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 �1
r A'% ITASCA.
Table of Humidity Cell Results
Denver, Inc.
(Page 12 of 36)
Parameter' Sample B5
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 54 48 42 42 48 48 46 32 38 30 38 34 36 42 36 38 44 52
Alkalinity as CaCO3 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 < 10
Conductivity 138 129 124 119 121 110 123 119 115 115 116 122 120 128 110 125 124 156
pH 5.3 5.3 5.3 5.3 5.3 5.3 5.2 5.3 5.3 5.3 5.3 5.4 5.3 5.3 5.3 5.1 5.2 5.1
SO4 52.6 49 47.4 43 44.8 39.8 56.1 40.3 40.9 46.6 43 42.3 47.5 51.2 40.2 40.7 47.5 62.7
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 576 544 419 428 469 503 473 512 467 487 495 472 362 395 461 497 499 522
Temperature(°C) 18.9 20 20.4 18.3 19.9 19.3 20.8 20.4 20.3 19.4 20.3 20.5 20.5 18.3 20.1 21.1 19.3 22
Volume Recovered (mL) 927 934 917 897 924 894 894 895 893 879 876 899 896 892 877 886 889 902
Ag - - - - <0.01 - - - - <0.01 - - - - <0.01 - - -
AI - - - - 0.05 - - - 0.04 - - - - 0.05 - - -
As - - - - <0.0002 - - - - <0.0002 - - - - <0.0002 - - -
Ba - - - - 0.005 - - - - 0.005 - - - - 0.009 - - -
Be - - - - 0.00016 - - - - 0.00018 - - - - 0.00017 - - -
Bo - - - - <0.01 - - - - <0.01 - - - - <0.01 - - -
Ca 2.3 2 2.1 2.1 1 2.3 2.1 2.2 2.1 1.9 2.1 2.1 2.1 2 2.1 2 2.1 2.1 3
Cd - - - - 0.00425 - - - - 0.00367 - - - - 0.00326 - - -
CI - - 1.1 - - - - 0.6 - - - - <0.5 - -
CN,WAD - - <0.003 - - - - <0.003 - - - - <0.003 - - -
Co - - - 0.05 - - - - 0.05 - - - - 0.04 - - -
Cr - - - <0.01 - - - - <0.01 - - - - <0.01 - - -
Cu - - - - 0.05 - - - 0.04 - - - - 0.04 - - -
F - - - - 0.22 - - - - 0.15 - - - - 0.15 - - -
Fe <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.02 <0.03
Hg - - - - <0.0002 - - - - <0.0002 - - - - <0.0002 - - -
K - - - - 0.5 - - - 0.5 - - - - 0.5 - - -
U - - - - <0.008 - - - - <0.008 - - - - <0.008 - - -
Mg 1.5 1.4 1.3 1.3 1.5 1.4 1.4 1.3 1.3 1.4 1.4 1.3 1.3 1.4 1.3 1.2 1.3 1.9
Mn - - - - 22.8 - - - - 20.9 - - - - 19.5 - - -
Mo - - - <0.02 - - - - <0.02 - - - - <0.02 - - -
Na - - - 0.2 - - - - <0.2 - - - - <0.2 - - -
Ni - - - 0.022 - - - - 0.019 - - - - 0.013 - - -
NOz+ 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 - - - - 0.0002 - -
Sb - - - - <0.0004 - - - - <0.0004 - - - - <0.0004 - -
Se - - - - 0.0005 - - - - 0.0004 - - - - 0.0004 - -
Si - - - - 0.5 - - - - 0.6 - - - - 0.5 - -
TDS - - - - 90 - - - - 102 - - - - 82 - - -
TI - - - - <0.0001 - - - - <0.0001 - - - - <0.0001 - - -
U - - - - 0.0002 - - - - 0.0002 - - - - 0.0002 - -
V - - - <0.005 - - - - <0.005 - - - - <0.005 - -
Zn - - - 0.43 - - 0.38 - - 0.33 - - -
Note:
1. All units are mg/L unless otherwise specified.