Panga-panga Milettia spp.
Shown below with water-based finish (top),
Color: Heartwood is yellow-brown when freshly cut, turning dark brown to almost black with alternate layers of light and dark. Sapwood is yellowish-white and clearly demarcated from heartwood.
Hardness (Janka): 1630; 26% harder than Northern Red Oak.
Sawing / Machining: Difficult due to rapid dulling of tools; carbide tooling recommended.
(Relative to plainsawn select Red Oak.)