Table 4 Number of cracks in sandstone with different water content.

From: Experimental-simulation analysis on mechanical degradation and energy evolution characteristics of sandstone under water-rock coupling effects

Crack classification

Water content

w = 0%

w = 1.33%

w = 2.43%

w = 3.54%

Total crack

12,268

12,356

12,942

12,983

Shear fissure

10,405

10,431

10,443

10,453

Tension crack

1863

1925

2499

2530

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