新疆北部和什托洛盖盆地石炭系太勒古拉组烃源岩特征
发布时间:2018-01-03 13:29
本文关键词:新疆北部和什托洛盖盆地石炭系太勒古拉组烃源岩特征 出处:《新疆地质》2016年04期 论文类型:期刊论文
【摘要】:和什托洛盖盆地上石炭统太勒古拉组烃源岩生气层主要为黑色富有机质凝灰质泥岩、页岩。通过对烃源岩的分布、厚度变化规律及有机地化特征研究,评价其生气潜力。在前人研究基础上,结合本次综合分析显示,烃源岩赋存较好,但分布不连续,有机质丰度较高;有机质类型以Ⅲ型腐殖类为主,少量Ⅱ_2型、Ⅰ_1型;有机质热演化程度属成熟-高成熟阶段;脆性矿物含量为高-特高值,具一定生气潜力。
[Abstract]:The source rocks of the Upper Carboniferous Terracula formation in the Hetoluogei Basin are mainly composed of black organic matter rich tuff mudstone and shale. The distribution, thickness variation and organic geochemical characteristics of the source rocks are studied. On the basis of previous studies and combined with this comprehensive analysis, it is shown that the hydrocarbon source rocks have a good occurrence, but the distribution is not continuous, and the organic matter abundance is high. The type of organic matter is mainly type 鈪,
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