1. Classification of Jade

From the color: white jade, jasper, sapphire, black jade, topaz, huangxiu jade, green jade, beijing white jade, etc. Regionally, Xinjiang jade, Henan jade, Xiuyan jade (also known as Xinshan jade), Australian jade, Dushan jade, Southern jade, Canadian jade, etc., of which Xinjiang Hetian jade is China's famous specialty.

2. Classification of agate

In terms of color, it can be divided into: white, grey, red, blue, green, yellow, sheep liver, gall bladder, chicken blood, black agate, etc. From the pattern, it can be divided into: lamp grass, algal grass, twisted silk, hawksbill agate, etc. It is produced in Northeast China, Inner Mongolia, Yunnan and Guangxi. There is also an agate containing water, which is called water gall agate.

3. Classification of stone

Turquoise, lapis lazuli, hibiscus stone, lignite (also known as tiger skin stone), peach blossom stone (also known as Beijing Fencui), malachite, blue grain stone, sheep liver stone, tiger eye stone, Dongling stone, etc., of which turquoise is a famous product in Yunyang, Hubei Province.

4. Classification of crystals

Crystal, amethyst, topaz, dark crystal, citrine (also known as smoky crystal), soft crystal, mane crystal, hair crystal. It is produced in the north and south of China.

5. Classification of jadeite

It has purple, red, gray, yellow, white and other colors, but green is the most valuable. It is a famous specialty of Myanmar, China's nearest neighbor.

6. Classification of corals

Divided red and white, it is a kind of marine coelenterate fossils, and the quality of Taiwan Province is very good.

7. Classification of Beads

Pearl (seawater pearl, freshwater pearl), cultured pearl (seawater pearl, freshwater pearl).