The Xiangshan ores is rich in REE, especially in HREE, and the Content of REE and U is directly propotional and they have the same Eu negative abnormality as the host rocks.

• 相山矿田的矿石富集REE特别是HREE，并且与铀含量呈正相关关系，矿石和围岩的负铕异常相同；