Tungsten contents in 56 samples of mantle derived xenoliths and their host rocks from eastern China are analyzed.
分析了56件中国东部地幔岩包体及其寄主岩石中的钨含量。
The analysis indicates that the high-Mg volcanic rocks in the Sihetun area result from the collective function of Mantle-derived lava and Crust-source materials.
分析表明：该地区高镁火山岩是幔源岩浆和地壳物质共同作用的结果。
The magmatite is characterized by the mantle-derived magma and the volcanic rocks occurring in orogenic belt.
岩浆岩具有幔源岩浆及造山带地区火山岩的特征。
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