Characteristics and Mechanical Mechanism of In Situ Unloading Damage and Core Discing in Deep Rock Mass of Metal Mine

<div>Distribution diagram of Mesozoic-Cenozoic granites in Jiaodong. 1: Indosinian granite; 2: Linglong gneissic biotite granite; 3: Luanjiahe type medium coarse-grained monzogranite; 4: Guojialing porphyry granodiorite; 5: Laoshan-Aishan granite; 6: location of main fault structural belt in Jiaodong; 7: deposit distribution location.</div>

Shock and Vibration

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Figure 9

Figure 9: Characteristics and Mechanical Mechanism of In Situ Unloading Damage and Core Discing in Deep Rock Mass of Metal Mine 