Afghanistan may contain large resources of undiscovered potash: USGS
Khaama Press: The United States Geological Survey (USGS) has said Afghanistan may contain large resources of undiscovered potash. Potash is produced worldwide at amounts exceeding 30 million metric tons per year, mostly for use in fertilizers. The term “potash” refers to potassium-bearing, water-soluble salts derived from evaporite basins, where seawater dried up and precipitated various salt