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

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr class="thead"><td class="align_left">Sample depth/m</td><td class="align_center">900</td><td class="align_center">1000</td><td class="align_center">1100</td><td class="align_center">1200</td><td class="align_center">1300</td><td class="align_center">1400</td><td class="align_center">1500</td></tr><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr><td class="align_left">Average particle size (<i>μ</i>m)</td><td class="align_center">811.38</td><td class="align_center">909.65</td><td class="align_center">1066.41</td><td class="align_center">1086.2</td><td class="align_center">877.99</td><td class="align_center">724.65</td><td class="align_center">953.46</td></tr><tr class="table-tr"><td colspan="8"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Rock particle size distribution at different depths in Xincheng gold mine.</div>

Shock and Vibration

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Table 1

Table 1: Characteristics and Mechanical Mechanism of In Situ Unloading Damage and Core Discing in Deep Rock Mass of Metal Mine 