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tephrite
  • 英语发声
  • 美语发声
  • n. [岩] 碱玄岩
  • 网络释义

    1、[岩]碱玄岩
    ... tephra火山碎屑 tephrite碱玄岩 tephritoid似碱玄岩 ...

    短语

    phonolitic tephrite响岩质碱玄岩;玄岩

    andesite tephrite安山质碱玄岩;安山碱玄岩

    phillipsite tephrite钙十字碱玄岩

    nosean tephrite黝方碱玄岩;黝方硷玄岩

    sodalite tephrite方钠碱玄岩;方钠硷玄岩

    tephrite e碱玄岩

    basaltic tephrite玄武质碱玄岩

    nepheline tephrite霞石碱玄岩

    leucite tephrite白榴石碱玄岩

    专业释义

    地球科学
    • 碱玄岩

      The rock types are tephrite and alkali olivine basalt. They are low-part-melt primary magma in the upper mantle,continent rift vally basalt , which are not mixed with any substance from the Crust.

      石类型为碱玄岩性橄榄,是上地幔低度部分熔融的原生浆,上升过程中未受到地壳物质的混染,为大陆裂谷型

      参考来源 - 内蒙古乌兰哈达第四纪火山地质与新构造特征

    英英释义




    英汉双解大词典

    tephrite /ˈtɛfraɪt/

    • 1.  

      N(名词) a variety of basalt containing plagioclase, augite, and a feldspathoid, commonly nepheline, or leucite 碱玄岩