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DISCOVERY OF UPPER ORDOVICIAN REEF FLAT BELT AND SIGNIFICANT FOR HYDROCARBON EXPLORATION IN THE SOUTHERN SLOPE OF THE TAZHONG UPLIFT OF TARIM BASIN
Author(s): 
Pages: 77-82
Year: Issue:  6
Journal: MARINE GEOLOGY & QUATERNARY GEOLOGY

Keyword:  礁滩相坡折带塔中隆起奥陶系塔里木盆地;
Abstract: 从沉积演化研究入手,认为塔中南坡与北坡具有相似的构造和沉积演化背景;建立塔中北坡已发现礁滩相的地震解释模型,对南坡地震资料重新进行了精细解释,识别出塔中隆起南部斜坡具有与塔中隆起北坡相似的坡折带地震反射特征,发育大型台地边缘礁滩相沉积;在地震资料识别出的礁滩相带部署钻探了地质探井,发现了巨厚的海相地层礁滩相沉积,有望找到与塔中北坡坡折带类似的生物礁型亿吨级整装含油气新区带,油气勘探意义巨大.
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