There are 9 characters in Yu plus one stroke of ***: in fact, there are not nine characters, only three are pressure, five and country.
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Jade (Nephrite) is a mineral. There are two types of jade: soft and hard. The jade usually refers to soft jade. It is one of the most common jewelry. According to the "Tengyue Local Chronicles" written by Cun Kaitai, a Jinshi of the Qing Dynasty, "Teng was a collection of thousands of jade craftsmen. They were made into utensils and sold in all provinces of Yunnan. High-quality jade was mostly sent to eastern Guangdong, Shanghai, Fujian, and Zhejiang and Kyoto".
China is the earliest and most extensive country in the world that mines and uses jade. There are many records in ancient books, and there are many names, such as water jade, relic jade, pendant jade, fragrant jade, nephrite jade, etc.
The tremolite nephrite jade pieces unearthed from the Chahai site in Fuxin City, Liaoning Province, date back about 8,000 years ago (early Neolithic Age) and are the earliest true jade objects known in the world so far. The most famous jade in China is Xinjiang Hotan jade. It, together with Dushan jade in Henan, Xiuyan jade in Liaoning and Lantian jade in Shaanxi, is known as the four famous jade in China.
Jade is one of the more noble minerals. Jade is rich in many elements, such as zinc, iron, copper, manganese, magnesium, cobalt, selenium, chromium, titanium, lithium, calcium, potassium, sodium, etc. The moistness of jade can eliminate the impetuous mind, the color of jade can delight the bored mind, and the purity of jade can purify the dirty mind. Therefore, gentlemen love jade and hope to find the natural aura in jade.
Jade is the beauty of stone, its positive color and pure moisturizing quality are of the highest quality. The same goes for gemstones. Its value does not entirely depend on its ingredients. Color, texture, and carving often determine its value.
In Western gemology, the English name of jade is Jade, which comes from the Spanish invaders. They named the jade plundered from Mexico Pieda be ijade, with jade (ijade) being the last word in the word. Character.
The main types of soft jade include white jade, blue-white jade, topaz, purple jade, black jade, jasper, sapphire, ruby ??and so on. Among them, topaz with a color like motor oil is the best product, purple jade is usually light pink in color, black jade is actually jade with many black spots on jasper, and sapphire is actually white jade that is dull and bluish. White jade is usually the best.
Jadeite is jade, with colors including white, purple and green. It can be called Bing Di'er (white) or Qing Di'er (green). Green is best. Three-color jadeite is also called "Taoyuan Jieyi" or "Fu Lu Shou".