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iiiiiiiiiiiniiiiii ~. <br />sss ~,...,,• ,. - <br />BATTLE MOUNTAIN GOLD COMPANY <br /></~ <br />January 13, 1993 DiVI;--iir „_ ~~ ~q'`~~ <br />I' <br />MINERALS ~ ~" , A0v^\ <br />Mr. Larry Oehler !~ <br />Division of Minerals and Geology <br />1313 Sherman Street, Room 215 BATTLE MOUNTAIN <br />Denver, Colorado 80203 GOLD COMPANY <br />Re: Battle Mountain Resources, Inc. - San Luis Project <br />DMG Permit No. M-88-112 <br />INCO Monthly Summary - December 1992 <br />Dear Mr. Oehler: <br />Attached is the December 1992 monthly summary of cyanide <br />analysis performed on tailings exiting the INCO circuit. <br />As specified in TR-010, samples were collected five to nine <br />days apart; a minimum of one sample per week was sent to Core <br />Labs for outside lab verification. The cyanide levels in the <br />tailings exiting the INCO circuit are monitored on a 30-day <br />rolling average calculated weekly. The weekly calculations <br />are provided on the summary sheet. All weekly rolling <br />averages during December were below our permit standards of <br />3.8 ppm CN-wad and 4.4 ppm CN-total. <br />The analytical reports from Core Labs on samples sent for <br />outside lab verification are enclosed. Note: The analytical <br />reports on samples collected on November 23 and December 9, <br />18, and 29 have not yet been received from Core Labs. <br />If you have any questions, please call. <br />Sincerely, <br />~o.na ~ ~~ <br />Alana L. Scott <br />Environmental Engineer <br />Enclosures <br />cc: Anne Baldrige <br />Ken Kluksdahl <br />Mike Young <br />P.O. BOX 310 SAN LUIS. COLORADO 81 I5? <br />(719) 67?-336? FAX (719) 67?-3367 <br />