Figure 9From: Distribution of U and REE on colloids in granitic groundwater and quality-controlled sampling at the Mizunami underground research laboratory Changes in REE concentration during replacement of the groundwater from the boreholes. (a) LREE and (b) HREE in the 09MI20 borehole, and (c) LREE and (d) HREE in the 10MI26 borehole.Back to article page