magmatic differentiation 中文意思是什麼

magmatic differentiation 解釋
巖漿分異酌
  • magmatic : 巖漿的
  • differentiation : n. 1. 差別,區別;區分,劃分。2. 【生物學】分化,變異。3. 【地質學;地理學】(從共同的巖漿產生出不同的巖石的)分異作用。4. 【數學】微分法。
  1. High - mg volcanic rocks approach the primitive mantle compositions, and their magmatic source is close to the composition of bse, derives from the lower mantle and formed by this type - mantle rocks " fractional melting highly ( > 25 % ). high - mg volcanic magma, formed in the axis of the emei mantle plume, underwent the crystallization differentiation of olivines and some pyroxenes ; some olivines reflect fair cumulus crystallization

    高鎂火山巖接近於原始巖漿的組成,巖漿源區與地球平均成分bse的成分特徵相近,起源深度為下地幔,為該地幔巖較高程度的部分熔融( 25 )而形成的。高鎂火山巖處于地幔柱的軸部,經歷了橄欖石及一定程度的輝石分異結晶,並且橄欖石顯示出一定的堆晶作用。
  2. Layered mafic intrusions not only represent natural laboratories for studying processes of magmatic differentiation and assimilation within the crust, but also contain extensive precious and base metal mineralization

    層狀鎂鐵質巖體不僅是研究巖漿分異演化過程和地殼混染作用的最佳天然實驗室,其中還廣泛賦存重要的稀有金屬和賤金屬礦床。
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