Figure 5
![Figure 5](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs40645-014-0028-z/MediaObjects/40645_2014_Article_28_Fig5_HTML.jpg)
Size-fractionated concentrations of U and colloid-forming elements from the boreholes. Concentrations of U (inverted triangles), Fe (squares), and Al (circles) during groundwater exchange in the (a) 09MI20 and (b) 10MI26 boreholes.
Size-fractionated concentrations of U and colloid-forming elements from the boreholes. Concentrations of U (inverted triangles), Fe (squares), and Al (circles) during groundwater exchange in the (a) 09MI20 and (b) 10MI26 boreholes.