In people’s impression, jadeite is a very “delicate” jade. Although it is hard jade, it is easy to break once it is bumped, and the most fragile part is the bracelet. A tourist from Yunnan province broke a 300,000 yuan jade bracelet due to hand shaking and fainted on the spot. Later, an old lady broke her bracelet while riding a bus and demanded compensation of 4,000 yuan. There are countless incidents like this, which makes people wonder: are jade bracelets that cost five or six figures really that fragile ? Is it worth buying if it is so fragile? Emerald is real Is it so easy to break? Compared with other jade jewelry, jade bracelets are larger in size and have thinner bars , so the probability of breaking is higher. But in fact, jade itself is not that fragile. Although its hardness is average, jade is very tough , so it can withstand carving and polishing, and it is not easy to break or fracture. So, what is resilience? Toughness refers to the ability of an object to resist impact, tearing and breaking. If a stone has a strong ability to resist impact, tearing and breaking, then it has strong toughness. In contrast to toughness, something that is easily broken by impact is brittle . For example, among the jewelry and jade on the market, the hardest is diamond , with a hardness value of 10; The hardness of jadeite is less than 7, which makes it look much worse than diamond. However, diamonds are very brittle, so although they are hard, they can be damaged if they are subjected to sudden external forces. The greater their brittleness , the easier it is to be damaged . But jade is different. It has strong toughness and is not easily damaged by hits with hammers. This characteristic even diamonds cannot compare with it. The toughness of Hetian jade is greater than that of jadeite, so you rarely hear of "Hetian jade breaking" or "Hetian jade breaking during processing". To summarize, when it comes to the concept of “fragility”, jade and diamond are actually tied at a 1:1 ratio: diamonds are hard but not tough enough, while jade is not hard but is tough enough . Jade bracelet Why does it break when it falls? Since jade is tough and not easy to break, why do things like "an old lady breaking a 300,000 yuan jade" happen? Could it be that it really warded off disaster? The truth is: natural jade is indeed not easy to break , but if it breaks, it can indeed ward off disasters! Confucius does not speak of strange things, supernatural powers, or gods. At first glance, this question may seem like superstition, but it actually has a scientific basis. The key to this problem lies in whether natural jade has cracks . If a piece of natural jade has cracks , it is actually very easy to break . Because cracks have already appeared inside the jade, if you do not pay attention to maintenance, the slightest external force will deepen the cracks and cause it to break . This kind of cracked jade is similar to cutting glass in a factory. Craftsmen will use a scratcher to carve a few marks on the glass, and then they can break it with their bare hands . There are two ways to determine whether a jade bracelet has cracks: one is to use your fingernails to pinch the surface of the bracelet, both the inner and outer circles. If it feels "snap-proof" or "uneven" , it is very likely that cracks have appeared on the surface of the bracelet, and the value of this jade will be greatly reduced. In fact, the most troublesome thing is the cracks inside the jade. This cannot be felt and requires the use of a flashlight to judge: use the flashlight to illuminate the jade vertically , and then use a magnifying glass to observe it from the front, and you can clearly see the condition inside the jade.
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