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Quartzite jade has high stability and does not change color under normal conditions. However, some quartzite jade may be dyed to change its color, in which case the dyed color may fade or discolor if worn for a long time or exposed to sunlight, high temperatures, etc.
For example, both crystalline white jade and Afghani jade are types of quartzite jade that do not change color under normal conditions if not dyed. However, if the dyeing treatment is applied, the color of the dyeing may change after wearing it for a long time. In addition, the color may also change for some quartzite jade that has been optimized, such as boiling wax and coloring.
In general, the color of quartzite jade itself is generally stable and constant, but factors such as dyeing treatments, environmental factors, and optimized treatments may cause its color to change.
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Oh The landlord laughed, quartzite jade can contain trace elements to color, mixed with other minerals to color, etc. There are self-colored and secondary colors. Jade is stable under normal conditions (room temperature, pressure, etc.), and the color certainly does not change.
If it is dyed, it may fade and change color after wearing it for a long time, which is a problem with the dye.
Let's see what others have to say.
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Whether quartzite will change color after a long time depends on whether there are substances that are easy to oxidize inside the quartzite, especially on the surface, such as divalent iron being oxidized to trivalent iron and turning yellow.
Crystal white jade is quartzite, and the so-called Afghan jade is a calcium carbonate thing, which belongs to a very good building material, and neither is jade.
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Inferior quartzite jade cannot be worn for a long time. Quartzite jade can be worn for a long time, quartzite jade is a naturally formed jade, no radiation, generally speaking, it is harmless, but long-term wear can also promote the health of the human body, at the same time, most of the artificial imitation of quartzite jade is made of glass, long-term wear is also harmless to the human body, so you can rest assured to wear.
Due to the uneven quality of the market, similar to some artificially synthesized quartzite jade by dyeing agents is harmful to the human body, long-term wear, its surface is prone to oxidation reaction, which will have an adverse impact on human health, so pay special attention when wearing.
How to maintain quartzite jade
Each jade is a gift from nature, and they are the jewels of human history. The maintenance method of quartzite jade is similar to other jade maintenance methods, quartzite jade belongs to the middle and high-end jade, and cannot be exposed to sunlight, otherwise the jade will dry out and have cracks.
It needs to be wiped with a damp towel every day, and the jade needs to be soaked in water for a few hours every once in a while to maintain the moistness of the jade.
The above content refers to Encyclopedia - Quartzite Jade.
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There is no harm.
In fact, there is no benefit or harm in wearing quartzite jade, because the physical properties of quartz itself are very stable and contain almost no radioactive materials.
The main component of quartzite jade is silica, which is a low-grade jade. Unlike glass, it is a natural mineral; In fact, the range of quartzite jade is very wide, like Jingbai, Dongling, Guicui, etc., all called quartzite jade, saying that they are jade is actually very far-fetched, they and the composition of jade, as long as the word quartz is absolutely different, just called jade, the actual connotation is only quartz minerals.
The main mineral of quartzite is quartz, which may contain mica minerals, hematite, goethite, etc. Quartzite is generally a massive structure, granular metamorphic structure, crystalline aggregates, with vitreous luster to grease luster.
Quartz is also rich in colors, common colors are green, gray, yellow, brown, orange-red, white, blue, purple, red, etc. As for the collection value, the texture and color of quartzite jade often have different characteristics depending on the origin.
Process grading. The quality of quartzite stone is mainly evaluated from the aspects of texture, color, transparency, impurities, cracks, etc., usually the jade is delicate, dense and uniform, the color is bright and uniform, with a certain transparency, less sand hole or not easy to find with the naked eye, and less impurities and cracks are better.
Among them, the emerald green variety is the best, in addition to the pure color of purple quartzite jade and the delicate texture of pure white quartzite jade are also the best quality.
The above content refers to Encyclopedia - Quartzite Jade.
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Quartzite jade itself is a natural jade that has no radiation and is not harmful to the body, and can be worn for a long time.
Quartz jade is produced in large quantities, such as huanglong jade, agate chalcedony, aventurine jade, etc.
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What you are talking about is the problem that quartzite jade is easy to cotton, this situation is very common, for example, many huanglongyu will be cotton, but it is not limited to quartzite jade, some Hetian jade mountain materials and Xiuyu and other people will also have the same problem.
The main reason is that the jade will lose water after leaving the original environment, and if you want to avoid similar situations, you will generally choose to oil or soak in water and other methods to slow down the water loss.
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Summary. Dear, yes, quartzite jade is a type of jade. Produced in the Kunlun Mountains, it belongs to quartzite, also called Kunlun white jade, the hardness is, the jade is beautiful, acid and alkali resistance, not afraid of sweat and dirt, white and beautiful, suitable for Buddha carving and pendant.
Because of the origin of Xinjiang, it is also called Xinjiang white jade. Due to the increasing difficulty of mining in the Kunlun Mountains, the veins have shrunk. Quartzite jade is a dense block composed of granular quartz aggregates, with a quartz content of more than 90%.
In addition to quartz, it also often contains chromium mica, sericite, lepidolite, hematite, amphibole and other minerals. When the quality is pure, the quartzite is white, the hardness is 7, the hardness is equivalent to jadeite, the density is about about, the refractive index is about, and the glass luster. Quartzite jade was found in the Tianshan Mountains of Xinjiang in the 80s, because this area is located in the Tianshan Mountains, so the quartzite jade produced in this area is also called Tianshan ice jade or Tianshan white jade.
Is quartzite jade jade?
Dear, yes, quartzite jade is a type of jade. Produced in the Kunlun Mountains, it belongs to quartzite, also called Kunlun white jade, the hardness is, the jade is beautiful, acid and alkali resistance, not afraid of sweat and dirt, white and beautiful, suitable for Buddha carving and pendant. Because of the origin of Xinjiang, it is also called Xinjiang white jade.
Due to the increasing difficulty of mining in the Kunlun Mountains, the veins have shrunk. Quartzite jade is a dense block composed of granular quartz aggregates, with a quartz content of more than 90%. In addition to quartz, it also often contains chromium mica, sericite, lepidolite, hematite, amphibole and other minerals.
When the quality is pure, the quartzite is white, the hardness is 7, the hardness is equivalent to jadeite, the density is about about, the refractive index is about, and the glass luster. Quartzite jade was found in the Tianshan Mountains of Xinjiang in the 80s, because this area is located in the Tianshan Mountains, so the quartzite jade produced in this area is also called Tianshan ice jade or Tianshan white jade. <>
China is the earliest and most extensive country in the world to mine and use jade. There are many records in ancient books, and there are many names, such as water jade, relic jade, peiyu, fragrant jade, nephrite jade, etc. The tremolite nephrite jade block unearthed from the Chahai site in Fuxin City, Liaoning Province, is about 8,000 years old (early Neolithic Age), and is the earliest true jade known in the world so far.
The most famous jade in China is Xinjiang Hetian jade, which is known as China's four famous jades, along with Henan Dushan jade, Liaoning's Xiuyan jade, and Shaanxi's Lantian jade. <>