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<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 Number: 962987 Date: 09/11/97
<br />CUSTOMER: Battle Mountain Gold Company PROJECT: 3GTR96 HCT ATTN: Richard Neu
<br />Customer Sample ID: 30TR96 WEEK-40 Laboratory Sample ID: 962987.41
<br />Date Sampled......: 08/04/97 Date Received.......: 08/04/97
<br />Time Sampled......: 09:00 Time Received.......: 09:00
<br />Sample Matrix.....: Soil
<br />TEST METHOD PARAMETER/TEST DESCRIPTION SAMPLE RESULT REPORTING LIMIT UNITS DATE TECH
<br />EPA 305.1 Acidity as CaC03, Filt. <10 10 mg/L CaC03 08/13/97 mjf
<br />EPA 310.1 Alkalinity, Total as CaC03, Filt. 16 5 mg/L CaC03 08/13/97 mjf
<br /> Initial pH of DI Added to Cell, Filt. 5.53 0.01 pH Units 08/04/97 dme
<br /> Leachate Collected, Tilt. 164 0.1 mL 08/04/97 dme
<br />EPA 120.1 Specific Conductivity a 25 degrees C, Filt. 151 1 umhos/cm 08/07/97 mrh
<br />EPA 375.2 Sulfate (S04 ), Filt. 52 10 mg/L 08/12/97 Lmj
<br />EPA 150.1 pH, Fill. 7.15 0.01 pH Units 08/13/97 mjf
<br />SW-846 6010A Arsenic (AS), Diss. <0.05 0,05 mg/L 08/07/97 gag
<br />SW-846 6010A Bari un (Ra ), Diss. <0.01 0.01 mg/L 08/07/97 gag
<br />SW-846 6010A Cadmi un (Cd), Diss. <0.005 0.005 mg/L 08/07/97 gag
<br />Su-846 bOtOA Chromiun (Cr), Diss. <D.O1 0.01 mg/L 08/07/97 gag
<br />SW-846 6010A Iron (Fe), Diss. 0.06 0.03 mg/L 08/07/97 gag
<br />SW-846 6010A Lead (Pb), Diss. <0.05 0.05 mgfl 08/07/97 gag
<br />SW-846 7470 Mercury (Hg ), Diss. <0.0002 0.0002 mg/L 08/14/97 veb
<br />SW-846 6010A Selenium (Se), Diss. <0.1 0.1 mg/L 08/07/97 gag
<br />SW-846 6010A Silver (Ag), Diss. <0.01 0.01 mg/L 08/07/97 gag
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