蔡习尧,李越

• 1:中国石化石油勘探开发研究院西北分院
• 2:中国石化西北油田分公司勘探开发研究院
• 3:中国科学院南京地质古生物研究所

摘要(Abstract)：

按照奥陶系内部6个组沉积的时间片段拟定塔中南坡不同区块存在不同程度的缺失。部分关键层段的牙形石和几丁虫组合特征证明一间房组和恰尔巴克组在塔中部分井区是存在的,但恰尔巴克组的分布范围最狭窄。总体上,塔中南坡隆起区地层缺失较多,古城墟隆起基本完整。据缺失状况和岩相展布,显示塔中南坡的沉积单元具有由东往西迁移的特征,且各时段迁移的距离与速度存在较大差异。

关键词(KeyWords)： 地层;古地理;奥陶纪;塔里木盆地;新疆

Abstract:

Keywords:

基金项目(Foundation): 中国科学院知识创新工程方向性项目(KZCX2-YW-122和KZCX3-SW-149);; 中石化科技部项目(P06079);; 国家自然科学基金项目(40572069)

作者(Author): 蔡习尧,李越

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