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.
富集型上地幔不但存在于大陆区,而且亦存在于造山带地区,它可能是一种全球性的地球内部的化学作用。
Mantle xenoliths brought up by Cenozoic volcanic rocks onto the earth surface may provide direct information about the upper mantle beneath the volcanic region.
新生代火山岩中的幔源包体可以提供有关上地幔的直接信息。
Like the CORE of earth, the mantle can also be divided into two concentric layers, the lower mantle and the upper mantle.
就像地球的核部一样。地幔也可分为两个同心圆圈层,下地幔和上地幔。
The ore-forming material and fluid was derived from the depth of the Earth especially from upper mantle or crust-mantle mixing zone , due to alkali-rich magma activity during late Yanshanian epoch.
成矿流体和主要矿质均源于地球深部,以上地幔或壳幔混合带为主,与燕山晚期富碱岩浆活动密切相关。
The ore-forming material and fluid was derived from the depth of the Earth especially from upper mantle or crust-mantle mixing zone , due to alkali-rich magma activity during late Yanshanian epoch.
成矿流体和主要矿质均源于地球深部,以上地幔或壳幔混合带为主,与燕山晚期富碱岩浆活动密切相关。
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