犀牛角的真伪辨别(国外英文资料).docVIP

犀牛角的真伪鉴别(国外英文资料) Horn of identification is not difficult, but due to the hunting horn become very valuable, and seen the rhino horn is very few, not the average person can learn, making it appear very exclusivity, so a lot of collectors and antique dealer had to assume by the speculation. Thus the counterfeiters flourished. The rhino horn is the most valuable dental material. Horns since ancient times is not only the spirit of being evil rare content and treasure, and is thought to have antipyretic detoxification of medicinal (such as Ben · rhinoceros : medicine but a rhinoceros living is preferred). And started to rise in the Ming dynasty use rhino horn bottom concave cavity carved horn cup is the top quality in tooth Angle class antique, its longevity in the foreign domestic art auction. Horn of traits Rhino horn: its a wide cone, tapered from the bottom, slightly flattened at the top, and slightly curved at the top. Angle of 10 ~ 40 cm long. The surface is black or dark brown, and the lower part is light brown. Angle of the front lower part near a deep ditch, ditch 3 ~ 15 cm long, 0.5 ~ 3 cm deep, xi said gutter, as opposed to a gutter chassis a ridged uplift, 6 ~ 9 cm long, 1-2 cm high, xi said duty. The surface of the base is rough, and the surrounding area is rugged and blunt. In the middle of the horses teeth, the longitudinal grain and the uncleanable, hard hair are known as bristles. Chassis oblong, before after the narrow width, like a turtle, 13 to 22 cm long, 7 ~ 14 cm wide, colored or ash is brown, outward becomes shallow gradually, a gray or yellowish gray, brown bottom concave into 3 ~ 6 cm, xi said snap, it is full of honeycomb small pit (mane eyes), xi said sands or sand pit bottom. The cutin is hard and the longitudinal section is open, all the silk, no entanglement Hank. The smell is mild and salty. Rhinoceros horn slice is mostly longitudinal or oblique slice, wavy, white, with sesame flowers or short lines. Transparent to the light of light, xi