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

Appendix C golf
r AITASCA°
Table of Humidity Cell Results Denver, Inc.
(Page 29 of 36)
Sample PP2
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 < 10 < 10 < 10 < 10 < 10 < 10 < 10 <10 <10 < 10 < 10 <10 <10 < 10 < 10 < 10 < 10
Alkalinity as CaCO3 2.2 <2 2.4 2.9 <2 <2 <2 <2 2.4 <2 2.1 <2 <2 <2 4.9 7.8 <2 <2
Conductivity 11.1 11.2 11 10.4 9.7 10 12 8 7 8 7 7 8 6 62 64 13 17
pH 6.0 5.9 6.0 6.0 5.9 6.0 6.0 5.9 5.9 6.0 5.8 6.0 5.8 5.9 6.7 6.8 6.2 6.1
SO4 2.8 3.5 2.4 1.7 2.9 < 1 3.3 < 1 < 1 <1 1.4 < 1 1.1 3.6 7 10.3 1.6 6.5
CO3 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2 <2
HCO3 2.2 <2 2.4 2.9 <2 <2 < 2 <2 2.4 < 2 2.1 <2 <2 <2 4.9 7.8 <2 <2
ORP 390 263 299 317 265 459 348 245 276 278 357 290 542 284 458 533 495 1 530
Temperature(°C) 21.1 21.8 21 21.5 22.1 21.3 21.9 20.9 21.3 20.6 20.2 19.8 20.7 20.2 19.9 6.8 19.2 19.1
Volume Recovered (mL) 893 911 896 985 893 976 920 927 946 939 898 911 925 924 917 899 899 895
Ag - - <0.01 - - - - <0.01 - - - - <0.01 - - - - <0.01
Al - 0.26 - - - - 0.34 - - - - 0.16 - - - - 0.09
As - - <0.0002 - - - - <0.0002. - - - - <0.0002 - - - - <0.0002
Ba - - 0.079 - - - - 0.07 - - - - 0.068 - - - - 0.079
Be - - <5.0e-05 - - - - <5.0e-05 - - - - <5.Oe-05 - - - - <5.0e-05
Bo - - <0.01 - - - - <0.01 - - - - <0.01 - - - - <0.01
Ca 0.3 0.3 0.4 0.4 0.3 0.4 0.3 0.2 0.3 0.3 0.2 0.2 0.2 0.2 2.1 2.2 0.2 0.5
Cd - - <0.0001 - - - - 0.00005 - - - - <5.0e-05 - - - - <5.0e-05
CI - 0.7 - - - - <0.5 - - - - <0.5 - - - - <0.5
CN,WAD - - <0.003 - - - - <0.02 - - - - <0.02 - - - - <0.02
Co - - <0.01 - - - - <0.01 - - - - <0.01 - - - - <0.01
Cr - - <0.01 - - - - <0.01 - - - - <0.01 - - - - <0.01
Cu - - <0.01 - - - - <0.01 - - - - <0.01 - - - - <0.01
F - - 0.16 - - - - 0.11 - - - - 0.12 - - - - 0.25
Fe <0.02 <0.02 0.15 <0.02 0.03 <0.02 0.02 0.17 0.03 0.03 0.15 <0.02 0.09 0.05 0.04 0.02 0.04 0.04
Hg - - <0.0002 - - - - <0.0002 - - - - <0.0002 - - - - <0.0002
K - - 1.1 - - - - 0.9 - - - - 0.6 - - - - 1.1
Li - - <0.008 - - - - <0.008 - - - - <0.008 - - - - <0.008
Mg <0.2 <0.2 0.5 <0.2 <0.2 <0.2 <0.2 <0.2 <0.2 <0.2 <0.2 <0.2 <0.2 <0.2 0.4 0.6 <0.2 <0.2
Mn - - 0.014 - - - - 0.006 - - - - 0.006 - - - - 0.032
MO - - <0.02 - - - - <0.02 - - - - <0.02 - - - - 0.04
Na - - 1.1 - - - - <0.2 - - - - <0.2 - - - - 1.4
Ni - - <0.008 - - - - <0.008 - - - - <0.008 - - - - <0.008
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 - - 0.0002 - - - - 0.0002 - - - - 0.0002 - - - - 0.0001
Sb - - <0.0004 - - - - <0.0004 - - - - <0.0004 - - - - <0.0004
Se - - <0.0001 - - - - <0.0001 - - - - <0.0001 - - - - <0.0001
Si - - 2.8 - - - - 2.4 - - - - 1.9 - - - - 3.2
TDS - - 20 - - - - 18 - - - - 16 - - - - 26
TI - - <0.0001 - - - - <0.0001 - - - - <0.0001 - - - - <0.0001
U - - <0.0001 - - - - 0.0001 - - - - <0.0001 - - - - <0.0001
V - - <0.005 - - - - <0.005 - - - - <0.005 - - - - <0.005
Zn - - <0.01 - - - <0.01 - - - - <0.01
Note:
1. All units are mg/L unless otherwise specified.