How to see the authenticity of jadeite with flashlight
You can see the fluorescence with a flashlight to see the authenticity of jadeite, and you need a purple light to judge it. Natural jade will have a weak fluorescence reaction or even no fluorescence after being irradiated by purple light. There will be obvious fluorescence reaction on the surface of fake jade.
You can tell the color of jade by shining a flashlight on its authenticity. Under the irradiation of flashlight, the color of real jade is natural and uneven, and the surface presents a strong oily luster. The surface of fake jade is slightly dry and evenly distributed, and the surface luster appears dim and gloomy.
You can see the texture of jade by shining a flashlight on its authenticity. Under the irradiation of flashlight, real jade will appear very crystal clear, and the color distribution will be even and natural. Under the irradiation of light, the interior of fake jade is too turbid and there will be no flaws.