Although the ice type of jade is called ice type, it is also divided into different grades. Some are made of thousands of years of ice and are unforgettable, while others are so turbid that no one cares about them! Water in nature has three states: gas, solid and liquid. Water freezes into ice at 0°. The formation of ice is relatively simple, but it is extremely difficult for jade to form ice! The outer surface of the ice type has a good luster, it is translucent to transparent, and clear like water, giving people a feeling of ice and jade. The ice type has full water content, is very transparent, and has excellent texture. The best quality and most transparent ice-type jade is often called high ice-type by peers, which means the best type of ice, but does not reach the level of glass-type. If there are floc-like or discontinuous vein-like colors in the ice-type jadeite, such jadeite is called floating flowers. It is a common variety of ice-type jadeite, but the best quality is very rare! The formation of jadeite, apart from its geological causes, jadeite is a kind of aggregate and is a jade stone. Its mineral components can be very pure, such as single-mineral pure jadeite rock, or it can be polymineral, such as jadeite rock and pyroxenite rock that are mainly jadeite and rich in other pyroxenes, hornblende and plagioclase. Therefore, the quality of jade is inevitably closely related to the bonding mode, bonding tightness, particle size, etc. between its mineral components. It is these internal factors that determine many external manifestations of jade, such as its structure and transparency. Strictly speaking, most jades do not reach gem grade and can only be called rocks. Real jade refers to sodium pyroxenite that has reached gem grade. Among them, the purest jadeite rock with the best quality is the most popular old pit glass jade. Under certain external factors such as temperature and pressure, jade forms crystals of jadeite, the most important component mineral of jade. Due to the relatively high initial temperature, the number of jadeite nuclei formed is small and the crystals are coarse, resulting in larger intercrystalline pores. The mineral aggregate formed at this time is far from gem grade and can only be called jadeite rock. Jadeite rock with stable chemical composition, mineral components and structural structure formed faults on the west side of the plate suture zone and slipped rightward due to the compression of the Indian plate. Affected by the directional compressive and torsional stress generated by compression and slip, the jadeite rock formed earlier began to undergo dynamic transformation. In the initial stage of deformation, the jadeite grains undergo plastic deformation, subgrains are produced due to dislocation sliding, and fine-grained dynamic recrystallization occurs on the subgrain boundaries to form mylonite and ultramylonite. At the same time, pressure melting causes the jadeite grains to grow in a directional manner perpendicular to the compressive and torsional stress plane. The pores between the grains are well filled, the transparency is greatly improved, and the optimal grade of jadeite is gradually formed. Obviously, the quality of jade is closely related to the degree to which it has been transformed by later dynamic geological actions. The more intense the transformation, the more obvious the effects of texture refinement and species optimization will be. Subsequently, the intrusion of granite veins along the fault zone brought the color-causing element Cr3+, which evenly entered the jadeite crystal lattice at the appropriate temperature, replacing A13+ and forming the attractive green color of jadeite. Some of the jadeite has to undergo later transformation before it can be processed into jade. The original ore is exposed to the elements, eroded by weathering and falls off. The jadeite on the upper part of the ore body has good quality due to the long-term effect of water-rock reaction. They are first eroded and transported to the foot of the mountain for accumulation, and then through weathering such as abrasion, a special weathering crust is formed on the surface of the jadeite, namely the jadeite water stone, while jadeite with loose structure, namely the jadeite mountain stone, is left in the original place. Therefore, the later transformation is likely to be one of the main reasons why the quality of jade water stone is generally higher than that of mountain stone. In short, jade is formed under a special tectonic background through a series of complex geological processes. The ice type in jade is formed by condensed water, and when water solidifies it turns into ice. Ice is sleeping water, and water is awake ice. Bing sleeps soundly and sweetly, until she turns herself into solidified poetry and transparent prose. Ice is a brief rest on a journey of thousands of miles, and a silver pause in the symphony of rushing water. When water solidifies into ice, it seems to have stopped moving forward, but in fact it is quietly solidifying and quietly brewing something. Water has spirit, ice has soul, ice is firm and ice is silent. A piece of ice is actually a crystal book. Although there are no words in the book, you can never fully read it. The ice is crystal clear because it is covered with crystal eyes. Whoever it looks at, and whoever looks at it, will often become crystal clear. Ice can freeze the river water, which can stop time from passing and keep beauty forever. It can also freeze the heart and make it quiet in the noise and chaos. Choose to be calm, savor the gifts of life, and chew on the beautiful things and beautiful touches in the world. The formation and transformation process of tens of thousands of years has created the high-quality jade that people all over the world can’t let go of. It is the creation of nature that has created the colorful jade in the world! fcgc66 fcpf18
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