NI43-101Pre-Feasibility Study Report - page 444-445

Rare Element Resources
Bear Lodge Project
Canadian NI 43-101 Technical Report
October 9th , 2014
10135-200-46 - Rev. 0 17-73
Table 17.24 - Summary of METSIM Modeling Output
(Roche Engineering, 2014)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
220,200 219,000 219,000 226,000 212,000 220,150 216,800 220,150 225,650 392,000 424,000 536,100 549,100 444,000 328,000 322,000 292,900 285,000 286,000 292,000 302,100 324,900
0.060 0.055 0.052 0.050 0.053 0.042 0.040 0.038 0.038 0.031 0.030 0.028 0.025 0.026 0.031 0.030 0.035 0.034 0.033 0.032 0.030 0.027
D D D D D D C C C C C C C C B B B B B E E E
37,214 37,134 36,939 38,377 45,294 36,399 39,436 37,807 34,885 44,413 44,096 46,761 59,923 64,635 40,511 43,069 50,621 53,948 56,516 57,801 58,459 56,178
23,827 22,550 21,966 21,923 21,295 19,348 18,266 17,829 17,918 24,789 25,303 27,201 25,569 23,253 37,172 35,524 35,267 34,329 33,583 20,431 20,236 20,160
- - - - - - - - - - - - - - - - - - - - - -
21,252 19,428 18,639 18,251 18,503 14,982 14,039 13,693 13,725 18,990 19,455 21,311 19,451 17,129 15,955 15,146 16,433 16,146 15,633 14,856 14,496 13,941
8,097 7,402 7,101 6,954 7,049 5,708 5,349 5,217 5,229 7,235 7,412 8,120 7,411 6,526 6,079 5,771 6,261 6,152 5,956 5,660 5,523 5,312
102 100 98 99 95 1 1 1 1 1 103 108 103 102 108 106 105 102 100 94 93 92
89,988 88,276 86,963 88,323 83,992 82,876 78,184 76,344 77,379 96,341 95,099 95,948 91,065 90,441 99,027 96,408 94,682 92,066 90,072 85,538 84,251 83,870
51 50 49 50 48 46 44 43 44 54 51 54 52 51 54 53 52 51 50 47 46 46
177,464 176,985 177,070 183,211 178,116 178,956 179,017 179,077 178,946 214,194 214,918 217,693 216,986 216,518 216,440 215,847 213,126 211,556 211,409 211,173 210,427 211,480
10,696 9,777 9,379 9,183 9,310 7,535 7,056 6,877 6,890 9,496 9,718 10,621 9,662 8,521 8,033 7,627 8,279 8,128 7,859 7,468 7,275 6,983
161 149 143 141 140 118 119 124 129 230 249 303 294 228 161 152 160 164 170 166 175 181
55 52 50 49 48 42 46 50 54 112 125 159 158 118 70 67 69 72 78 78 85 92
72 67 65 64 62 55 59 65 70 145 161 205 205 153 91 86 89 93 101 101 110 119
18,357 16,781 16,100 15,765 15,982 12,941 12,127 11,828 11,855 16,403 16,805 18,408 16,801 14,795 13,781 13,083 14,194 13,946 13,504 12,832 12,522 12,042
294,354 293,393 291,991 301,377 303,734 290,908 292,452 288,739 284,656 348,316 347,907 355,625 372,232 378,222 357,600 358,682 365,570 367,095 369,533 358,872 358,486 356,109
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
91.96% 92.09% 92.05% 92.31% 93.63% 92.73% 93.73% 93.66% 92.87% 89.08% 87.70% 80.60% 79.55% 85.12% 86.88% 86.95% 88.61% 89.83% 90.23% 89.90% 88.93% 87.27%
88.69% 88.93% 88.69% 88.69% 88.70% 88.70% 87.42% 87.39% 87.38% 87.27% 87.24% 87.19% 87.19% 87.29% 92.22% 92.22% 92.21% 92.20% 92.19% 90.27% 90.26% 90.26%
81.56% 81.90% 81.64% 81.87% 83.04% 82.25% 81.94% 81.85% 81.15% 77.74% 76.51% 70.27% 69.36% 74.30% 80.13% 80.18% 81.71% 82.83% 83.18% 81.16% 80.27% 78.77%
23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
459,000 321,100 299,000 546,900 547,000 413,900 293,100 274,000 268,100 331,000 534,900 293,000 245,900 246,000 333,000 422,000 422,870 422,870 422,870 422,870 422,870 422,870 422,870
0.020 0.027 0.029 0.018 0.018 0.023 0.031 0.032 0.033 0.027 0.019 0.029 0.032 0.031 0.025 0.021 0.018 0.018 0.018 0.018 0.018 0.018 0.018
B B B B E E E E E E E E E E E E E E E E E E E
54,696 45,763 53,062 73,286 77,645 64,418 49,860 55,190 60,070 63,497 78,945 68,104 63,720 63,933 71,377 73,424 39,697 39,697 39,697 39,697 39,697 39,697 39,697
35,727 33,877 32,851 35,846 21,770 21,302 20,734 19,955 19,594 20,411 21,976 19,344 18,005 17,712 19,413 20,490 19,630 19,630 19,630 19,630 19,630 19,630 19,630
- - - - - - - - - - - - - - - - - - - - - - -
14,262 14,172 14,437 15,058 14,605 14,476 14,800 14,491 14,467 14,528 15,055 13,936 13,150 12,762 13,504 13,829 11,273 11,273 11,273 11,273 11,273 11,273 11,273
5,434 5,400 5,501 5,737 5,565 5,516 5,639 5,521 5,512 5,535 5,736 5,310 5,010 4,862 5,145 5,269 4,295 4,295 4,295 4,295 4,295 4,295 4,295
97 102 99 94 89 93 98 92 92 91 90 90 88 88 88 88 1 95 95 95 95 95 95
87,816 93,617 89,892 85,552 80,661 84,825 90,004 86,436 83,900 82,681 81,026 81,435 80,117 79,868 79,202 79,891 88,176 88,176 88,176 88,176 88,176 88,176 88,176
48 51 50 47 45 47 49 46 46 46 45 45 44 44 44 44 48 48 48 48 48 48 48
215,700 215,209 212,736 216,117 216,156 215,306 214,640 212,312 210,621 211,615 216,199 211,761 208,978 209,409 211,821 213,413 219,544 219,544 219,544 219,544 219,544 219,544 219,544
7,058 7,135 7,260 7,394 7,191 7,201 7,468 7,314 7,292 7,260 7,418 6,987 6,639 6,443 6,731 6,847 5,637 5,637 5,637 5,637 5,637 5,637 5,637
267 143 154 333 307 234 138 134 145 205 309 172 119 116 205 253 155 155 155 155 155 155 155
156 63 70 204 185 130 57 55 63 108 185 85 48 47 112 147 81 81 81 81 81 81 81
202 81 91 263 239 168 74 71 81 140 240 110 62 60 144 190 104 104 104 104 104 104 104
12,319 12,242 12,470 13,007 12,615 12,504 12,784 12,517 12,497 12,549 13,005 12,038 11,359 11,024 11,665 11,946 9,738 9,738 9,738 9,738 9,738 9,738 9,738
372,256 359,964 365,631 399,477 356,109 373,536 352,968 356,418 360,521 366,602 394,679 372,686 361,945 362,595 376,738 382,403 342,598 342,598 342,598 342,598 342,598 342,598 342,598
23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
82.57% 87.98% 89.74% 79.58% 79.58% 83.55% 89.60% 91.20% 92.56% 89.98% 80.15% 91.51% 93.79% 93.84% 91.22% 85.26% 83.68% 83.68% 83.68% 83.68% 83.68% 83.68% 83.68%
92.08% 92.21% 92.19% 92.01% 90.14% 90.21% 90.31% 90.30% 90.29% 90.24% 90.14% 90.25% 90.29% 90.29% 90.21% 90.18% 90.26% 90.26% 90.26% 90.26% 90.26% 90.26% 90.26%
76.02% 81.12% 82.73% 73.22% 71.74% 75.37% 80.91% 82.35% 83.57% 81.20% 72.25% 82.59% 84.68% 84.73% 82.29% 76.88% 75.54% 75.54% 75.54% 75.54% 75.54% 75.54% 75.54%
Year
PUG Recovery
Hydromet Recovery
Total Recovery
Pure Th(OH)4 Production
Pure NH4NO3 Production
Dry Tailings
Fresh Quicklime
Feed Rate
REO Production
Th Stream Production
Pure Th production
Fresh Iron Scraps
Fresh Nitric Acid (68%)
Fresh Ammonium Hydroxide
Fresh Sodium Hydroxide
Fresh Limestone
Ratio / SGS Composite
Fresh HCl
Fresh Oxalic Acid
Year
PUG Feed Rate
Screening Feed Grade
Total Recovery
PUG Recovery
Hydromet Recovery
Year
Fresh Sodium Hydroxide
Fresh Limestone
Fresh Quicklime
Feed Rate
Excel
Mass
Balance
METSIM
Mass
Balance
Pure Th production
Pure Th(OH)4 Production
Pure NH4NO3 Production
Dry Tailings
Year
Fresh HCl
Fresh Oxalic Acid
Fresh Iron Scraps
Fresh Nitric Acid (68%)
Fresh Ammonium Hydroxide
Th Stream Production
REO Production
PUG Feed Rate
Ratio / SGS Composite
Screening Feed Grade