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Evaluation of Carboniferous source rocks in Qaidam area
Author(s): 
Pages: 913-919
Year: Issue:  6
Journal: Acta Petrolei Sinica

Keyword:  柴达木盆地石炭系烃源岩有机质丰度有机质类型有机质成熟度;
Abstract: 通过柴达木盆地周缘地区上古生界暗色泥岩、碳酸盐岩、煤及碳质泥岩的有机地球化学的测试分析,研究结果表明,石炭系烃源岩主要以暗色泥岩为主,炭质泥岩和煤可能具有生烃能力.下石炭统暗色泥岩有机碳含量一般达到了差到中等,而上石炭统暗色泥岩有机碳含量达到好或者很好;上、下石炭统的暗色灰岩有机碳含量均比较低,一般仅为非到差等烃源岩.有机碳评价较好的泥岩主要发育在潮坪、泻湖、沼泽相沉积相类型中;剖面上评价较好的层...
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