Bloodstone, a cornerstone of cinnabar, is named after cinnabar (Cinnabar) as bright red as chicken blood. Bloodstone contains cinnabar (Cinnabar), Yingshi and chalcedony 35%-45%. Magnetite and hematite 6%- 12%. About 5%-8% in cinnabar.

Bloodstone, together with Shoushan Stone, Qingtian Stone and Balin Stone, enjoys the reputation of "Four National Stones" in China. Mainly used as seal or craft carving material. China first discovered Yuyanshan bloodstone in Changhua, Zhejiang. Later, bahrain bloodstone was discovered in Bahrain Right Banner, Chifeng City, Inner Mongolia. In 1990s, bloodstone was discovered in Guizhou, Shaanxi, Gansu, Sichuan, Hunan, Yunnan and Xinjiang.

2. Tian Huangshi:

Tian Huangshi, referred to as "Tian Huang" for short, is named after its yellow color, which is produced under paddy fields on both sides of Shoushan River in Shoushan Township, Fuzhou City. Excellent varieties of Shoushan stone. Tian Huangshi in a narrow sense refers to "Tiankeng Stone", while Tian Huangshi in a broad sense refers to a kind of Yin Zhangshi stone with the same chemical composition.

In terms of physical properties and technological characteristics, Tian Huangshi is similar to Shoushan Stone and has become an independent Yin Zhangshi variety.

3. Qingtian Stone:

Qingtian stone is produced in qingtian county, Zhejiang. Qingtian stone is different from Shoushan stone. Qingtian stone is dominated by cyan, while Shoushan stone is dominated by red, yellow and white. Qingtianshi's famous products include light jelly, fish brain jelly, soy sauce jelly, fengmenqing jelly, jingjing jelly, mint jelly, Mo Tian jelly and Tian Bai jelly.

Qingtian stone is one of the earliest and most widely used printing materials in seal cutting in China, with moist texture, colorful patterns and moderate hardness.

4. Shoushan Stone:

Shoushan Stone is a treasure of China and one of the traditional "Four Yin Zhangshi" in China. It is distributed in the "Golden Triangle" zone at the junction of Jinan District, Lianjiang County and Luoyuan County in the northern suburb of Fuzhou.

Shoushan stone is a unique and precious stone in Fuzhou. Its stone is crystal clear, greasy and colorful, with natural color and distinct color boundaries. It is rare, humanistic and ornamental, and is deeply loved by people at home and abroad. In 2003, it was identified as a "national stone" candidate stone.

5. Bahrain stone:

Bahrain Stone is as famous as Shoushan Stone in Fujian, Qingtian Stone in Zhejiang and Changhua Fossil, and is called "Four Famous Stones" in China. Balin stone is a pyrophyllite with almost the same composition as Qingtian stone and Fengshun stone in Guangdong. Its origin is Bahrain Right Banner, Chifeng City, Inner Mongolia. The hardness of Bahrain stone is 2-4 Mohs, which is not only high in transparency, but also fine in texture and moderate in hardness.

Baidu encyclopedia-bloodstone

Baidu Encyclopedia-Tian Huangshi

Baidu encyclopedia-Qingtian stone

Baidu Encyclopedia-Shoushan Stone

Baidu encyclopedia-balinshi