In the light of the sedimentary tectono-geochemistry of they formed in shallow sea of continental margin.

硅质岩沉积大地构造地球化学表明硅质岩的沉积环境是大陆边缘的浅海。

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In the light of the sedimentary tectono-geochemistry of they formed in shallow sea of continental margin.

硅质岩沉积大地构造地球化学表明硅质岩的沉积环境是大陆边缘的浅海。

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