Picture: Rosewood
Picture: Black rosewood
The first is the difference in weight.
The rosewood wood of the genus Pterocarpus is light and soft, mostly floating in water, and the air-drying of 7 kinds of rosewood (Chongqing rosewood, Andaman rosewood, Hedgehog rosewood, Indian rosewood, big fruit rosewood, sacred rosewood, bird foot rosewood) The density is 0.53-1.01 grams per cubic centimeter (average 0.79-0.91 grams per cubic centimeter); red rosewood sinks more than water, 7 kinds of red rosewood (Bali Dalbergia, Saizhou Dalbergia, Sian rosewood, fluff) The air-dry density of Dalbergia, D. sylvestris, D. serrata, and Dalbergia sinensis is 0.90-1.22 grams per cubic centimeter (average 1.02-1.14 grams per cubic centimeter). Black rosewood also sinks in water, 8 kinds of black rosewood (knife-shaped black rosewood, black rosewood, broad-leaved rosewood, Lushi black rosewood, East African black rosewood, Brazilian black rosewood, Amazon yellow Tan, Belize Dalbergia has a dry density of 0.82-1.33 grams per cubic centimeter (average 0.92-1.06 grams per cubic centimeter).
This is followed by the fluorescence of the sawdust water leaching solution.
Wood shavings water infusion, rosewood has more fluorescence (birds and red sandalwood is the most significant), while red rosewood and black rosewood are not.
There is also the smell.
Rosewood wood has a spicy aroma, while red and black rosewoods have a strong acidity.
There is also a tendency for rosewood wood to be multi-dose to perforated or ring-hole material, while red-black acid is a loose-pore material, and semi-annular holes are invisible.
Finally, the rosewood color is reddish brown to purple red, relatively uniform, the ray tissue is homomorphic, and there is no tendency for the ray tissue to be organized, usually in a single row. Red black rosewood wood color red brown to purple red or black, relatively uniform, often mixed with dark stripes, the ray tissue is usually homomorphic, the shape is obvious, usually 2 columns, less single-ray.
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