The yield of chicken oil yellow is very small, and there are many impurities. A complete piece of chicken oil yellow is very rare. The contrast of chicken oil yellow is similar to yellow, and it is more stable and deeper than Jiao Huang Lue. It is characterized by being not only yellow but also oily. The output of yellow agate is small, its texture is delicate, and its price and collection value are very high in the market. The natural yellow agate is not as transparent as the imitation, and the waterline can be seen inside.