The thin-beded siliceous -rocks include chert and depositional quartz with textures of oolite and pebble.

矽质岩包括燧石和沈积石英岩，呈薄层状产出，沈积石英岩具鲕状、砾状结构。

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The thin-beded siliceous -rocks include chert and depositional quartz with textures of oolite and pebble.

矽质岩包括燧石和沈积石英岩，呈薄层状产出，沈积石英岩具鲕状、砾状结构。

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