Figure 5

Stages of preparation of rock samples, (a) search for rock blocks, (b,c) cylindrical sample preparation, (d) SCC samples after making two artificial notches, (e) furnace used for thermal treatment, (f,g) SCC samples after thermal treatment.

Stages of preparation of rock samples, (a) search for rock blocks, (b,c) cylindrical sample preparation, (d) SCC samples after making two artificial notches, (e) furnace used for thermal treatment, (f,g) SCC samples after thermal treatment.