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, broadleaf sandalwood, Lushi black rosewood, East African black rosewood, Brazilian black rosewood, The air dry density of the Amazon Dalbergia and Belize Dalbergia is 0.82-1.33 grams per cubic centimeter (average 0.92-1.06 grams per cubic centimeter).
The second is the fluorescence phenomenon of 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.
Rosewood products
The third is the smell
Rosewood wood has a spicy aroma, while red and black rosewoods have a strong acidity.
The fourth is that rosewood wood has many tendency to diffuse to semi-disperse or ring-hole material, while red-black acid is a loose-pore material, and semi-annular holes are invisible.
Black rosewood furniture
The fifth is that 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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