Marblewood
Scientific name: Marmaroxylon racemosum
Overview
Marblewood is a highly distinctive South American hardwood known for its dramatic, marbled grain pattern. Native to northern South America, it is valued primarily for its striking visual appearance rather than structural performance.
The wood’s contrasting dark streaks over a lighter background create a stone-like effect, making it especially desirable for decorative applications, turning, and specialty woodworking projects.
Quick Facts
- Common Name: Marblewood
- Scientific Name: Marmaroxylon racemosum
- Region: South American Hardwoods
- Tree Size: 60–100 ft tall, 2–3 ft trunk diameter
- Average Dried Weight: ~55 lbs/ft³ (880 kg/m³)
- Janka Hardness: ~2,160 lbf
- Color: Light yellow to golden brown with dark brown streaks
- Grain: Irregular, often interlocked
- Texture: Medium
Identification Characteristics
Marblewood is easily recognized by its bold, irregular grain pattern that resembles marble or flowing stone. The contrast between light background tones and dark streaking is its most defining feature.
Key identification traits include:
- High contrast marbled appearance Light base color with dark brown to black streaks Irregular, non-uniform grain pattern Medium texture with moderate natural luster
Working Properties
Marblewood can be moderately difficult to work due to its density and irregular grain.
- Machines moderately well but can dull tools Interlocked grain may cause tear-out Sands to a smooth finish Glues and finishes well Can be challenging for hand tools
Safety Note
Dust from Marblewood may cause skin or respiratory irritation. Proper dust collection and personal protective equipment are recommended when machining or sanding.
Common Uses
Marblewood is primarily selected for decorative and specialty applications where its unique grain can be showcased.
- Turned objects and bowls
- Decorative veneers
- Knife handles and small crafts
- Inlays and accent pieces
- Specialty furniture components
Sustainability & Notes
Marblewood is not currently listed under CITES, but like many tropical hardwoods, availability can vary depending on regional harvesting practices.
Responsible sourcing is recommended, particularly when purchasing figured or high-contrast material.
Comparative Notes & Related Species
Snakewood Known for its extremely dense structure and distinctive “snake-skin” pattern, often used in high-end turning and specialty items
Leopardwood Features a speckled, ray-fleck pattern rather than flowing marbling, commonly used in furniture and veneers
Zebrawood Displays bold, linear striping instead of the irregular marbled figure seen in Marblewood
Related Guides
Hardwood vs Softwood
Understand the structural and botanical differences between hardwoods and softwoods.
Understanding Interlocked vs Straight Grain
Explains how grain direction affects machining, tear-out, and overall workability.
Wood Strength
Learn how density, hardness, and structural properties influence the strength and performance of different wood species.
Compare Wood Properties
See how this species ranks in density and hardness using our Wood Density & Janka Hardness Chart. You can also explore Hardest Woods, Softest Woods, and Most Dense Woods for quick comparisons.
Collector Notes
Marblewood is highly valued among collectors for its dramatic visual contrast and unpredictable grain patterns. No two boards are exactly alike, making each piece unique.
Pieces with strong contrast and well-defined marbling are especially desirable, particularly for turning blanks and display samples. Because of its visual impact, even small sections can hold significant appeal in a curated collection.
Collectors often prioritize clean, defect-free material with consistent coloration and bold patterning, as these characteristics best showcase the wood’s signature appearance.
Share Your Photos of This Species
Do you have lumber, wood samples, tree photographs, woodworking projects, furniture, carvings, turnings, musical instruments, or other items made from this species?
Exotic Woods of the World welcomes photographs from woodworkers, collectors, sawyers, researchers, and wood enthusiasts around the world. Selected submissions may be featured on this page and throughout our website to help document and showcase real-world examples of this species.
When submitting photos, please include the common name, scientific name (if known), a brief description, and any information you would like us to share with the image.
Wood Sample Collection
This species is part of an ongoing effort to document and preserve wood samples from around the world.
Learn more about contributing to the collection:
Resources
Authoritative botanical and forestry references used in compiling information about this species include:
• USDA Forest Service – Wood Handbook: Wood as an Engineering Material
https://www.fpl.fs.usda.gov/products/publications/
• The Wood Database – Global reference for wood identification, physical properties, and woodworking characteristics
https://www.wood-database.com/
• Royal Botanic Gardens, Kew – Plants of the World Online – Botanical taxonomy and species distribution database
https://powo.science.kew.org/
• International Union for Conservation of Nature (IUCN Red List) – Global conservation status assessments
https://www.iucnredlist.org/
• Convention on International Trade in Endangered Species (CITES) – International trade regulations for protected plant species
https://cites.org/
Additional forestry publications, academic research papers, and regional timber studies may also be referenced where available.
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Contributions help fund the continued expansion of this archive while promoting sustainable forestry education and the long-term appreciation of the world’s forests.
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Availability & Where to Buy
Exotic hardwood availability can vary significantly depending on region, sustainability regulations, and supplier inventory.
As this archive grows, recommended suppliers and specialty wood retailers will be listed here to help woodworkers locate responsibly sourced material.
Lumber Suppliers:
Availability varies — see the Where to Buy Exotic Woods page for current sources.
Related Tools & Products:
• WEN JT630H 10-Amp 6-Inch Spiral Benchtop Jointer for flattening and straightening wood edges and faces
https://amzn.to/41NWYEu
• TARIST 3-Piece 8″ Wood Rasp File Set for shaping, smoothing, and refining wood surfaces
https://amzn.to/4sQEkXm
• WORKPRO Folding Roller Stand Height Adjustable for supporting long boards during cutting and milling
https://amzn.to/41OB587
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