四川盆地北部早白垩世剑门关组泥质岩地球化学特征及其地质意义

徐刚^1,², 王越¹, 刘子畅², 吕行², 高淑芳³

Geochemical characteristics and geological significance of argillaceous rocks of Early Cretaceous Jianmenguan Formation in Northern Sichuan Basin

XU Gang^1,², WANG Yue¹, LIU Zichang², LV Hang², GAO Shufang³

研究区剑门关组泥质岩Co-Th-Zr/10(左)和Zr-Th(右)判别图解== A.大洋岛弧; B.大陆岛弧; C.活动大陆边缘; D.被动大陆边缘; ∆.剑门关组泥质岩