Laterite Leach Tests

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ANSTO Minerals Report C1206 to Lagoon Creek Resources – Westmoreland Deposits Run LC7 A Low Temperature Lagoon Creek Uranium Project Oxidant: 10% Sodium Permanganate ICP/OES Request No: 1002668 pH 1.5 Solids: 1000 g Junnagunna Leach Duration: 24 h ICP/MS Request No: 1002668 Leach Liquor Matrix: 818 g Sydney Tap Water Temperature: 30ºC XRF Request No: 1002704 Slurry: 55% ORP: 500 mV DNA Request No: 1002704 Fe Addition: none pH: 1.5 Date: 2/09/10 Sample ID Uranium Leach Conditions ppm Ext'n U3O8 (%) Time Temp. pH ORP Acid Free Acidity Addition Acid Cons. Oxidant Addition DNA DNA Al As Ca Fe K Mn Na P 3+ Solution Assays (mg/L) Fe Mg (h) (°C) (mV) (kg/t) (g/L H 2SO 4) (kg/t) (kg/t) Head 1370 LC7 A1 2 30 1.51 499 7.9 4.6 4 0.50 500 63.5 242 22 320 1100 583 87 178 181 144 26 2850 252 849 11 LC7 A2 4 30 1.52 500 9.6 6.1 5 0.71 283 79.4 321 27 334 1520 897 93 206 273 172 30 3400 334 1040 14 LC7 A3 8 30 1.5 500 11.2 6.4 6 0.94 137 90.0 401 30 356 1970 1224 117 220 383 209 33 4060 397 1270 17 LC7 A4 12 30 1.5 500 12.3 6.6 7 1.09 87 93.6 454 33 369 2460 1475 122 240 471 230 36 4490 430 1290 18 LC7 A5 24 30 1.5 480 14.3 5.5 10 1.09 55 96.0 608 34 382 3070 1426 147 288 492 227 36 5180 508 1280 22 24 h MS 1296 0 U Accountability 87.6% Comments: Element Concentration (wt.%) Sample ID Al As Ba Bi Ca Ce Cr Fe K Mg Mn Mo P Pb S Si Sr Th Ti U (ppm) U3O8 (ppm) V Y Zr Head 1.53 0.004 0.012
ANSTO Minerals Report C1206 to Lagoon Creek Resources – Westmoreland Deposits Run LC7 B Low Temperature Lagoon Creek Uranium Project Oxidant: 10% Sodium Permanganate ICP/OES Request No: 1002668 pH 1.5 Solids: 1000 g Garee (Redtree) Composite Leach Duration: 24 h ICP/MS Request No: 1002668 Leach Liquor Matrix: 818 g Sydney Tap Water Temperature: 30ºC XRF Request No: 1002704 Slurry: 55% ORP: 500 mV DNA Request No: 1002704 Fe Addition: none pH: 1.5 Date: 2/09/10 Sample ID Uranium Leach Conditions ppm Ext'n U3O8 (%) Time Temp. pH ORP Acid Free Acidity Addition Acid Cons. Oxidant Addition DNA DNA Al As Ca Fe K Mn Na P 3+ Solution Assays (mg/L) Fe Mg (h) (°C) (mV) (kg/t) (g/L H 2SO 4) (kg/t) (kg/t) Head 1704 LC7 B1 2 30 1.51 500 6.5 4.3 3 0.57 579 66.0 192 136 183 736 381 80 67 220 100 28 2360 165 983 5 LC7 B2 4 30 1.53 500 7.6 5.9 3 0.77 415 75.7 256 165 190 1040 634 92 77 310 134 32 2810 227 1170 6 LC7 B3 8 30 1.49 500 9.0 6.6 4 0.97 218 87.2 342 183 198 1390 868 109 92 420 163 37 3180 291 1370 7 LC7 B4 12 30 1.50 501 9.9 6.8 4 1.10 156 90.9 406 192 202 1630 956 122 117 480 182 41 3470 328 1450 8 LC7 B5 24 30 1.47 470 12.4 5.7 8 1.10 98 94.2 592 201 206 2290 660 154 165 487 181 43 4420 481 1640 9 24 h MS 1477 0 U Accountability 91.1% Comments: Element Concentration (wt.%) Sample ID Al As Ba Bi Ca Ce Cr Fe K Mg Mn Mo P Pb S Si Sr Th Ti U (ppm) U3O8 (ppm) V Y Zr Head 1.38 0.024 0.009
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AUSTRALIAN NUCLEAR SCIENCE AND TECH
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Thickening and Vacuum Filtration Ev
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Thickener Test Summary for Laramide
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Thickener Test Summary for Laramide
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