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',~,~ <br />Western Atlae <br />International <br />CORE LABORATORIES <br />D U A L I T Y C O N T R O L R E P O R T <br />11/10/93 <br />JOB NUMBER: 930715 Cl15TOMER: BATTLE MOUNTAIN GOLD ATTN; ALANA SCOTT <br />ANALYSIS DUPLICATES REFERENCE STANDARDS MATRI% SPIKES <br />ANALYSIS ANALYSIS ANALYSIS ANALYZED DUPLICATE RPD Or TRUE PERCENT ORIGIWAL SPI%E PERCENT <br />TYPE SUB-TYPE I.D. VALUE (A) VALUE (B) (~A-B~) VALUE RECOVERY VALUES ADDED RECOVERY <br />PARAMETER:SUlfate (Filt.) DATE/TIME ANALYZED :08/22/93 07:34 DC BATCH NUMBER:276878 <br />REPORTING UNIT/0 F: 10 UNITS:mg/L METHOD REFERENCE :375.2 (1) iECHNICIAN:OME <br />DUPLICATE MD 931468.44 41 42 1 <br />DUPLICATE MD 931468.52 26 27 1 <br />DUPLICATE ND 931468-66 14 13 1 <br />DUPLICATE MD 931468-73 19 18 1 <br />DUPLl CATE MD 930715-155 <10 <10 NC <br />PARAMETER:pH (Fitt.) DATE/TIME ANALYZED:08/19/93 21:50 DC BATCH NUMBER:276952 <br />REPORTING LIMIT/DF; 0.01 UNITS:pH Units METHOD REFERENCE :150.1 (1) TECXNI CIAN:SLS <br />STANDARD ICV G930727C 4.02 4,00 100 <br />STANDARD CCV 57.00 6.94 7.00 99 <br />DUPLICATE MD 937150-148 7.11 7.16 1 <br />PARAMETER :Acidity (Fill.) DATE/TIME ANALYZE0:08/19/93 21:50 DC BATCH NUMBER:276953 <br />REPORTING LIMIT/D F: 10 UNITS:mg/L CaC03 METHOD REFERENCE :305.1 (1) TECHNICIAN:5L5 <br />BLANK MB 930819 <10 <br />DUPLE CATE MD 937150-148 <10 c10 NC <br />PARAMETER :A lkalinity, Total (Fill.) DATE/TIME ANALYZED ;08/19/93 21:50 aC BATCX NUM8ER:276954 <br />REPORTING L[MI T/DF; 5 UNITS: mg/L CaC03 METHOD REFERENCE :310.1 (1) TECNNICIAN:SLS <br />BLANK MB 930819 <5 <br />DUPLICATE MD 937501-148 14 14 0 <br />PARAMETER:Acidi ty (Filt.) DATE/TIME ANALYZED;OB/24/93 10:15 DC BATCX NUMBER:277136 <br />REPORTING LIMIT/Df: 10 UNITS:mg/L CaC03 METHOD REFERENCE ;305.1 (1) TELHNICIAN:RKB <br />BLANK NB 930824 c10 <br />DUPLICATE MD 930715-147 <10 <10 NC <br />DUPLICATE MD 930715-155 10 10 0 <br />PARAMETER: pH (Fitt.) GATE/TIME ANALYZED:08/24/93 10:15 DC BATON NUMBER:277157 <br />REPORTING LIMIT/D F: 0.01 UNI TS:pX Units METHOD REFERENCE :150.1 (1) TECXNI CIAN:RKB <br />STANDARD ICV G930727C 4.00 4.00 100 <br />STANDARD CCV 57.00 6.97 7.00 100 <br />STANDARD CCV 57.00 6.98 7.00 100 <br />STANDARD CCV 57.00 6.98 7.00 100 <br />STANDARD CCV 57.00 6.98 7-00 100 <br />STANDARD CCV 57.00 6.97 7.00 700 <br />DUPLICATE MD 930715.147 7-OS 7.10 1 <br />DUPLICATE MD 930715-155 6.91 6.94 0 <br />DUPLICATE MD 931500-1 7.28 7.31 0 <br />10703 East Bethany Drive <br />Aurora, CO 80014 <br />(303) 751-1780 <br />PAGE:18 <br />. an•h+n ap • • of na•M •n m• ~emn ar• wf•U um+enm'a~vn w nal•n•I wm<a h m• cyrn lp ,rm• •.wv W mMaw*+l uf• m+nm+w o••n maw. M.nlquro+f a eanew •.omua.q. <br />uni '+e wfliu9min10 COr•LimulOnlf C>`LIVYiWn•f ruwrFy n no rMm+YO rh aN maufm~Nfnh arrgM'um.f•rYN Or+q~p LNlry pmlGwlf ygtl w~ahNl~po•Igawftl Yryw pY mllO <br />rv '.~+ i~ :rCMh w~ 0~ urtl •n mnnftlw .•m .ncn YU'.FVn ~f u3•o onerN umn'O~ an, .•au+.n ahlwl. huf rxpl Na• rq w rgmrfTl •• N'n ~O •/m•h 'N,trr 11Y wX1M Igi.Ytl Ctl• Ll>Y fltlVf <br />