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Evalution of source rock from Raggyorcaka formation in upper Permian in the northern Qiangtang basin
Author(s): 
Pages: 88-90
Year: Issue:  5
Journal: Petrochemical Industry Application

Keyword:  北羌塘盆地上二叠统烃源岩生烃潜力;
Abstract: 前人对青藏高原北羌塘盆地地区古生代烃源岩研究极少,通过对北羌塘盆地鲤鱼山-长梁山地区上二叠统热觉茶卡组实测剖面的研究,并对剖面上19件烃源岩样品进行地球化学特征分析.其分析结果表明,上二叠统热觉茶卡组烃源岩总体属于中等-好烃源岩,有机质类型以腐殖-腐泥型为主,有机质成熟度处于高成熟度阶段,总体达到生气阶段.总体表明上二叠统热觉茶卡组烃源岩有良好的生烃潜力,并推测部分北羌塘盆地古生界地层烃源岩有较好的生烃前景.
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