上述特征表明这些火山岩来源于富集的地幔源区。
The geochemical characters mentioned-above indicate that potassic volcanics in study areas should be drived from enriched mantle sources.
这表明岩浆起源于受俯冲组分改造或影响的上地幔，且地幔源区存在明显的化学不均一性。
It shows that the magma was derived from the upper mantle which was altered or affected by subduction composition, and the mantle source was of chemical inhomogeneity.
微量元素和同位素地球比学资料表明黄椅山玄武岩的地幔源区的同位素组成与原始地幔近似；
All of the rare element and isotope characteristics of the Huangyishan basalts are similar to that of the original mantle of the Earth.
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