Color: Heartwood is yellowish to orange-brown when freshly cut, turning brown or dark red- brown upon exposure.
Grain: Straight to interlocked; coarse texture. It is identified by its dark black pores.
Hardness: 1925 Janka, about 50% more than White Oak.
Dimensional Stability: Excellent (4.6; 47% more stable than red oak). However, actual installations have demonstrated significant movement in use.
Merbau Deck