2019-10-10_HYDROLOGY - M1980244 ‎(21)‎

• Permit No: M1980244
• IBM Index Class Name: HYDROLOGY
• Doc Date: 10/10/2019
• Doc Name Note: Waste Rock Geochemical Characterization Study Report
• Doc Name: Vol. I, Part 5 of 6
• From: CC&V
• To: DRMS
• Email Name: TC1
• Media Type: D
• Archive: No

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Appendix C ��
r A''-ITASCA
Table of Humidity Cell Results Denver, Inc.
(Page 24 of 36)
Parameter' Sample L2
Week 36 Week 37 Week 38 Week 39 Week 40 Week 41 Week 42 Week 43 Week 44 Week 45 Week 46 Week 47 Week 48 Week 49 Week 50 Week 51 Week 52 Week 53
Acidity as CaCO3 97 95 103 88 93 103 95 84 78 70 80 54 50 54 50 50 48 50
Alkalinity as CaCO3 <2 <2 <2 <2 <2 <2 <2 <2 <2 < 2 <2 <2 <2 <2 <2 <2 <2 < 10
Conductivity 282 282 314 276 277 288 281 283 255 247 206 206 191 206 185 193 187 195
pH 3.6 3.6 3.5 3.5 3.6 3.5 3.5 3.5 3.5 3.5 3.6 3.6 3.6 3.6 3.6 3.7 3.6 3.7
SO4 88.6 80.4 93.7 89.3 82.3 84.7 83.1 82.1 67.2 64.8 50.8 44.7 57.4 62.2 46.1 44.2 43.6 47.4
CO3 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 < 10
HCO3 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 < 2 <2 < 2 <2 <2 < 10
ORP 552 526 571 526 469 460 465 450 441 461 464 446 467 445 415 418 409 428
Temperature(°C) 19 20 20.2 18.8 20.1 19.2 20.4 20.1 19.9 19.6 20.2 20 20.2 18.7 19.8 20.8 19.3 21
Volume Recovered (mL) 928 938 944 908 907 886 899 901 891 885 888 874 883 904 879 892 883 885
Ag - - - - <0.01 - - - - <0.01 - - - - <0.01 - - -
AI - - - - 12.3 - - - - 8.77 - - - - 5.59 - - -
As - - - - 0.0014 - - - - 0.0014 - - - - 0.0008 - - -
Ba - - - - 0.006 - - - - 0.005 - - - - 0.007 - - -
Be - - - - 0.00478 - - - - 0.00365 - - - - 0.0026 - - -
Bo - - - - <0.01 - - - - <0.01 - - - - <0.01 - - -
Ca 0.8 0.7 0.7 0.6 0.6 0.6 0.6 0.4 0.4 0.4 0.3 0.4 0.4 0.3 0.4 0.3 0.3 0.3
Cd - - - - 0.00139 - - - - 0.00093 - - - - 0.00061 - - -
CI - - - - <0.5 - - - - <0.5 - - - - <0.5 - - -
CN,WAD - - - - <0.003 - - - - <0.003 - - - - <0.003 - - -
Co - - - - 0.06 - - - - 0.05 - - - - 0.03 - - -
Cr - - - - <0.01 - - - - <0.01 - - - - <0.01 - - -
Cu - - - - 1.33 - - - - 0.82 - - - - 0.52 - - -
F - - - - 1.1 - - - - 0.9 - - - - 1.2 - - -
Fe 1.9 2.1 2.51 2.25 2.38 2.66 2.83 3.03 2.68 2.96 2.53 2.72 2.58 3.1 2.84 2.81 3.17 3.92
Hg - - - - <0.0002 - - - - <0.0002 - - - - <0.0002 - - -
K - - - - 3.5 - - - - 3.1 - - - - 2.6 - - -
Li - - - - <0.008 - - - - <0.008 - - - - <0.008 - - -
Mg 1 0.9 1 0.9 0.9 1.1 1 0.9 0.9 0.9 0.7 0.7 0.7 0.6 0.7 0.6 0.6 0.7
Mn - - - - 0.234 - - - - 0.164 - - - - 0.111 - - -
Mo - - - - <0.02 - - - - <0.02 - - - - <0.02 - -
Na - - - - 0.3 - - - - 0.2 - - - - 0.2 - - -
Ni - - - - 0.042 - - - - 0.029 - - - - 0.02 - - -
NO2+ NO3 - - - - <0.02 - - - - <0.02 - - - - <0.02 - -
OH <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <10
P - - - - <0.1 - - - - <0.1 - - - - <0.1 - - -
Pb - - - - <0.0001 - - - - <0.0001 - - - - 0.0003 - - -
Sb - - - - <0.0004 - - - - <0.0004 - - - - <0.0004 - - -
Se - - - - 0.0005 - - - - 0.0005 - - - - 0.0003 - - -
Si - - - - 1.7 - - - - 1.5 - - - - 1.1 - - -
TDS - - - - 134 - - - - 122 - - - - 90 - - -
TI - - - - 0.0002 - - - - 0.0001 - - - - 0.0001 - - -
U - - - - 0.0136 - - - - 0.0101 - - - 0.0068 - - -
V - - - - <0.005 - - - - <0.005 - - - 0.006 - - -
Zn - - - - 0.23 - - - 0.18 - - - - 0.12 - - -
Note:
1. All units are mg/L unless otherwise specified.