Linear Correlation of Ba and Eu Contents by Hydrothermal Activities: A Case Study in the Hetang Formation, South China

Figure 7

The plots showing the relationship between trace elements in this study. (a) Eu and Sm. (b) Eu and Gd. The Eu-Sm and Eu-Gd correlations can be observed in (a) and (b), respectively.

(a)

(b)