It can be worn safely and harmlessly. Jewelry and jade are divided into organic and inorganic materials. Organic jewelry includes pearls, corals and amber.

Zircon (natural zircon, not synthetic cubic zirconia): Low-type zircon has serious radiation and will cause harm to human body. But because of the beautiful color of low-grade zirconium, there are also some merchants. However, in China, there are few natural zircon for sale, because China does not produce precious zircon.