The Dornod Uranium Project in Mongolia: Wallace M. Mays
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| Table 2: Production plan for the Dornod uranium project | ||||||||||||
| Production |
1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | Total |
| Tonnes mined | 538 000 | 700 000 | 1 050 000 | 1 050 000 | 1 050 000 | 750 000 | 350 000 | 350 000 | 350 000 | 350 000 | 95 328 | 6 633 328 |
| Contained tU @ 0.192% grade | 613 | 940 | 1 729 | 1 729 | 1 729 | 1 446 | 1 068 | 1 068 | 1 068 | 1 068 | 261 | 12 722 |
| Years of production | 0.5 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 0.4 | 9.9 |
| Mine #2 stockpile | ||||||||||||
| Tonnes to pad | 238 000 | 0 | 238 000 | |||||||||
| • Head grade (%U) | 0.071% | 0.071% | 0.071% | |||||||||
| • Recovery (%U) | 77.0% | 77.0% | 77.0% | |||||||||
| • Recoverable tU | 39.0 | 91.1 | 130 | |||||||||
| • Recoverable lbs U3O8 | 101 489 | 236 809 | 338 298 | |||||||||
| Mine #2 open pit | ||||||||||||
| Tonnes to pad | 300 000 | 700 000 | 700 000 | 700 000 | 700 000 | 400 000 | 0 | 3 500 000 | ||||
| • Head grade (%U) | 0.148% | 0.134% | 0.094% | 0.094% | 0.094% | 0.094% | 0.094% | 0.107% | ||||
| • Recovery (%U) | 77.0% | 77.0% | 77.0% | 77.0% | 77.0% | 77.0% | 77.0% | 77.0% | ||||
| • Recoverable tU | 102.7 | 601.7 | 616.5 | 508.8 | 508.8 | 399.8 | 145.4 | 2 884 | ||||
| • Recoverable lbs U3O8 | 266 976 | 1 564 369 | 1 602 885 | 1 322 922 | 1 322 922 | 1 039 438 | 377 978 | 7 497 490 | ||||
| Mine #7 UG | ||||||||||||
| Tonnes to pad (69%) | 241 500 | 241 500 | 241 500 | 241 500 | 241 500 | 241 500 | 241 500 | 241 500 | 72 058 | 2 004 058 | ||
| • Head grade (%U) | 0.159% | 0.159% | 0.159% | 0.159% | 0.159% | 0.159% | 0.159% | 0.159% | 0.159% | 0.159% | ||
| • Recovery (%U) | 70.0% | 70.0% | 70.0% | 70.0% | 70.0% | 70.0% | 70.0% | 70.0% | 70.0% | 70.0% | ||
| • Recoverable tU (30%) | 134.7 | 269.4 | 269.4 | 269.4 | 269.4 | 269.4 | 269.4 | 269.4 | 215.1 | 2 235 | ||
| • Recoverable lbs U3O8 (30%) | 350 185 | 700 369 | 700 369 | 700 369 | 700 369 | 700 369 | 700 369 | 700 369 | 559 158 | 5 811 927 | ||
| Mine #7 UG | ||||||||||||
| Tonnes to mill (31%) | 108 500 | 108 500 | 108 500 | 108 500 | 108 500 | 108 500 | 108 500 | 108 500 | 23 270 | 891 270 | ||
| • Head grade (%U) | 0.630% | 0.630% | 0.630% | 0.630% | 0.630% | 0.630% | 0.630% | 0.630% | 0.630% | 0.630% | ||
| • Recovery (%U) | 92.0% | 92.0% | 92.0% | 92.0% | 92.0% | 92.0% | 92.0% | 92.0% | 92.0% | 92.0% | ||
| • Recoverable tU (70%) | 628.9 | 628.9 | 628.9 | 628.9 | 628.9 | 628.9 | 628.9 | 628.9 | 134.9 | 5 166 | ||
| • Recoverable lbs U3O8 (70%) | 1 635 052 | 1 635 052 | 1 635 052 | 1 635 052 | 1 635 052 | 1 635 052 | 1 635 052 | 1 635 052 | 350 670 | 13 431 082 | ||
| Mine #7 UG | ||||||||||||
| Total tonnes mined | 350 000 | 350 000 | 350 000 | 350 000 | 350 000 | 350 000 | 350 000 | 350 000 | 95 328 | 2 895 328 | ||
| • Average head grade (%U) | 0.305% | 0.305% | 0.305% | 0.305% | 0.305% | 0.305% | 0.305% | 0.304% | 0.274% | 0.304% | ||
| • Average recovery (%U) | 71.5% | 84.1% | 84.1% | 84.1% | 84.1% | 84.1% | 84.1% | 84.4% | 133.9% | 84.1% | ||
| • Total recoverable tU | 764 | 898 | 898 | 898 | 898 | 898 | 898 | 898 | 350 | 7 401 | ||
| • Total recoverable lbs U3O8 | 1 985 236 | 2 335 421 | 2 335 421 | 2 335 421 | 2 335 421 | 2 335 421 | 2 335 421 | 2 335 421 | 909 828 | 19 243 009 | ||
| Total recovered (tU) | 142 | 693 | 1 380 | 1 407 | 1 407 | 1 298 | 1 044 | 898 | 898 | 898 | 350 | 10 415 |
| Total recovered (lbs U3O8) | 368 466 | 1 801 178 | 3 588 121 | 3 658 342 | 3 658 342 | 3 374 859 | 2 713 398 | 2 335 421 | 2 335 421 | 2 335 421 | 909 828 | 27 078 797 |
The Dornod Uranium Project in Mongolia: Wallace M. Mays
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© copyright The Uranium Institute 1998