a very precious jade cufflinks and Choi

Soft jade (Nephrite), hydrous calcium magnesium silicate, hardness 6.5, excellent toughness, translucent to opaque, fibrous crystal aggregates. Jadeite (Jadeite), sodium aluminum silicate, hardness 6.5-7, translucent to opaque, granular to fibrous aggregates and compact block. The appearance is very similar to the two kinds of jade, jadeite proportion (3.25-3.4) than the soft jade (2.9-3.1).
  Jade is a kind of ore more noble. The ancient Chinese, jade is the embodiment of honor and happiness, a symbol of fortitude and kindness. Some foreign scholars jade as China's national stone. China is the world's mining and use Jade's earliest and most extensive country. Recorded many ancient books, the name is also very complicated, jade water, leaving Yu, Pei-yu, Xiang Yu, nephrite. Depending on your financial budget, the cufflinks you like in the first eye is often the most suitable for you. Check the sea, Fuxin City, Liaoning unearthed tremolite nephrite jade pieces, about 8,000 years ago (early Neolithic), is the world know so far, the first true jade. Legend in ancient times the Yellow Emperor, the feudal princes, jade as they enjoy the power of signs, many of the Emperor Yu the Imperial Seal "are jade do. Shang Moyu teeth Cheung has been to convey the king's command, in the written records of the Zhou Dynasty (11th century BC - 256 BC), jade tools.
 Spring and Autumn Period, King of Zhao, a very precious jade cufflinks and Choi, Qin knew, promised in exchange for fifteen city, although the last to see through just a conspiracy, but it is obvious that the value of gem . Ancient jade why see so precious it? First of all, the jade look like good-looking, rich color. Recorded in ancient books, "said the text", the so-called jade, is "beautiful stone". The color of jade green, light green, dark green, gray, white, deep and soft tones, forming a unique moist and smooth color. Buy diamond cufflinks is about fate. Chinese people like a translucent white to yellowish-white "mutton fat jade - Hetian jade, white mixed with green stripe jade -" moss jade snow.
  Secondly, the ancient superstition that jade has the role of the anti-demon evil. Jade cups, bowls, plates and other sacrificial utensils and bracelet, Hosta, rings, cigarette holder and other decorations. The taste of the air is couples who are busy preparing a big deal by the cufflinks.   Third, the toughness of jade to withstand hammer blows, this feature even diamond can not be compared. Jade color and the advantage can be carved from the different patterns of animals, plants, pavilions, pagodas and other fine crafts and decorations. 935 years, a major earthquake hit Southern California, a small crafts shop in the Santa Barbara collection of Chinese arts and crafts fell to the ground. But make shopkeepers good news is that the most valuable jade products on the shelf top, but one not damaged. Obviously, jade is very tough.