Detail of glacier margin: The coarse-grained bluish glacier ice is dissected by a shear zone that has uplifted debris-rich basal ice from the bed. This basal ice contains reworked lake sediments. (photo M. Hambrey, 3.9.2007). |
Detail of glacier margin: The coarse-grained bluish glacier ice is dissected by a shear zone that has uplifted debris-rich basal ice from the bed. This basal ice contains reworked lake sediments. (photo M. Hambrey, 3.9.2007). |