Figure 6: TEM observation of U-containing aggregates in soil.
From: Mobile uranium(IV)-bearing colloids in a mining-impacted wetland

(a) TEM and (b) HRTEM images of an U-containing amorphous aggregate in the 15–20 cm soil sample at spot A. The dashed square in the TEM image corresponds to the zone of HRTEM. Scale bar, 200 nm (a); 10 nm (b).