Color: Can vary from light yellowish tan with green overtones to almost blackish brown; exhibits a large range of coloration when freshly milled; darkens over time to medium to dark brown.
Grain: Fine to medium, straight to very irregular.
Hardness/Janka: Janka: 3680; (185% harder than Northern Red Oak).
Dimensional Stability: Average (8.0; 7% more stable than Northern red oak).
Sawing/Machining: Difficult, especially with hand tools.
Nailing: Predrilling and hand-nailing is preferred.
Sanding: Difficult. This wood is dense and oily. Scratches are easily seen each sanding must carefully remove the scratches from the previous cut, or sanding marks will be visible in the finish.
Finishing: Test all products before using them on the actual floor. Oil-modified finish will require a lengthy dry time
Comments: Often used as a decking material. Has been known to cause contact dermatitis.
Origin: South America