被动大陆边缘页岩沉积古环境及其对有机质富集的控制: 以上扬子渝北地区下志留统龙马溪组为例*
陈浩1,2, 沈均均1, 谭光超3, 王玉满4, 李姗姗3, 严佳凯3, 周林5, 刘计勇5

Passive margin shale sedimentary palaeoenvironment and their controls over organic matter enrichment: a case study of the Lower Silurian Longmaxi Formation in northern Chongqing,Upper Yangtze
CHEN Hao1,2, SHEN Junjun1, TAN Guangchao3, WANG Yuman4, LI Shanshan3, YAN Jiakai3, ZHOU Lin5, LIU Jiyong5
渝北地区龙马溪组页岩热液判别图 a—利用Al-Fe-Mn三角图分析硅质来源( Adachi et al ., 1986 ); b—利用Al/(Al+Fe)-Fe/Ti图判别硅质来源( 张聪等,2017 )