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江苏省地震局副研究员高中和等,最近在浙江东北部沿海某地首次发现海滩岩,该海滩岩成片分布在现今潮间带海滩低潮线附近,主要由含贝壳碎屑的粗砂细砾胶结而成。海滩岩层面的产状与所在地沙质海滩一致,向海倾斜,倾角为5°—10°之间,并呈“千层饼”状,顶部一层虽已胶结成层,但仍可用手掰开,似为现代海滩岩,顶部以下各层胶结紧密,可能属古海滩岩。
Senior Researcher Gao Zhonghe of the Earthquake Administration of Jiangsu Province, recently discovered the beach rock for the first time in a coastal area along the northeastern coast of Zhejiang Province. The rock is distributed in the vicinity of today’s low tide beach in the intertidal zone and consists mainly of gritty gravel Made of cement The rocky surface of the beach has the same shape as the sandy beach of the locality. It is inclined to the sea with a dip angle of 5 ° -10 ° and has the shape of “Melaleuca”. Although the top layer has cemented into a layer, Break apart, like a modern beach rock, the top of the following layers of cementing closely, may belong to ancient beach rock.