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
f V; ITASCA°
Table of Humidity Cell Results Denver, Inc.
(Page 14 of 36)
Sample B7
Parameter)
Week 18 Week 19 Week 20 Week 21 Week 22 Week 23 Week 24 Week 25 Week 26 Week 27 Week 28 Week 29 Week 30 Week 31 Week 32 Week 33 Week 34 Week 35
Acidity as CaCO3 <10 20 32 18 30 32 34 20 14 16 18 26 30 14 24 24 28 26
Alkalinity as CaCO3 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2
Conductivity 119 110 112 98.6 96.2 98 115 108 99 101 98 101 99 94 101 138 97 95
pH 4.8 4.8 4.9 1 4.8 4.8 4.9 4.8 4.8 4.7 4.7 4.7 4.7 4.6 4.7 4.7 5.7 1 4.7 4.6
SO4 44.2 35.7 42.5 33.8 38.5 33.7 38.1 38.5 32.8 38.4 36.2 36.3 34.3 37.3 37.6 42.1 36.9 35.9
CO3 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2
HCO3 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2
ORP 380 308 346 413 355 439 358 346 345 1 335 398 361 470 384 406 469 449 473
Temperature(°C) 21 22 20.8 21.3 22.3 21.8 22.1 20.9 21.3 20.6 20.4 20.4 20.6 20.2 20.1 20.4 19.7 19.3
Volume Recovered(mL) 938 982 918 921 923 946 948 928 943 944 926 924 925 927 925 926 920 915
Ag - - <0.01 - - - - <0.01. - - - - <0.01 - - - - <0.01
Al - - 1.24 - - 1.26 - - - - 1.12 - - - - 1.04
As - - <0.0002 - - 0.0002 - - - - <0.0002 - - - - <0.0002
Ba - - 0.024 - - 0.017 - - - - 0.015 - - - - 0.015
Be - - 0.00045 - - - 0.00059 - - - - 0.00049 - - - - 0.0005
Bo - - <0.01 - - - <0.01 - - - - <0.01 - - - - <0.01
Ca 3.5 3.4 3.3 2.7 2.9 2.7 3.2 3 2.9 2.8 2.7 2.7 2.6 2.6 2.6 3.7 2.6 2.4
Cd - - 0.0002 - - - - 0.00026 - - - - 0.00019 - - - - 0.00017
Cl - - 0.6 - - - - <0.5 - - - - <0.5 - - - - <0.5
CN,WAD - - <0.003 - - - - <0.02 - - - - <0.02 - - - - <0.003
Co - - 0.05 - - - - 0.04 - - - - 0.03 - - - - 0.04
Cr - - <0.01 - - - - <0.01 - - - - <0.01 - - - - <0.01
Cu - - 0.04 - - - - 0.05 - - - - 0.05 - - - - 0.07
F - - 1.28 - - - - 1.08 - - - - 1.2 - - - - 1
Fe 0.12 0.15 0.12 0.11 0.08 0.11 0.16 0.18 0.19 0.2 0.15 0.17 0.19 0.19 0.21 0.12 0.13 0.18
Hg - - <0.0002 - - - - <0.0002 - - - - <0.0002 - - - - <0.0002
K - - 0.6 - - - 0.6 - - - - 0.4 - - - - 0.4
Li - - <0.008 - - - - <0.008 - - - - <0.008 - - - - <0.008
Mg 1 1 0.9 0.9 0.7 0.7 0.9 0.9 0.8 0.9 0.8 0.8 0.8 0.7 0.8 1.1 0.6 0.8
Mn - - 9.79 - - - - 9.38 - - - - 8.9 - - - - 8.73
MO - - <0.02 - - - - <0.02 - - - - <0.02 - - - - <0.02
Na - - <0.2 - - <0.2 - - - - <0.2 - - - - 0.3
Ni - - 0.027 - - - - 0.02 - - - - 0.02 - - - - 0.014
NO2+NO3 - - <0.02 - - - - <0.02 - - - - <0.02 - - - - <0.02
OH <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2
P - - <0.1 - - - - <0.1 - - - - <0.1 - - - - <0.1
Pb - - 0.001 - - - - 0.0009 - - - - 0.0008 - - - - 0.0008
Sb - - <0.0004 - - - - <0.0004 - - - - <0.0004 - - - - <0.0004
Se - - 0.0003 - - - 0.0003 - - - - 0.0003 - - - - 0.0003
Si - - 0.8 - - - 0.7 - - - - 0.6 - - - - 0.5
TDS - - 72 - - - 66 - - - - 66 - - - - 66
TI - - <0.0001 - - - <0.0001 - - - - <0.0001 - - - - <0.0001
U - - 0.0005 - - - - 0.0006 - - - - 0.0006 - - - - 0.0007
V - - <0.005 - - - - <0.005 - - - - <0.005 - - - - 0.007
Zn - - 5.36 - - 4.29 - - - - 3.33 - - - - 2.54
Note:
1.All units are mg/L unless otherwise specified.