The sedimentary environment of the chert reflects the tectonic setting of the small oceanic basin in Late Jurassic.

硅质岩的形成环境反映了该陆缘小洋盆在晚侏罗世所处的构造背景。

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The sedimentary environment of the chert reflects the tectonic setting of the small oceanic basin in Late Jurassic.

硅质岩的形成环境反映了该陆缘小洋盆在晚侏罗世所处的构造背景。

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