2022-02-09_PERMIT FILE - M2021046 ‎(5)‎

• Permit No: M2021046
• IBM Index Class Name: Permit File
• Doc Date: 2/9/2022
• Doc Name Note: Appendix B Gem Services Report
• Doc Name: Adequacy Review Response
• From: Zephyr Gold USA Ltd
• To: DRMS
• Email Name: TC1
• Email Name: MAC
• Media Type: D
• Archive: No

CERTIFICATE OF ANALYSIS• MEND-SFE QA/QC RESULTS
PAGE: 6 of 6
G10ba1 GLOBAL PROJECT NO: 2102
ARD Testing Services Inc. CLIENT: Zephyr Minerals Ltd
PROJECT NAME: Dawson Gold Project
PROJECT NO: N/A
REPORT VERSION: 2
Sulphate:
Certified Reference Material Parameter: %Recovery Matrix Spike Units QC
Sulphate /a Recovery Limits
STD Mineral Water(28.5 mg/L) 28.8 101.1% 1 % 80-120
Spiked Blank 19.61 m /L 23.1 1 1117.8% % 80-120
Method Reference Method
Parameter Batch Sample ID Dup#1 Dup#2 RPD Blank Material Lower Upper Blank Lower Upper
Spike
Dissolved Metals by ICP-MS:
Aluminum Dissolved 2569991 0.410 0.378 8.2% <0.001 98% 70% 130% 100% 85% 115%
Antimony Dissolved 2569991 0.0003 0.0003 NA <0.0001 93% 70% 130% 105% 85% 115%
Arsenic Dissolved 2569991 0.0016 0.0015 9.5% <0.0002 101% 70% 130% 97% 85% 115%
Barium Dissolved 2569991 0.0028 0.0025 10.5% <0.0002 95% 70% 130% 107% 85% 115%
Beryllium Dissolved 2569991 <0.0001 <0.0001 NA <0.0001 103% 70% 130% 103% 85% 115%
Bismuth Dissolved 2569991 <0.0001 <0.0001 NA <0.0001 101% 85% 115%
Boron Dissolved 2569991 0.01 0.01 NA <0.01 100% 70% 130% 110% 85% 115%
Cadmium Dissolved 2569991 <0.00001 <0.00001 NA <0.00001 98% 70% 130% 103% 85% 115%
Calcium Dissolved 2569991 5.08 5.07 0.2% <0.05 100% 70% 130% 96% 85% 115%
Chromium Dissolved 2569991 <0.0005 <0.0005 NA <0.0005 100% 70% 130% 99% 85% 115%
Cobalt Dissolved 2569991 <0.0001 <0.0001 NA <0.0001 101% 70% 130% 100% 85% 115%
Copper Dissolved 2569991 <0.0005 <0.0005 NA <0.0005 104% 70% 130% 103% 85% 115%
Iron Dissolved 2569991 0.01 0.01 NA <0.01 96% 85% 115%
Lead Dissolved 2569991 0.0007 0.0007 NA <0.0005 105% 70% 130% 103% 85% 115%
Lithium Dissolved 2569991 0.0011 0.0014 NA <0.0005 97% 85% 115%
Magnesium Dissolved 2569991 0.472 0.470 0.4% <0.005 97% 70% 130% 96% 85% 115%
Manganese Dissolved 2569991 0.0020 0.0019 6.9% <0.0002 99% 70% 130% 101% 85% 115%
Mercury Dissolved 2569991 <0.0005 <0.0005 NA <0.0005 108% 85% 115%
Molybdenum Dissolved 2569991 GC-18 0.0011 0.0011 3.7% <0.0001 99% 85% 115%
Nickel Dissolved 2569991 <0.0005 <0.0005 NA <0.0005 104% 70% 130% 108% 85% 115%
Phosphorus Dissolved 2569991 0.08 0.07 NA <0.05 86% 70% 130% 93% 85% 115%
Potassium Dissolved 2569991 2.09 2.11 1.2% <0.05 100% 70% 130% 100% 85% 115%
Selenium Dissolved 2569991 <0.0005 0.0006 NA <0.0005 105% 70% 130% 100% 85% 115%
Silicon Dissolved 2569991 1.55 1.53 1.4% <0.05 109% 85% 115%
Silver Dissolved 2569991 <0.00008 <0.00008 NA <0.00008 106% 85% 115%
Sodium Dissolved 2569991 1.15 1.17 1.6% <0.02 104% 85% 115%
Strontium Dissolved 2569991 0.0303 0.0296 2.4% <0.0002 105% 70% 130% 105% 85% 115%
Sulphur Dissolved 2569991 <0.5 <0.5 NA <0.5 111% 85% 115%
Tellurium Dissolved 2569991 <0.0002 <0.0002 NA <0.0002 103% 85% 115%
Thallium Dissolved 2569991 <0.00005 <0.00005 NA <0.00005 104% 70% 130% 100% 85% 115%
Thorium Dissolved 2569991 <0.0001 <0.0001 NA <0.0001 102% 85% 115%
Tin Dissolved 2569991 <0.0005 <0.0005 NA <0.0005 106% 85% 115%
Titanium Dissolved 2569991 0.0010 0.0006 NA <0.0005 104% 85% 115%
Tungsten Dissolved 2569991 0.0010 0.0010 1.4% <0.0001 104% 85% 115%
Uranium Dissolved 2569991 0.00068 0.00070 2.0% <0.00005 98% 70% 130% 98% 85% 115%
Vanadium Dissolved 2569991 0.002 0.002 NA <0.001 104% 70% 130% 104% 85% 115%
Zinc Dissolved 2569991 <0.001 <0.001 NA <0.001 107% 70% 130% 107% 85% 115%
Zirconium Dissolved 2569991 0.0001 0.0001 NA <0.0001 104% 85% 115%
NOTES:
Job No:21 V757417
RPDs are calculated using raw analytical data and not the rounded duplicate values reported.
Greyed data does not belong to this report.