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<br />Western Atlas
<br />International
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<br />CORE LABORATORIES
<br />SUMMARY OF DATA GENERATED FROM HUMIDITY CELL TESTING
<br />BATTLE MOUNTAIN GOLD
<br />May 6, 1993
<br />[ CLIENT SAMPLE I.D...: Al 0-18"
<br />R{ LAB SAMPLE I.D.. ....: 930258-1
<br />F week Yeek week Neek week week (leek week week Ueek
<br />PARAMETER UNITS 1 2 3 4 5 6 7 8 9 10
<br />
<br />` Leachate Quantity mis 120 112 111 113 112 117 109 110 108 111
<br />r pN pH Uni[s 7.50 7.23 7.25 7.34 7.53 7.27 7.54 6.98 7.26 7.63
<br />Conductivity umohs/cm 43 97 136 181 158 107 165 70 91 62
<br />Sulfate mg/L <10 36 48 63 49 30 50 12 20 10
<br />Cumulative Sulfate Total mg 0 4 9 16 22 25 31 32 34 36
<br />Acidity mg/L CaC03 <10 <10 <10 <10 <10 c10 <10 <10 <10 c10
<br />[umul ati ve Acidi[y To[. mg CaC03 0 0 0 D 0 0 0 0 0 0
<br />Iron (Diss.) mg/L 0.04 0.03 <0.03 <0.03 <0. 03 0.10 0.10 0.06 0.03 0.04
<br />Cumulative Iron Total ug 5 8 8 8 8 20 31 37 41 45
<br />Alkel ini ty m91L CeC03 13 15 16 18 19 18 26 20 20 18
<br />Cumulative Alkalinity To[. mg CaC03 2 3 5 7 9 11 14 16 1B 20
<br />pH of DI H2O pH Units 5.97 6.45 5.81 6.00 6.01 6.80 5.30 5.71 5.63 6.47
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