Effect of Bedding Angle and Confining Pressure on the Brittleness of Geomaterials: A Case Study on Slate

Figure 16

Relationship between energy, or work, related to brittleness and the bedding angle of slate. (a) The energy accumulated at the axial prepeak stage. (b) The work done by press at the axial postpeak stage. (c) The residual strain energy at the postpeak stage.

(a)

(b)

(c)