The rocks at the top of the seamount consist of serpentinized ultramafic harzburgite.
海山顶部的岩石是由蛇纹石化超镁铁质方辉橄榄岩组成。
3
The REE distribution of serpentinized peridotite in ultrabasic rocks is the characteristic of U-type, showing that it was the LREE enriched residual mantle experienced in mantle metasomatism.