Color & Appearance:
Cumaru heartwood tends to be medium to dark brown and have a red or purple hue at times; some pieces may show streaks of yellow or green brown.
Grain &Texture: The grain is interlocked with medium texture and is waxy to the touch.
Endgrain: Cumaru is porus and diffuse with solitary or radial multiples and large pores in random arrangement. Heartwood mineral or gum deposits can be present. It is parenchyma lozenge, aliform, and confluent. The wood is marginal with narrow rays, spaced somewhat close.