The metaperidotite is strongly depleted in TiO_2. The dolerite has low TiO_2 and some of the granitoids on the FAM diagram show a Skaergaard liquid trend.

• 其变质橄榄 岩、方辉橄榄岩强烈亏损TiO_2，辉绿岩TiO_2也较低，而稀土元素分布模式为平缓型。