pegmatite 中文意思是什麼

pegmatite 解釋
n. 名詞 【礦物】偉晶巖。

  1. Epidote albite pegmatite

    綠簾鈉長偉晶巖
  2. Epidote oligoclase pegmatite

    綠簾奧長偉晶巖
  3. Epidote orthoclase pegmatite

    綠簾正長偉晶巖
  4. At pegmatite contacts the composition changes to chalcopyrite, millerite, pyrite, and violarite accompanied by magnetite and hematite.

    在偉晶巖接觸帶，硫化物成分變為黃銅礦、針鎳礦、黃鐵礦及硫鎳鐵礦，伴生有磁鐵礦和赤鐵礦。
  5. The pegmatite nb - ta mineral veins were controlled by a group of horizontal tenso - shear axial - direction fault - fissure systems in the nne direction folding structures

    鈮鉭偉晶巖礦脈受控于nne向褶皺構造的一組近水平張扭性軸向裂隙系。
  6. Corundum oligoclase pegmatite

    剛玉奧長偉晶巖
  7. Elaeolite - syenite - pegmatite

    脂光正長偉晶巖
  8. Quartz core zones : mineralisation occurs in enclaves of albitisation around the core of the pegmatite. tantalite crystals are large and randomly distributed

    石英核心帶：礦化作用存在於被納長石礦包圍的偉晶巖核心。鉭鐵礦呈現巨大而不規則分佈。
  9. You can see a vein, like 人 the chinese character, of pegmatite formed about 2. 6billion years ago intruding in the granodiorites mass formed about 2. 7billion years ago

    26億年前後形成的偉晶巖侵入到27億年前後形成的花崗閃長巖中，形成「人」字形脈體。
  10. It was found that the schorl or dravite in schorl - dravite group that is produced from pegmatite and has good crystal degree had a strong intensity of spontaneous polarity by electron - beam bombardment and x - ray diffraction of varying the temperature

    利用電子束轟擊結合變溫xrd分析發現在schorl - dravite系列電氣石中，產于偉晶巖的，結晶度比較高的mg電氣石或fe電氣石具有較高的自發極化強度。
  11. In order to find new pegmatite nb - ta ore - deposit, it is very important practical - significances to ascertain the host structure characteristics and the relations between the tectonic epochs and ore - forming

    通過查明礦床的容礦構造特徵以及構造期次與成礦的關系，對尋找新的鈮鉭偉晶巖礦床具有重要的實踐意義。
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