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AB'.
<br />CORE LABORATORIES
<br />L A B O R A T O R Y T E S T R E S U L T S
<br />Job Numher: 970111 Date: 09/16/98
<br />CUSTOMER: Battle Mountain Gold~COmpany.. PROJECT: 40TR96 KINETIC TEST ATTN: Ron Zumwalt
<br />Customer Sample ID: 40TR96 NEEK-72 Laboratory Sample ID: 970111-73
<br />Date Sampled......: 06/15/1998 Date Received.......: Ub/15/1998
<br />Time Sampled......: 09:00 Time Received.......: 09:00
<br />Sample Matrix.....: Solid
<br />TEST METH PARAMETER/TEST DESCRIPTION SAMPLE RESULT REPORTING LIMIT UNITS DATE TECH
<br />EPA 305.1 Acidity as CaC03, Filt. <10 10 mg/L C:iC03 06/22/98 dme
<br />EPA 310.1 Alkalinity, Total as CaC03, Fi lt. 12 5 mg/L CaC03 06/22/98 dme
<br /> Initial pN of DI Added to Cell, Filt. 5.62 0.01 pH Units tlp
<br /> Leachate Collected, Filt. 167 D.1 mL 06/15/98 tlp
<br />EPA 120.1 Specif it Conductivity a 25 degrees C, Fi lt. 36 1 umhoslcm 06/22/98 sjv
<br />EPA 375.2 Sulfate (S04 ), Fi lt. <10 10 mg/L 06/24/98 tlp
<br />EPA 150.1 pH, Filt. 7.20 0.01 pH Units 06/22/98 dme
<br />SW-846 6010A Iron (Fe ), Diss. 0.09 0.03 mg/L 06/30/98 lmt
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