Uranium Transport in F-Cl-Bearing Fluids and Hydrothermal Upgrading of U-Cu Ores in IOCG Deposits

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Species</td><td class="align_center">pK<sub>(298)</sub></td><td class="align_center">A<sub>zz/a</sub></td><td class="align_center">B<sub>zz/a</sub></td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">UCl<sup>3+</sup></td><td class="align_center">1.72</td><td class="align_center">1.628</td><td class="align_center">0</td></tr><tr><td class="align_left">UCl<sub>2</sub><sup>2+</sup></td><td class="align_center">1.22</td><td class="align_center">3.082</td><td class="align_center">0</td></tr><tr><td class="align_left">UO<sub>2</sub>F<sup>+</sup></td><td class="align_center">5.144</td><td class="align_center">0.7</td><td class="align_center">0</td></tr><tr><td class="align_left">UO<sub>2</sub>F<sub>2</sub>(aq)</td><td class="align_center">8.83</td><td class="align_center">2.673</td><td class="align_center">−884.6</td></tr><tr><td class="align_left">UO<sub>2</sub>OH<sup>+</sup></td><td class="align_center">8.616</td><td class="align_center">1.045</td><td class="align_center">181.1</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Parameters of the MRB model for U(IV/VI) aqueous species fitted in the present study.</div>

Geofluids

tab4

Table 4

Table 4: Uranium Transport in F-Cl-Bearing Fluids and Hydrothermal Upgrading of U-Cu Ores in IOCG Deposits 