Properties of Gobi Aggregate and Sulfide-Rich Tailings Cemented Paste Backfill and Its Application in a High-Stress 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" rowspan="2">Material</td><td class="align_center" colspan="7">Content of chemical composition (%)</td></tr><tr class="thead"><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">MgO</td><td class="align_center">CaO</td><td class="align_center">S</td><td class="align_center">P</td><td class="align_center">Fe</td></tr><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr><td class="align_left">Tailings</td><td class="align_center">1.77</td><td class="align_center">0.44</td><td class="align_center">0.06</td><td class="align_center">0.36</td><td class="align_center">48.0</td><td class="align_center">0.0097</td><td class="align_center">43.38</td></tr><tr><td class="align_left">Gobi aggregates</td><td class="align_center">85.61</td><td class="align_center">3.92</td><td class="align_center">0.41</td><td class="align_center">1.91</td><td class="align_center">0.095</td><td class="align_center">0.013</td><td class="align_center">2.06</td></tr><tr class="table-tr"><td colspan="8"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Chemical composition of tailings and Gobi aggregates.</div>

Advances in Civil Engineering

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Table 1

Table 1: Properties of Gobi Aggregate and Sulfide-Rich Tailings Cemented Paste Backfill and Its Application in a High-Stress Metal Mine 