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 | 92
GRE-02
REE La Ce Pr Nd Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Y
Nb. Outliers 1 0 0 1 1 0 0 0 9 0 0 0 0 0 0
% Outliers 6.7% 0.0% 0.0% 6.7% 6.7% 0.0% 0.0% 0.0% 60.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0%
August Number of sample 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26
Average value 9725.8 16600.0 1953.8 7235.8 766.5 138.5 237.1 15.0 26.0 3.1 5.3 0.5 2.2 0.3 50.9
1 STD 217.5 511.5 56.9 171.4 18.5 4.6 15.6 2.1 0.7 0.2 0.2 0.0 0.4 0.0 1.1
Coefficient of variation 2.2% 3.1% 2.9% 2.4% 2.4% 3.3% 6.6% 14.0% 2.9% 5.4% 4.6% 8.4% 19.3% 13.3% 2.1%
% Diff. on average 0.6% 1.2% 3.8% 2.7% 0.3% 1.0% 9.6% 2.9% 9.0% 9.0% 33.1% 2.9% 24.6% 23.1% 9.0%
Nb. Outliers 0 0 1 0 0 0 1 0 5 0 0 0 0 0 0
% Outliers 0.0% 0.0% 3.8% 0.0% 0.0% 0.0% 3.8% 0.0% 19.2% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0%
September Number of sample 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12
Average value 9688.3 16975.0 1975.0 7223.3 773.3 140.0 217.3 11.7 25.0 3.1 5.2 0.5 2.3 0.3 51.2
1 STD 616.6 762.9 104.2 504.2 42.1 8.9 16.5 1.4 1.3 0.1 0.2 0.0 0.5 0.0 1.9
Coefficient of variation 6.4% 4.5% 5.3% 7.0% 5.4% 6.3% 7.6% 12.3% 5.4% 3.6% 4.4% 5.9% 20.1% 12.3% 3.8%
% Diff. on average 1.0% 1.1% 4.9% 2.5% 0.5% 0.1% 17.1% 20.2% 12.5% 7.4% 35.1% 6.7% 24.0% 24.6% 8.6%
Nb. Outliers 2 1 0 1 1 1 2 0 6 0 0 0 0 0 0
% Outliers 16.7% 8.3% 0.0% 8.3% 8.3% 8.3% 16.7% 0.0% 50.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0%
October Number of sample 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14
Average value 9643.6 16764.3 1922.9 7214.3 763.6 139.1 216.4 12.2 24.9 3.1 5.2 0.5 2.2 0.3 51.6
1 STD 333.8 703.4 50.8 183.4 23.1 5.2 5.4 0.6 0.5 0.1 0.2 0.0 0.4 0.0 2.0
Coefficient of variation 3.5% 4.2% 2.6% 2.5% 3.0% 3.7% 2.5% 4.7% 1.9% 2.9% 3.4% 0.0% 19.2% 8.7% 3.8%
% Diff. on average 1.5% 0.2% 2.1% 2.4% 0.7% 0.6% 17.5% 16.5% 12.7% 7.3% 34.4% 5.1% 25.2% 26.9% 7.7%
Nb. Outliers 3 1 0 0 0 0 0 0 13 0 0 0 0 0 0
% Outliers 21.4% 7.1% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 92.9% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0%
November Number of sample 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16
Average value 9651.3 16375.0 1948.1 7340.0 776.9 139.1 230.4 13.1 25.8 3.0 5.1 0.5 2.1 0.3 51.2
1 STD 592.8 1045.9 120.8 357.3 39.3 6.2 17.1 1.7 0.7 0.1 0.2 0.0 0.3 0.0 2.4
Coefficient of variation 6.1% 6.4% 6.2% 4.9% 5.1% 4.4% 7.4% 13.3% 2.7% 4.3% 4.4% 0.0% 16.1% 12.6% 4.7%
% Diff. on average 1.4% 2.5% 3.5% 4.1% 1.0% 0.6% 12.1% 10.7% 9.8% 5.6% 35.9% 5.1% 28.2% 24.1% 8.5%
Nb. Outliers 6 2 3 1 2 0 1 0 4 0 0 0 0 0 1
% Outliers 37.5% 12.5% 18.8% 6.3% 12.5% 0.0% 6.3% 0.0% 25.0% 0.0% 0.0% 0.0% 0.0% 0.0% 6.3%
December Number of sample 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Average value
3400, chemin du Columbium, St-Honoré-de-Chicoutimi, QC G0V 1L0 Canada – tel. : 418 673-4694 Fax : 418 673-3179
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