A huge phosphorus mine with large reserves of 801 million tons was recently discovered in Kaiyang county, Guizhou province in southwest China, cctv.com reported on July 12.

The reserves equal two-fold exploration quantity of Kaiyang phosphate mine, the largest phosphate mine in China.

The phosphorus seam, 5.49 meters thick on average, covers about 50 square kilometers with full deposits of first class phosphate rocks.

Phosphorus is the main ingredient for producing phosphate fertilizers for agriculture. This new finding is a breakthrough in phosphorus ores in China.