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盆地第三紀沉积中,鲕狀岩分佈广泛,除一般的鲕狀灰岩外,有核特殊的鲕狀砂岩、桿狀砂岩这在我国其他地区很少見到,現作一簡略报导。
In the Tertiary sediments of the basin, oolitic rocks are widely distributed. Except for the general oolitic limestone, there are special oolitic sandstone cores, which are rare in other areas of our country. A brief report is now made.