How are rare earth resources distributed in the world

The distribution and concentration of rare earth resources in the world is high. According to the data released by the United States Geological Survey (USGS), the world's total reserves of rare earth resources are about 120 million tons, among which China's reserves are 44 million tons, accounting for about 37.8%, Vietnam's reserves are 22 million tons, accounting for about 18.9%, Brazil's reserves are 22 million tons, accounting for 18.9%. Russia has 12 million tons of reserves, accounting for 10.3%, and the four countries together account for nearly 80% of the world's total reserves, with a high concentration of resource distribution.