Crystalline zirconium is a mineral material that is the main mineral form of zirconium, with the chemical formula ZrSiO4. Zircon is a silicate mineral, while crystalline zirconium may refer to zircon that has undergone certain treatments or processing, with specific crystal forms and uses. Zircon has been regarded as a gemstone since ancient times due to its beautiful color and hardness. In addition, zircon is the main source for extracting metallic zirconium and contains impurities such as Hf, Th, U, TR, etc. It is widely present in acidic igneous rocks, metamorphic rocks, and other sediments.