metasomatism 中文意思是什麼

metasomatism 解釋
n. 名詞 【地質學；地理學】交代（作用）；交代變質（作用）。
adj. 形容詞 -matic
  1. The tantalite mineralisation at portee appears to be associated with quartz core zones, zones of k - metasomatism and with eluvial concentrations

    鉭鐵礦的礦物性質是由石英核心帶、 k長石同化礦帶和殘積層部分組合而成的。
  2. Further imbrication, folding and metasomatism of the ultrabasic rocks occurred at this time.

    超基性巖的進一步疊瓦作用，褶曲和交代作用發生於這個時期。
  3. Polarity in metasomatism

    交替中的極化性
  4. Discussion on the lithospheric thinning of the north china craton : delamination ? or thermal erosion and chemical metasomatism

    關于華北克拉通燕山期巖石圈減薄的機制與過程的討論:是拆沉，還是熱侵蝕和化學交代
  5. The daiqianshan intrusion has the same source with other mafic rocks exposed in southeastern china, which had been experienced metasomatism before emplacement

    它與中國東南部出露的其它基性巖同源，但未受到地殼的混染作用。
  6. The formation of the enriched mantle ( em1 ) is attributed to the strong metasomatism - taking place between subducted yangtze lower crust and nc ( north of china ) ancient lithosphere

    2 、火山巖、堿性超基性脈巖和基性脈巖（除少數外）都形成於大陸板內拉張環境。
  7. The trace element compositions and sr - nd isotopes suggest that the upper mantle beneath the studied area were subjected to multiple episodes of metasomatism, probably by small melt fractions derived from the asthenospheric mantle

    微量元素和sr - nd同位素特徵表明該區上地幔經歷了多期地幔交代作用，交代介質可能是源自軟流圈的小體積熔體。
  8. However, in the area with strong magma mingling, there are widespread abnormal fabrics, distinguished differences in the idiomophic - textures and the peritectic reaction, poililitic texture, metasomatism among the minerals, metasomatic border, embayment, rimmed structure, abnormal plagioclase zoning, relict fabric as well as the acicular apatite are very common

    巖石的異常結構構造十分發育，礦物之間自形程度差異顯著，常見包晶反應、包含結構、交代邊、熔蝕邊、交代蠶食的港灣狀結構構造及交代縫合線、礦物鑲邊、斜長石異常環帶和礦物殘留等，多見指示巖漿混合的標志性礦物針狀磷灰石。
  9. There are distributed a great number of cenozoic basalts and mantle derived xenoliths in north china and south china. for understanding the materials constitutes, evolution, mantle metasomatism, and inhomogeneity of the lower crust and upper mantle, there is a must of doing some research on these host basalts and the xenoliths

    華北、華南地區發育大量新生代玄武巖及幔源包體，對其進行研究，有利於進一步深入了解下地殼和上地幔的物質組成、演化、地幔交代和不均一性以及地球物理反演結果的可靠性等。
  10. The fluids upwelled to seafloor along fault thus ore - forming metals accumulated. 2. this paper indicated the definition the hydrothermal sedimentary rocks. the definition is a group of especial sedimentary rocks forming at the temperature ranging from 70 ? to 350 ? ( or more high ) through sedimentation and synsedimentary metasomatism in the seafloor

    區內的熱水沉積巖主要有硅質巖、鈉鉀長石巖、重晶石巖、透閃石巖、碳酸鹽巖、綠泥石巖和鐵白雲石斑點千枚巖，它們往往與熱水沉積礦體緊密伴生。
分享友人
分享到 Line

分享到臉書