Experimental Study on Mudstone’s Strength Characteristics in Deep-Buried Coal-Measure Formation: A Case Study of Permian Longtan Formation

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">No.</td><td class="align_center">Mineral name</td><td class="align_center">Chemical formula</td><td class="align_center">Mineral content accounted (%)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">1</td><td class="align_center">Chlorite</td><td class="align_center">Mg<sub>1.3</sub>Fe<sub>3.4</sub>Al<sub>2.6</sub>Si<sub>2.7</sub>O<sub>10</sub>(OH)<sub>8</sub></td><td class="align_center">74.3</td></tr><tr><td class="align_left">2</td><td class="align_center">Quartz</td><td class="align_center">SiO<sub>2</sub></td><td class="align_center">16.2</td></tr><tr><td class="align_left">3</td><td class="align_center">Albite</td><td class="align_center">NaAlSi<sub>3</sub>O<sub>8</sub></td><td class="align_center">9.5</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The quantitative test results of mineral composition.</div>

Shock and Vibration

tab1

Table 1

Table 1: Experimental Study on Mudstone’s Strength Characteristics in Deep-Buried Coal-Measure Formation: A Case Study of Permian Longtan Formation 