四川盆地早寒武世裂陷槽西部页岩发育背景与有机质富集 |
周国晓,魏国齐,胡国艺,武赛军,田亚杰,董才源 |
The development setting and the organic matter enrichment of the Lower Cambrian shales from the western rift trough in Sichuan Basin |
Guo-xiao ZHOU,Guo-qi WEI,Guo-yi HU,Sai-jun WU,Ya-jie TIAN,Cai-yuan DONG |
图4 9号页岩样品中的页理构造(a)和层状分布的球粒状黄铁矿(b)① |
Fig.4 laminated structures of shale (a) and strawberry pyrites distributed in layers (b) from No.9 sample① |
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