NI 43-101 Technical report, Surface diamond drilling ... - Iamgold

R a r e E a r t h E l e m e n t E x p l o r a t i o n P r o g r a m M a r c h - 2 0 1 3
W i n t e r - S u m m e r 2 0 1 2 P a g e | 79
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REE La Ce Pr Nd Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Y
Above warning level 5 25 5 2 0 1 0 0 0 1 0 0 0 0 0
%AWL 6.6% 32.9% 6.6% 2.6% 0.0% 1.3% 0.0% 0.0% 0.0% 1.3% 0.0% 0.0% 0.0% 0.0% 0.0%
September Number of sample 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30
Average value 80.500 145.500 17.833 69.000 9.333 1.600 4.100 0.567 0.917 0.105 0.318 0.055 0.500 0.100 3.317
1 STD 134.833 263.796 29.410 108.170 12.847 2.752 4.956 0.286 1.287 0.170 0.272 0.027 0.000 0.000 3.133
Coeff. of variation 167.5% 181.3% 164.9% 156.8% 137.7% 172.0% 120.9% 50.4% 140.4% 162.3% 85.5% 49.8% 0.0% 0.0% 94.5%
Above warning level 4 9 6 6 2 4 2 0 2 3 1 0 0 0 1
%AWL 13.3% 30.0% 20.0% 20.0% 6.7% 13.3% 6.7% 0.0% 6.7% 10.0% 3.3% 0.0% 0.0% 0.0% 3.3%
October Number of sample 37 37 37 37 37 37 37 37 37 37 37 37 37 37 37
Average value 45.270 77.027 9.054 32.297 5.405 0.730 2.770 0.500 0.608 0.069 0.281 0.054 0.541 0.103 2.905
1 STD 53.515 100.654 9.849 27.147 2.466 0.662 1.200 0.000 0.473 0.084 0.189 0.025 0.247 0.016 1.859
Coeff. of variation 118.2% 130.7% 108.8% 84.1% 45.6% 90.8% 43.3% 0.0% 77.8% 121.3% 67.3% 45.6% 45.6% 16.0% 64.0%
Above warning level 1 8 1 1 0 1 0 0 1 2 1 0 0 0 1
%AWL 2.7% 21.6% 2.7% 2.7% 0.0% 2.7% 0.0% 0.0% 2.7% 5.4% 2.7% 0.0% 0.0% 0.0% 2.7%
November Number of sample 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
Average value 23.006 37.985 11.413 18.779 9.443 8.561 8.705 8.111 8.365 8.397 8.198 8.118 8.125 8.058 8.619
1 STD 29.519 51.162 17.039 24.679 17.204 17.413 17.369 17.605 17.492 17.485 17.566 17.603 17.599 17.629 17.397
Coeff. of variation 128.3% 134.7% 149.3% 131.4% 182.2% 203.4% 199.5% 217.0% 209.1% 208.2% 214.3% 216.8% 216.6% 218.8% 201.8%
Above warning level 2 6 1 1 0 1 0 0 0 0 0 0 0 0 0
%AWL 3.6% 10.9% 1.8% 1.8% 0.0% 1.8% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0%
December Number of sample 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
Average value 10.4741 17.2672 6.3272 8.7984 5.9115 6.0043 5.8450 5.8145 5.8246 5.8274 5.8178 5.8148 5.8150 5.8125 5.8392
1 STD 12.6258 21.7178 6.8208 10.4781 6.7496 6.5471 6.7152 6.7319 6.7193 6.7204 6.7273 6.7318 6.7311 6.7349 6.7150
Coeff. of variation 120.5% 125.8% 107.8% 119.1% 114.2% 109.0% 114.9% 115.8% 115.4% 115.3% 115.6% 115.8% 115.8% 115.9% 115.0%
Above warning level 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
%AWL 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0%
YTD Number of sample 331 331 331 331 331 331 331 331 331 331 331 331 331 331 331
Average value 38.130 67.394 9.263 29.952 6.408 2.835 4.217 2.547 2.664 2.303 2.407 2.249 2.555 2.266 4.106
1 STD 41.290 82.021 11.153 28.729 6.329 4.651 4.960 4.162 4.428 4.152 4.193 4.137 4.180 4.145 4.705
Coeff. of variation 108.3% 121.7% 120.4% 95.9% 98.8% 164.1% 117.6% 163.4% 166.2% 180.3% 174.2% 184.0% 163.6% 182.9% 114.6%
Above warning level 21 89 18 13 2 9 2 0 4 10 3 2 0 0 2
%AWL 6.3% 26.9% 5.4% 3.9% 0.6% 2.7% 0.6% 0.0% 1.2% 3.0% 0.9% 0.6% 0.0% 0.0% 0.6%
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