• 夏杖子金矿严格受构造破碎带控制,围岩蚀变主要为钾长石化、黄铁矿化、硅化和碳酸盐化。

    Xiazhangzi gold deposit is strictly controlled by structural fracture zone, and the wall rock alterations are mainly of K feldsparization, pyritization, silication and carbonation.

    youdao

  • 岩石化学特征表明火山岩形成于洋岛构造环境。

    Its petrochemical characteristics show that the volcanics was formed in oceanic island tectonic environment.

    youdao

  • 本文在讨论白垩纪火山杂岩岩石学和岩石化学特征的基础上,对火山杂岩的构造环境和成因机制作了分析。

    This paper analyses the tectonic environment and genetic mechanism for volcanic complex after discussing the petrology and petrochemistry characteristics of Cretaceous volcanic complex.

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  • 吉林DB区块位于吉林乾安地区,是中石化新星石油公司华东局在东北勘探开发的重点地区,属于松辽盆地南部长岭凹陷腰英台构造带。

    DB well zone of Jilin oilfield is located in Qian'an area of Jinlin province, which is an important block situated on Yaoyingtai Belt in Changling Depression of Songliao Basin.

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  • 依据地层组成结合岩石化学研究,在“构造混杂岩”基础上建立了“双列岛弧”的“沟弧盆体系”模式。

    According to stratigraphic compositionand lithochemistry, a"trench-arc-basin system" model for the dual-arrangedisland arc is established on the basis of the "tectonic melange".

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  • 本文系统报道了它的地质学、岩相学、岩石化学和地球化学的特征,讨论了它的成因类型归属和所代表的大地构造环境问题。这些资料表明;

    The data of geology, Petrology, trace and rare earth element geochemistry of this rock is reported and used to discuss on petrogenic type and tectonic implication.

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  • 燕山构造旋回控制的晚期岩浆,随着构造演化产生云英岩化、石榴子石化等岩浆自交代而锡铌钽矿物结晶富集成矿;

    The Yanshanian magmas in late phases, gave rise to sericitization and garnetization, and then Sn, Nb and Ta were enriched due to magmatic-authometasomatism.

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  • 燕山构造旋回控制的晚期岩浆,随着构造演化产生云英岩化、石榴子石化等岩浆自交代而锡铌钽矿物结晶富集成矿;

    The Yanshanian magmas in late phases, gave rise to sericitization and garnetization, and then Sn, Nb and Ta were enriched due to magmatic-authometasomatism.

    youdao

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