Spalted Tamarind — Tamarindus indica

Spalted Tamarind

Tamarindus indica · Exotic/Tropical Hardwood

AI-generated identification · may be incorrect
Type
Exotic/Tropical Hardwood
Origin
Native to tropical Africa; widely cultivated and naturalized in Southern Asia, specifically India, and tropical regions worldwide.
Hardness
2,690 lbf (Extremely Hard)
Durability
Non-durable to Slightly Durable; the spalting process itself is a form of decay, making the wood susceptible to rot and insects if not stabilized or kept dry.

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Grain Pattern

Interlocked or wavy grain featuring distinct spalted figure; characterized by black zone lines caused by fungal decay creating map-like patterns against a pale background.

Color & Appearance

Heartwood is typically a bold pale yellow to creamy white with dark brown or black streaks; spalting adds high-contrast black lines. It may darken slightly to a more golden hue with age.

Hardness (Janka)

2,690 lbf (Extremely Hard)

Durability & Decay Resistance

Non-durable to Slightly Durable; the spalting process itself is a form of decay, making the wood susceptible to rot and insects if not stabilized or kept dry.

Value & Age

Estimated Market ValueNot an official valuation

$15.00 - $30.00 per board foot, depending on the intensity and aesthetic quality of the spalting patterns.

AI estimate for general guidance only — not a professional appraisal. Actual value depends on grade, dimensions, condition, and local market demand.

Wood Age Estimate
The sample appears recently processed into turning blanks, showing fresh rough-sawn edges; the tree age is unknown, but the spalting indicates it was harvested from a log undergoing decomposition.

Common Uses

Turning (bowls/pens), knife handles, veneer, inlay work, small decorative boxes, and musical instrument accents.

Geographic Origin

Native to tropical Africa; widely cultivated and naturalized in Southern Asia, specifically India, and tropical regions worldwide.

Workability

Difficult due to high density and interlocked grain. Spalting can create soft 'punky' spots that tend to tear out; often requires stabilization with resins or CA glue before machining.

Finish Recommendations

Best with stabilizing finishes such as CA glue (super glue), penetrating oils, or high-gloss lacquers to highlight the contrast and strengthen punky areas.

Notable Features

Features distinct black lines (zone lines) created by fungi; the wood is very heavy and dense. It has no characteristic odor when worked but fine dust can be a respiratory irritant.

Learn more about Spalted Tamarind in the Wood Encyclopedia
Identified July 6, 2026