Color: Heartwood is yellowish to orange-brown when freshly cut, turning brown or dark red- brown upon exposure.
Grain: Straight to interlocked or wavy; coarse texture.
Variations Within Species And Grades: Moderate to high variation in color.
Hardness/Janka: Janka:1925; (49% harder than Northern red oak).
Dimensional Stability: Excellent (4.6; 47% more stable than red oak). However, actual installations have demonstrated significant movement in use.