• Archaean era granulite facies metamorphite series are extensively outcropped in Sa - heqiao, Hebei province.

    冀东迁西洒河桥太古代粒岩变质岩系广泛出露的地区。

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  • In the research area, the primary surface formation are the Archeozoic - Proterozoic Jiaonan group there are kinds of Clastic rocks and Volcanic rocks in the metamorphite and Mesozoic Cretaceous.

    研究区内出露地层太古界——元古界胶南各类变质中生界白垩系各类碎屑岩和火山岩为主。

    youdao

  • In the research area, the primary surface formation are the Archeozoic - Proterozoic Jiaonan group there are kinds of Clastic rocks and Volcanic rocks in the metamorphite and Mesozoic Cretaceous.

    研究区内出露地层太古界——元古界胶南各类变质中生界白垩系各类碎屑岩和火山岩为主。

    youdao

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