摘要
Rare Earth Elements(REE)are a group of chemicallycoherent elements that are critical to a wide range of modern high technology applications and the critical strategic role of REE to the economic development of the U.S.A.,European Union and Japan has been recognised.China holds a near monopoly over the supply of REE and REE products-accounting for around 95%of the global supply in 2010.These factors triggered a rush to discover REE deposits and develop REE production outside of China.
