An Experimental Study on the Microstructures of Cemented Paste Backfill during Its Developing Process

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr class="thead"><td class="align_left">Item</td><td class="align_center">TFe</td><td class="align_center">SiO<sub>2</sub></td><td class="align_center">Al<sub>2</sub>O<sub>3</sub></td><td class="align_center">CaO</td><td class="align_center">MgO</td><td class="align_center">Cu</td><td class="align_center">S</td></tr><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr><td class="align_left">Tailings</td><td class="align_center">18.57</td><td class="align_center">40.02</td><td class="align_center">4.17</td><td class="align_center">24.07</td><td class="align_center">6.10</td><td class="align_center">0.11</td><td class="align_center">5.68</td></tr><tr class="table-tr"><td colspan="8"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Chemical composition of tailings used (units: wt.%).</div>

Advances in Civil Engineering

tab2

Table 2

Table 2: An Experimental Study on the Microstructures of Cemented Paste Backfill during Its Developing Process 