Study on Microseismic Monitoring, Early Warning, and Comprehensive Prevention of a Rock Burst under Complex Conditions

Figure 6

Spatial distribution evolution of microseismic events before the rock burst appearance (July 19–23). (a) July 19, (b) July 20, (c) July 21, (d) July 22, and (e) July 23.

(a)

(b)

(c)

(d)

(e)