Research Article

Analysis of Changes in the Micromorphology of Sandstone Joint Surface under Dry-Wet Cycling

Figure 5

Microscopic topography of joint surfaces under dry-wet cycling. (a) Initial state. (b) 1 dry-wet cycle. (c) 3 dry-wet cycles. (d) 5 dry-wet cycles. (e) 8 dry-wet cycles. (f) 12 dry-wet cycles. (g) 16 dry-wet cycles. (h) 20 dry-wet cycles.
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