Gaboon Ebony — Diospyros dallasiana (or Diospyros crassiflora)
High. The solid jet-black heartwood contrasting sharply with the pale yellowish-tan sapwood in the sanded area is a signature trait of the Diospyros genus. confidence

Gaboon Ebony

Diospyros dallasiana (or Diospyros crassiflora) · Exotic/Tropical Hardwood

Type
Exotic/Tropical Hardwood
Origin
Equatorial West Africa (Gabon, Cameroon, Congo, Nigeria).
Hardness
3,080 lbf (Extremely Hard)
Durability
Very Durable; heartwood is highly resistant to termite attack and rot, though sapwood is susceptible to powder post beetles.

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Grain Pattern

Typically straight, but can sometimes be interlocked; fine, uniform texture with a naturally high luster.

Color & Appearance

Heartwood is usually jet-black with little to no visible grain; sapwood is a pale yellow to light brown, as seen in the sanded patch. It darkens very little with age as it is already highly pigmented.

Hardness (Janka)

3,080 lbf (Extremely Hard)

Durability & Decay Resistance

Very Durable; heartwood is highly resistant to termite attack and rot, though sapwood is susceptible to powder post beetles.

Value & Sustainability

Estimated Market Value
$100.00 - $150.00 per board foot (Extremely expensive due to scarcity and export restrictions).
Wood Age Estimate
Modern harvest (less than 20 years). The surface shows characteristic machining marks and a uniform black stain or natural oxidation typical of surfaced exotic lumber.
Sustainability Status
IUCN Red List: Endangered; CITES Appendix II (specifically Diospyros species from Madagascar, though West African species are also heavily regulated). FSC certification is rare.

Common Uses

Musical instrument parts (piano keys, fingerboards), carving, pool cues, knife handles, and fine inlay work.

Geographic Origin

Equatorial West Africa (Gabon, Cameroon, Congo, Nigeria).

Workability

Difficult to work with hand tools due to extreme density and hardness. It has a pronounced blunting effect on cutters. Glues well if surface oils are wiped with solvent; polishes to a very high natural shine.

Finish Recommendations

Usually left natural or finished with wax or light oil to showcase the deep black luster. It does not require heavy film finishes like polyurethane due to its density.

Notable Features

Extremely heavy (sinks in water); fine dust can be a potent skin and respiratory irritant; nearly metallic ring when struck.

Learn more about Gaboon Ebony in the Wood Encyclopedia
Identified July 18, 2026