• These characteristics indicate that the source of the volcanic rocks is the enriched mantle.

    曲线表现为整体上隆特征,表明源区为富集地幔。

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  • This ophiolite has higher REE and trace element abundances, suggesting it was derived from the enriched mantle.

    蛇绿岩稀土微量元素丰度表明来源于富集地幔

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  • Low REE group and high REE group lamprophyres are 10% and 4% partial melting of the metasomatic enriched mantle.

    reeree组煌斑岩分别交代富集地幔约10%和4%部分熔融产物。

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  • The volcanic magmas, including calcium-alkali magmatic series and sub-alkali magmatic series, were derived from the enriched mantle.

    本区火山岩浆划分为钙碱性岩浆系列亚碱性岩浆系列,火山岩浆源于富集型地幔;

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  • The geochemical characters mentioned-above indicate that potassic volcanics in study areas should be drived from enriched mantle sources.

    上述特征表明这些火山岩来源于富集地幔源区

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  • The element-geochemical features reflect that the magma comes from enriched mantle and that hybridism of continental crust occurs in the source area.

    火山岩元素地球化学特征反映岩浆来自富集地幔源区存在的混染作用。

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  • Leucite tephrite was derived from the more enriched mantle source with lower degree of partial melting of mantle source than alkaline olivine basalt.

    相对于碱性橄榄玄武岩,白榴石碱玄岩来自更加富集地幔源区,其地幔部分熔融程度相对较低

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  • The source area of K-rich magmatic rocks in the Dabie area is closely related to the enriched mantle, while the rocks in the lower Yangtze Valley area are more affined to the lower crust.

    大别地区富k源区与富集地幔密切相关扬子地区与下地壳更多亲缘关系

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  • 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.

    变超基性蛇纹石化橄榄岩稀土元素分具典型U特征显示为具地幔交代作用LREE富集地幔残余

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  • The ratios of incompatible elements reflected that the magma source departed from the composition of primary mantle and had the characteristics of the enriched metasomatic mantle.

    不相容元素比值反映岩浆源区明显偏离原始地幔组分具有富集型异常地幔岩浆源区特征。

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  • The gold in gulch-gold mines locating in northern region of Heilongjiang Province mainly originates from the gold-containing structure and lode gold mines enriched by crust-mantle action.

    黑龙江北部金矿主要来源于经过壳幔作用使金再次富集的含金建岩金矿。

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  • Tectonic environment of formation of enriched upper mantle is oceanic crust displacement from the oceanic mid-ridge to the orogenic zone.

    山带富集上地幔形成构造环境扩张脊两侧运移并最终拼造山带段时间内。

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  • Th enriched upper mantle exists not only in the continental aere but in the orogenic zone. It may be a chemical reaction occurred in interior of the whole earth.

    富集上地幔不但存在大陆区,而且亦存在于山带地区,可能一种全球性地球内部化学作用。

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  • Th enriched upper mantle exists not only in the continental aere but in the orogenic zone. It may be a chemical reaction occurred in interior of the whole earth.

    富集上地幔不但存在大陆区,而且亦存在于山带地区,可能一种全球性地球内部化学作用。

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