Fig. 10From: 5-year chemico-physical evolution of concrete–claystone interfaces, Mont Terri rock laboratory (Switzerland)SEM back-scattered electron images of ESDRED-Opalinus Clay interface region (2.2 and 4.9 years). See text for explanation of zones. Red line marks the interface. Opalinus Clay is at the top. The width of the right composite image is 3 mm, the width of the left image 2.3 mmBack to article page