Hedgehog rosewood
Diffuse materials, semi-annular materials tend to be obvious. The growth wheel is slightly obvious or obvious. Heartwood purple reddish brown or reddish brown, often with dark stripes; scratches visible. The tube hole is inside the growth wheel and visible under the naked eye; the chord diameter is up to 290 μm, with an average of 177 anus m; the number is very small to slightly less, 2 to 7/mm2. The axial thin-walled tissue is rich and visible or visible under the magnifying glass, and the main band is thin and thin (mostly 2 to 4 cells wide). Wood fiber walls are thin to thick. The wood ray is obvious under the magnifying glass; the wave marks are visible; the ray tissue is in the same shape as a single column. The aroma is not or very weak; the structure is fine; the texture is staggered; the air dry density is O.85 g/cm3.
Macro features. Significant heartwood, sapwood yellowish white, breast diameter 1.2 ~ 1.5cm; heartwood purple or deep reddish brown, the heart of the heart under the junction of the heart suddenly changed. The growth wheel is slightly obvious, and the diameter section has interphase stripes with different purple widths. Visible under the scratch magnifying glass. The porous material has a tendency to have a semi-annular hole, and the tube hole is large and small, visible to the naked eye in the sunlight inside the growth wheel, and the small tube hole is obvious under the magnifying glass. Dispersed, the amount is very little or slightly less. Single tube holes are mainly used, and there are also 2 to 4 radial columns of double tube holes.
The tube hole contains black or brown gum, the black gum is in the purple stripe, and the brown gum is in the lighter stripe. The tube pores contain silica and illuminate in sunlight. A line is illuminated in the tube groove of the diameter section. The entire surface is sparkled under a magnifying glass. The axial thin-walled structure is very rich, and the naked eye is slightly visible under the sunlight. The magnifying glass is clear, and the main is a narrow band and a thin line, and a fistula band. Obvious under the wood ray magnifying glass, almost equal width is not equal distance, wave marks are visible, but there is no standard of African red sandalwood.
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