Non-metallic mineral resources for chemical industry

I. Sulfur (including natural sulfur, pyrite, iron ore associated sulfur)

According to the Ministry of Chemical Industry data, the 1996 National sulfur standard mineral an amount of 1 7,286,000 t, where the chemical system 6.763 million t, colored system 2.449 million t, petroleum, coal and township yield 8.074 million t. There are sulfur mine enterprises in 28 provinces ( districts ) across the country . The main producing areas are: Inner Mongolia, Jiangsu, Anhui, Guangdong, Jiangxi, Liaoning, Shaanxi, Gansu, Shanxi and other provinces ( districts ) . Sulfur mine products are mainly used to produce sulfuric acid, and China has become the world's second largest producer of sulfuric acid.

Second, phosphorus ore  

China has 17 provinces (cities, districts) mining phosphate rock, but phosphorus production is concentrated in Hubei, Yunnan, Guizhou, Sichuan and Hunan province five phosphorus resources. In 1996 China phosphate rock mine production of standard amount of 1 9,390,400 t, output ranked second in the world. At present, Yunnan Kunyang, Guizhou Kaiyang, Yufu, Hubei Jingjing, Yichang, Baokang, Sichuan Jinhe -Qingping phosphate mine base have been built. 95% of the phosphate concentrate is used to make phosphate fertilizer. China's fertilizer production has reached the second place in the world, and synthetic ammonia ranks first in the world. Yunnan Province will be built as a national chemical base.

Third, potassium salt

  China's potash mineral resources are poor, and the main producing areas are in marginal areas, which have certain impact on development and utilization. National KCl production of 250,000 t. There are 8 potash mines that have been developed and utilized , and there are 3 mines in China. The main mining areas that have been developed are the Chaerhan Potassium Salt Mine in the Qaidam Basin of Qinghai and the Kanye Well Potash Mine in Jiangcheng, Yunnan. Potassium salt is mainly used to make fertilizer, used alone as potassium fertilizer, or mixed with nitrogen and phosphorus to make compound fertilizer. China's potash production is 1% of world production , and its share is small.

Fourth, boron ore

1996 Chinese boron capacity (standard ore off B2O312%) of about 878 000 t / a, where state mines 251 000 t / a, small towns ore 627,000 t / a. The mines are mainly concentrated in Liaoning Province, Jilin Province and Hunan Province. 1996 marked mineral boron amount to 1,313,900 t, mainly for the production of borax and boric acid, and a glass, fiber glass and enamel industries.

Five, salt mine

According light industry department statistics, the total Chinese crude salt production capacity of 1996 is 3 8.877 million t, production was 2 9,324,000 t, where sea salt (including coastal Shandong underground brine production of salt) 1 9923000 t , mineral salt to 6,377,000 t, salt Lake is 2,286,000 t, liquid salt is 738,000 t. The provinces that produce well minerals include Jiangsu, Jiangxi, Hubei, Sichuan, and Yunnan; the provinces and autonomous regions that produce lake salt include Inner Mongolia, Qinghai, and Xinjiang; and the provinces ( autonomous regions and municipalities ) that produce sea salt include Liaoning, Tianjin, Hebei, and Shandong. Jiangsu, Zhejiang, Fujian, Guangdong, Hainan, Guangxi, etc. China's salt production ranks second in the world. The products are divided into two categories, edible salt and industrial salt, which are extremely important chemical raw materials.

6. Glauber's salt

In 1996 , there were 59 mining areas in China , which were mainly distributed in Xinjiang, Shanxi, Inner Mongolia, Sichuan and Gansu provinces and autonomous regions. Shanxi Yuncheng Salt Lake is the main producing area of ​​sodium sulphate and its products in the country. In 1996 China anhydrous sodium sulfate (anhydrous sodium sulphate, Glauber's salt water) yield 2582 million t, the distribution in Sichuan, Gansu, Shanxi, Xinjiang, Inner Mongolia and other provinces and autonomous regions;. Glauberite mainly produced in Sichuan, Qinghai, Hunan and Yunnan and other provinces.

Seven, barite

The barite production mines are mostly township small mines. There is still no management department and no accurate statistics. China barite production capacity totaled about 1.045 million t / a, of which seven state-owned mines total production capacity of about 511,000 t / a. According to the Ministry of Geology and Mineral Resources Mining Authority statistics, in 1996 China barite production of about 3 million t, of which state-owned enterprises 320 000 t, a small mining town about 270 million t. In addition to raw ore and mineral processing concentrates, there are also processed products such as barium carbonate, barium chloride, barium sulfate and etc.

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