ENFORCE36671

• Permit No: M1988112
• IBM Index Class Name: Enforcement
• Doc Date: 5/14/1993
• Doc Name: LOWER POND
• Media Type: D
• Archive: No

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Western Atlas
International
Peue• Gnory

CORE LABOgATORIES
L A B O R A T O R Y T EST S R E S U L T S
02/25/93
JOB NUMBER: 922309 CUSTOMER: BATTLE MOUNTAIN GOLD ATTN: ALANA SC TT
CLIENT I.D.........: SAN LU12 LABORAT00.Y I.D...: 922309-0001
DATE SAMPLED.......: 12/23/92 DATE RECEIVED....:'12/27/92
TIME SAMPLED.......: TIME RECEIVED....: 11:30
.
YORK DESCRIPTION...: M7
0-9 REMARKS..........:!UMRINSED TAILING SOLIDS
TEST DESCR[PTI ON FINAL RESULT LIMITS/~DIlUTION UNITS OF MEASURE TEST THOD DATE TECXN
Total Sulfur (as S) 0.68 0.01 X Leco 01/28/93 SL
Pyritic Sulfur (as S) 0.44 O.D1 X Nitric Leach 02/01/93 KDS
Sulfate Sulfur (X) 0.17 0.01 X NCL Leach 02/01/93 KDS
Total Sulfur (Tons CaC03/K [) 21.2 0.3 Tons CaC03/Kt Leco 01/28/93 SL
Pyritic Sulfur, (Tons CaC03/KU 13.8 0.3 Tons CaC031Kt Nitric !Leach 02!01!93 KDS
Acid Neutralizing Potenti el 15.7 0.1 Tons CAC03/Kt SOANPI 02/11/93 MRC
Yet Sieve Analysis •1 ASTM D~22 02/09/93 CJS
Plus 10 mesh (2.00 mm) <0.1 0.1 X by wt.
1D K 40 Mesh (2.OOmm x 0.43mm) <0.1 0.1 X by wt.
40 x 60 mesh (0.43mm K 0.25mm) 1.0 0.1 X by wt.
60 x 100 mesh (0.25mm x 0.15mm> 18.2 0.1 % by wt.
100 x 200 mesh (0.15mm x 0.075mm) 39.3 0.1 X by wt.
Minus 200 mesh (0.075mm) 41.5 0.1 X by wt.
10703 East Bethany Drive
Aurora, CO 80014
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PAGE :1
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