Discrete Element Simulation Analysis of the Bending and Toppling Failure Mechanisms of High Rock Slopes

Figure 5

SEM images of different rock samples.

(a) Gneiss (×500)

(b) Andalusite schist (×200)

(c) Thinned sandstone (×200)

(d) Quartz schist (×200)

(e) Gneiss (×5 k)

(f) Andalusite schist (×5 k)

(g) Thinned sandstone (×2 k)

(h) Quartz schist (×5 k)