An Experimental Investigation of the Progressive Failure of Sandstone and Its Energy Evolution Characteristics

<div>The relationship between the crack axial strain and the axial stress: (a) data from the sandstone specimen S100-1; (b) data from the sandstone specimen S100-3.</div>

Advances in Civil Engineering

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Figure 4

Figure 4: An Experimental Investigation of the Progressive Failure of Sandstone and Its Energy Evolution Characteristics 