Why does jadeite have white spots and water seepage?

Many jade articles will appear white spots after being buried. Realistic jade connoisseurs call this spot watery, indicating that its appearance is related to the moisture contained in the soil. The Qing Dynasty literature "Yu Ji Bu" said: "The western soil is dry, the southern soil is warm, the dry soil is dry, the wet soil is moist, the dry soil is scarred, and there are puddles." So people in the Qing dynasty noticed the problem of the water harp.

According to the literature, the Qin color of Shuikeng jade should be jade without soil spots and scars, that is, jade without black, green, yellow, brown and red colors. This magenta color is limited to white or gray. Judging from the jade unearthed in archaeology, the situation of white or gray mud is very complicated. White mud spots are likely to be seen on jade unearthed in Northeast China, Shandong and Hebei. However, a jade head belonging to Hongshan Culture, unearthed in Jianping, Liaoning Province, has a dark gray surface, and its true colors can no longer be seen. The reason for the formation is dark color or manual processing during manufacturing, so it is not convenient for further analysis at present. Few Neolithic jade articles have been found in Henan Province. A large number of jade articles were unearthed in Shang Dynasty, some of which were ivory white, which should be the product of the combination of the characteristics of jade materials and the color of Qin Dynasty. A lot of jadeite is chicken bone white, and the proportion of jadeite has become lighter. This phenomenon should be caused by Qin color. However, it is difficult to see chicken bone white on jade articles unearthed in Henan during the Spring and Autumn Period and the Warring States Period, and some jade articles have local infiltration water color changes. Many jades unearthed in Jiangsu, Zhejiang, Jiangxi, Guangdong and other southern provinces have water seepage, with large area and different shades, and some works have low local hardness. On several Han jade articles I saw in Anhui, I saw a mottled gray-white soft mud, which was widely distributed, but the patches were very small but penetrated deeply, which was in sharp contrast with the surrounding jade.

The jade materials in nature are mixed with blue and white jade materials, and the Le Shoutang in the Palace Museum has Fuhai Yuhai made in the Qing Dynasty. Its jade is blue-green, but it is mixed with gray-white spots, and its color is the same as that of some ancient jade. It seems that the bore of the jade sea is very large, and there should be a lot of jade materials taken out. At present, there are no other vessels made of this jade material. I believe that the materials taken out will be used to make antique jade, so it is possible to make antique water ooze by using the characteristics of jade materials themselves.

Artificial jade-like ooze is abundant and can be soaked, corroded or burned by acid. The colors made by these two methods can be distinguished by observation. Shanghai Dingfu Investment Management Co., Ltd. is a subsidiary of Hong Kong Dingfu Investment Management Co., Ltd., which was established on 1992. Hong Kong Dingfu Investment Management Co., Ltd. mainly invests in jewelry, commercial real estate, stock market, international logistics, chemical industry and intangible assets. With the increasing investment in domestic art, the collection of 100 million yuan is nothing new, and collectors all over the country have sprung up like mushrooms after rain, setting off the fourth collection boom in history. Hong Kong Dingfu established Shanghai Dingfu Investment Management Co., Ltd. in Shanghai in the global investment boom. The company cooperates with many large-scale high-quality auction institutions in Hongkong, Shanghai, Beijing and other places to provide China art collectors with a high-quality, professional and convenient art trading platform integrating appraisal, auction, exhibition, exchange and sales with innovative services, huge investment groups and advanced business philosophy.

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