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南京喀斯特溶洞碎屑充填物的沉积特征和气候地层学研究
Sedimentologies and Climatic Stratigraphy Study on Clastic Sediment of Karst Cave in Nanjing
【摘要】 对南京汤山地区的雷公洞炼灰厂剖面进行了沉积学、气候地层学分析.研究结果表明,洞内碎屑充填物记录了2个冷暖、干湿变化旋回,可对应于深海氧同位素曲线的12~15段,由此推测南京猿人生存时代大致在45万年前左右.
【Abstract】 This paper addresses on the characteristics of sedimentologies and climatic property stratigraphy of the Lianhui Chang profile in Leigong Cave in Tangshan,Nanjing.The results shows that the clastic sediment recorded 2 cold warm,dry wet cycles corresponding to Stage 12~15 of deep sea Oxygen isotope,from which the deposite layer containing huminid cranium could be deduced to be 450 Ka.B.P.
【关键词】 炼灰厂剖面;
沉积旋回;
磁化率;
猿人生存年代;
【Key words】 profile of Lianhui Chang; sedimentological cycles; magnetic susceptibility; existing age of the erect;
【Key words】 profile of Lianhui Chang; sedimentological cycles; magnetic susceptibility; existing age of the erect;
- 【文献出处】 南京师大学报(自然科学版) ,JOURNAL OF NANJING NORMAL UNIVERSITY(NATURAL SCIENCE EDITION) , 编辑部邮箱 ,1998年01期
- 【分类号】P532,P588.2
- 【被引频次】4
- 【下载频次】141