There is a crack on the surface, and the air is discharged when it is put into the water, and the water is immersed, resulting in a phenomenon. Such bracelets must be maintained, not too dry, especially not exposed to high temperature. Otherwise it's easy to pick up cotton. If cotton starts to rise, it will recover after being raised with water.

Hello, this is a normal bubble, which has nothing to do with the quality of jade. Because a certain amount of gas is dissolved in water, when you put it in the bracelet, they just attach to the bracelet during precipitation. If the bracelet really bubbles outward, your bracelet should be full of holes.

It's probably fake. Generally, real jade bracelets are beautifully made, and there will be no bubbles, but there will be exceptions in everything and further identification is needed.

Natural jadeite jade, there will be no bubbles in it. If bubbles appear, it means artificial glass products. Emerald with bubbles can be asserted to be 100% false.

There are bubbles in the jade, which shows that this jade is fake, because the real jade is formed through the long gestation of nature, and there will be no bubbles in it. Only when artificial fake jadeite is made, air is inadvertently wrapped in it, and bubbles will be formed, which is also an important basis for identifying true and false jadeite.

Natural jadeite has absolutely no bubbles. Only natural glass and amber appear in natural jewelry. If it appears on other jewelry, it means it is synthetic or imitation. Emerald has granular fiber interwoven structure, columnar mosaic structure and columnar metamorphic structure.