裴健翔;陈杨;郝德峰;张道军;何小胡;

• 1:中海石油(中国)有限公司湛江分公司

摘要(Abstract)：

根据岩石矿物学特征、粒度分析、沉积构造及三维地震等资料,分析中新世莺歌海盆地中央坳陷海底扇的沉积特征及控制因素。结果表明:中新世中央坳陷海底扇主要发育水道砂、水道间、天然堤和浅海滩坝等微相,具有非典型鲍玛序列AB段;海底扇由内部分支水道频繁迁移摆动形成的多个朵叶体组成;与东方区海底扇相比,乐东区海底扇具有物源供应更充足、规模更大的优势。中新世中央坳陷海底扇沉积体系的发育主要受海平面升降、物源及古地貌的控制,可以作为该区下一步勘探的重点。

关键词(KeyWords)：海底扇;控制因素;中央坳陷;中新统;莺歌海盆地

Abstract:

Keywords:

基金项目(Foundation):国家科技重大专项(2011ZX05025)

作者(Author):裴健翔;陈杨;郝德峰;张道军;何小胡;

Email:

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