Workability
Generally machines, sands, glues, and finishes well; sharp tools help limit tearout on irregular grain.
Finish Recommendations
Clean and sand to sound wood, then use oil, shellac, lacquer, or clear polyurethane; test first because surface staining may persist.
Notable Features
Walnut heartwood is usually brown to purplish-brown and may lighten with prolonged light exposure; the pictured surface is too weathered to assess scent or natural figure.