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Cyclostratigraphy Research on the Hanjiang-Wanshan Formations in Zhuyi Depression, Pearl River Mouth Basin
Author(s): 
Pages: 411-423
Year: Issue:  3
Journal: Earth Science-Journal of China University of Geosciences

Keyword:  珠江口盆地韩江组粤海组万山组自然伽马测井曲线旋回地层学沉积速率天文年代标尺;
Abstract: 对珠江口盆地珠-坳陷惠州凹陷北部HZ0811井和惠陆低凸起HZ1811井中中新世-上新世的韩江组、粤海组和万山组自然伽马测井曲线进行频谱分析和小波分析,识别出显著的米兰柯维奇沉积旋回.通过对短偏心率旋回进行高斯带通滤波,建立了HZ0811井和HZ1811井的“浮动”天文年代标尺.两口井的万山组、粤海组和韩江组分别记录了35个、56个和64个短偏心率旋回,据此估计出万山组沉积时限约为3.5Ma,粤海...
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