So from the outside, the stone lines inside will be blurred and faded, but in fact they have not changed at all.
Her bracelet in Yu Tai is slightly flawed, and it won't disappear if worn for a long time. It can only be more radiant. Any jade bracelet with slight defects will not disappear if worn for a long time. Jade has no self-repairing function. This illusion is due to the fact that the oil of human body slowly enters the cracks, but the difference in refractive index between oil and jade itself becomes smaller, which makes people look like the cracks have healed. Emerald is a natural creation, a natural product, which will naturally form or bring some other foreign impurities in nature during its formation. Since it is a natural thing, we should understand and accept it selectively.