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~,~,~ <br />Western Atlas <br />International <br />. r.o~~oe.. raw.. <br />CORE LABOR~-TORIES <br />D U A L I T Y C O N T R O L R E P O R T <br />08!06!93 <br />JOB NUMBER: 930777 CUSTOMER: BATTLE MOUNTAIN GOLD ATTN: ALANA SCOTT <br />ANALYSIS DUPLICATES REFERENCE STANDARDS MATRIX SPIKES <br />ANALYSIS ANALYSIS ANALYSIS ANALYZED DUPLICATE RPD or TRUE PERCENT ORIGINAL SPIKE PERCENT <br />TYPE SUBTYPE 1.D. VALUE (A) VALUE (B) (~A•B~) VALUE RECOVERY VALUE ADDED RECOVERY <br />PARAMETER:pH (Fitt.) DATE/TIME ANALYZED:07/21/93 12:30 OC BATCH NUMBER:274669 <br />REPORTING LIMIT/DF: 0.01 UNITS:pH Units METHOD REFERENCE :150.1 (1) TECNNIC]AN: HLC <br />STANDARD 1CV G930609A 4.01 4.00 100 <br />STANDARD CCV 57.00 7.01 7.00 100 <br />DUPLILA TE MD 930777-55 6.85 6.84 0 <br />DUPLICATE MD 930777-66 6.87 6.86 0 <br />PARAMETER :A lkalini ty, Total (filt.) DATE/TIME ANALY 2E0:07)21f43 12:30 OC BATCH NUM8ER:274670 <br />REPORTING LIMIT/DF: 5 UNITS:mg/L CaC03 METH00 REFERENCE :310.1 (1) TECNNICIAN:HLC <br />BLANK MB 930721 <5 <br />STANDARD LCS 49307128 166 167 99 <br />DUPLICATE MD 930777-55 18 19 1 <br />DUPLICATE MD 936777-66 18 16 2 <br />PARAMETER :ACidi ty (Fi Lt.) DATE/TINE ANALYZED:07/21/93 12:30 OC BATCH NUMBER:274671 <br />REPORTING LIMIT[D F: 10 UNITS:mg/L CaC03 METHOD REFERENCE :305.1 (1) TECHNI CIAN:HLC <br />BLANK MB 930721 <10 <br />DUPLICATE MD 930777-SS <10 <10 NC <br />DUPLICATE MD 930777.66 <10 <10 NC <br />PARAMEtER:COnducti vi ty (Fitt.) DATE/TINE ANALT2ED:07/25/93 13:00 OC BATCH NUMBER:274898 <br />REPORTING LIMIT/DF: 1 UNITS:umhos/cm a25dC METHOD REFERENCE :120.1 (1) TECHNI CIAN:CJS <br />BLANK MB _ 930725 <1 <br />STANDARD L[S C930709A 6380 6670 96 <br />STANDARD ICV 49307098 1380 1410 98 <br />STANDARD CCV 49307098 1380 1410 98 <br />STANDARD CCV 49307098 1380 1<10 98 <br />STANDARD CCV 44307098 1370 1410 97 <br />STANDARD CCV 49307098 1370 1410 97 <br />STANDARD CCY 49307098 1380 1410 98 <br />STANDARD CCV 49307098 1390 1410 99 <br />STANDARD CCV 49307098 1380 1410 98 <br />STANDARD CCV G930709B 1380 1410 98 <br />STANDARD CCV G93070flB 1380 1410 98 <br />STANDARD CCV 49307098 1380 1410 98 <br />STANDARD CCV 49307098 1380 1410 98 <br />STANDARD CCV 49307098 1380 1410 98 <br />STANDARD CCV 49307098 1370 1410 97 <br />DUPLICATE MD 930714-27 76 77 1 <br />DUPLICATE MD 930715-85 56 56 0 <br />DUPLICATE MD 930715-90 134 134 0 <br />DUPLICATE M D 930715-102 143 144 1 <br />DUPLICATE M D 930715-108 123 123 0 <br />DUPLICATE M D 9 30715-123 70 70 0 <br />DUPLICATE M D 4 30715-126 208 209 0 <br />10703 East Bethany Drive <br />Aurora, CO 80014 <br />(3D3) 751.1780 <br />PAGE:7 <br />in. wYM..~u u.n.m.i.v. mu..e n eN ,.w+.n uw uN~ mwa.en w mm.w mm~.v N m. sn s-na..ca,w ane m+ia.nW u.. me rqu+w ewn no. rn..wwaoa o.P~e nm'~+b no. <br />vn» m worm d co. uemmn. rae unv.m~e.. ro...w ....ne m nmsmw~ w rw. m.ve,q v no~w.me,.mnu v npea. a m ee voaair, na. m.+w. d wa~uu..+. a M M.ye.me e <br />amn •wni V47•rI..M V u,m n m.eem.~n.ra ec rrom a uaa a.w.e wm m, sry nam .nmw. ire oven w A d nomua..m n m. w.b..mrmn mr wee maws d ro. tma. <br />