陆相淡水湖盆页岩有机质富集主控因素研究: 以四川盆地东北部侏罗系自流井组为例<sup>*</sup>

陆相淡水湖盆页岩有机质富集主控因素研究: 以四川盆地东北部侏罗系自流井组为例^*

张美洲^1,², 朱筱敏^1,², 姜振学^1,³, 朱德宇⁴, 叶蕾^1,², 谌志远^1,³

Main controlling factors of organic matter enrichment in continental freshwater lacustrine shale: a case study of the Jurassic Ziliujing Formation in northeastern Sichuan Basin

ZHANG Meizhou^1,², ZHU Xiaomin^1,², JIANG Zhenxue^1,³, ZHU Deyu⁴, YE Lei^1,², CHEN Zhiyuan^1,³

四川盆地东北部侏罗系自流井组页岩TOC与古环境相关指标交会图 A—TOC与古气候指标C值交会图; B—TOC与古盐度指标Sr/Ba值交会图; C—TOC与古生产力指标Ni+Cu+Zn值交会图; D—TOC与古生产力指标Ba/Al值交会图; E—TOC与古生产力指标P/Ti值交会图