岷江上游干旱河谷区汶川段风化壳剖面元素地球化学特征

周雪妮, 曹亚廷, 计扬

Element geochemical characteristics of weathering crust profiles of the Wenchuan section in the upper arid valley of the Minjiang River

ZHOU Xue-Ni, CAO Ya-Ting, JI Yang

图5 风化壳剖面CIA值与Na/K值关系散点图

Fig.5 Scatter plot of CIA values versus Na/K values for weathered crust profiles