Effect of Brittle Mineral Size on Hydraulic Fracture Propagation in Shale Gas Reservoir

Figure 9

Random fracture distribution on the surface after hydraulic fracturing for different brittle mineral sizes. (a) 2.36 mm. (b) 0.425 mm. (c) 0.15 mm. (d) 0.075 mm.

(a)

(b)

(c)

(d)