Tilt the flashlight 45 degrees to 70 degrees and polish it, so you can see the internal structure of jadeite more clearly. Crack it first. When choosing jadeite, we should pay attention to whether there are "cracks and growth lines" in jadeite. Don't use too strong light when looking at cracks. Make sure that jadeite with cracks has low value. It is not recommended to start.

Cracks: You can also use a flashlight to check the cracks. Tilt the flashlight by 45 to 70 to polish the jadeite, so that you can see more clearly whether there are cracks in the jadeite. There are few cracks in real jadeite, but there are no cracks in fake jadeite.

It is an important purpose to identify the jade bracelet with a flashlight, shine it directly on the jade surface, slowly attach a 90-degree flashlight, check the aperture and judge the light transmittance inside the jade.

You can see the fluorescence of jade bracelets with ultraviolet rays. When you irradiate the jade bracelet with an ultraviolet flashlight, if the jade is treated by chemical methods such as pickling, glue injection and dyeing, the jade bracelet will have a fluorescent reaction.

There are bright flashlights specially used to look at jewelry in the market. Strong flashlight is the most commonly used tool when looking at jadeite original stone, because it can observe jadeite more clearly. Looking at the original stone with a flashlight is mainly to better observe the defects and internal structure of the stone such as water, cracks and dirt.

Everyday jade bracelets and other jade ornaments are all from the original jade stone, and the quality of the original jade stone also has a certain identification method, and knowing how to use a strong flashlight is one of the very important skills. Three uses of strong light flashlight are introduced.