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

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CERTIFICATE OF ANALYSIS•SUPERNATANT RESULTS io'0, PAGE: 3 of 6 Global ��j GLOBAL PROJECT NO: 2102(132) ARD Testing Services Inc. CLIENT:Zephyr Minerals Ltd PROJECT NAME: Dawson Gold Project REPORT VERSION: 1 1 12 Parameter Method Unit RDL Sample ID BL737.04 BL737.05 On filtered samples(using 0.451im filterpaper): pH Meter pH units 0.01 7.4 7.4 EC Meter mV 1.0 260 178 Acidity(to pH 8.3) Titration mg CaCO3/1- 0.5 7.5 9.0 Total Alkalinity(to pH 4.5) Titration mg CaCO3/1- 0.5 69.0 56.5 Dissolved Sulphate(SO4) Colourimetry mg/L 0.5 52.1 232 Chloride IC mg/L 0.05 8.77 8.3 Fluoride 11C mg/L 0.02 0.63 0.8 Dissolved Metals Analysis by ICP-MS: Hardness,Total(as CaCO3) Calc. mg CaCO3/L 0.5 82.7 43.7 Aluminum Dissolved ICP-MS mg/L 0.001 0.008 0.015 Antimony Dissolved ICP-MS mg/L 0.0001 0.0003 0.0004 Arsenic Dissolved ICP-MS mg/L 0.0002 0.0002 0.0003 Barium Dissolved ICP-MS mg/L 0.0002 0.0235 0.0123 Beryllium Dissolved ICP-MS mg/L 0.0001 <0.0001 <0.0001 Bismuth Dissolved ICP-MS mg/L 0.0001 <0.0001 <0.0001 Boron Dissolved ICP-MS mg/L 0.01 <0.01 <0.01 Cadmium Dissolved ICP-MS mg/L 0.00001 0.00005 0.00007 Calcium Dissolved ICP-MS mg/L 0.05 26.4 13.5 Chromium Dissolved ICP-MS mg/L 0.0005 <0.0005 <0.0005 Cobalt Dissolved ICP-MS mg/L 0.0001 <0.0001 0.0006 Copper Dissolved ICP-MS mg/L 0.0005 <0.0005 0.0018 Iron Dissolved ICP-MS mg/L 0.01 <0.01 <0.01 Lead Dissolved ICP-MS mg/L 0.0005 <0.0005 <0.0005 Lithium Dissolved ICP-MS mg/L 0.0005 0.0092 0.0108 Magnesium Dissolved ICP-MS mg/L 0.05 4.07 2.4 Manganese Dissolved ICP-MS mg/L 0.0002 0.0713 0.0138 Mercury Dissolved ICP-MS mg/L 0.0005 <0.0005 <0.0005 Molybdenum Dissolved ICP-MS mg/L 0.0001 0.0783 0.0572 Nickel Dissolved ICP-MS mg/L 0.0005 <0.0005 0.0317 Phosphorus Dissolved ICP-MS mg/L 0.05 0.61 0.56 Potassium Dissolved ICP-MS mg/L 0.05 16.7 13.1 Selenium Dissolved ICP-MS mg/L 0.0005 0.005 0.0032 Silicon Dissolved ICP-MS mg/L 0.05 0.75 0.4 Silver Dissolved ICP-MS mg/L 0.00008 <0.00008 <0.00008 Sodium Dissolved ICP-MS mg/L 0.02 10.4 10.8 Strontium Dissolved ICP-MS mg/L 0.0002 0.391 0.392 Sulphur Dissolved ICP-MS mg/L 0.5 15 7.3 Tellurium Dissolved ICP-MS mg/L 0.0002 <0.0002 <0.0002 Thallium Dissolved ICP-MS mg/L 0.00005 <0.00005 <0.00005 Thorium Dissolved ICP-MS mg/L 0.0001 <0.0001 <0.0001 Tin Dissolved ICP-MS mg/L 0.0005 <0.0005 <0.0005 Titanium Dissolved ICP-MS mg/L 0.0005 0.0013 0.0013 Tungsten Dissolved ICP-MS mg/L 0.0001 <0.0001 <0.0001 Uranium Dissolved ICP-MS mg/L 0.00005 0.00022 0.00023 Vanadium Dissolved ICP-MS mg/L 0.001 <0.001 <0.001 Zinc Dissolved ICP-MS mg/L 0.001 <0.001 0.002 Zirconium Dissolved ICP-MS mg/L 0.0001 <0.0001 <0.0001 Ion Balance: Major Anions Calc. meq/L 2.47 1.61 Major Cations Calc. meq/L 2.54 1.69 Difference Calc. meq/L 0.08 0.08 Balance(%) Calc. % 1.6% 2.4% SupernatantlD: 2178714 2178794 NOTES: Job No:21V718399 Date of Analysis(24 h):March 02,2021 ABBREVIATIONS: R/Rep=Replicate(which involves the analysis of the same aliquot) D/Dup=Duplicate(which involves the analysis of a second split aliquot) Calc.=Calculation EC=Electrical Conductivity IC=Ion Chromatography N/A=Not Applicable. mg/L=Milligrams per Litre