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..y ~@JIBP'7!7+'t ~. ,-^wxujv~"'u"^r. ".~.J'j^?~'"a"':-•Z"~:- -.: :-! ~ ~ • _. ' ' '.• : JOHN C.• KEPHART & CO. G~~JD JUNC1{,DN LflBO~RjD~I~S 437 NORTH AVENUE • PHONE 24..^.-7d lti • GRAND JUNCTION, COLORADO 815f1i . ANALYTICAL REPORT Received~Om~ ZMK Mine Construction, Inc. Ouray. CG cc: Monadnock Mineral Services, 7078 Caaromer No. Laboratory No. 10/27/93 Date Received Date Lab number 7078 Sample ID Webb #2 Ouray, CO 11/11/93 water Limits for Drinking Suggested by Colo. Dept. Health ArseniciAs) 0.000 mg/1 0.05 mg/1 Barium(Ba) 0.00 mg/1 1.0 mg/1 Cadmium(Cd) 0.0000 mg/1 0.01 mg/1 Chromium(Cr) 0.000 mg/1 0.05 mg/1 Fluoride(F) 0.50 mg/1 4 mg/1 Lead(Pb) 0.006 mg/1 0.05 mg/1 Mercury(Hg) 0.00000 mg/1 0.002 mg/1 Nitrate(N) 0.33 mg/1 t0.0 mq/1 Selenium(Se) 0.000 mg/1 0.01 mg/1 Silver(Ag) 0.0000 mg/] 0.05 mg/1 Color(Co/Pt unit) 1 no official pH 8.00 no official Conductivity®25 deg. C 418 umhos/cm no official Sodium(Na) 24.4 mg/1 20 mg/1 Calcium(Ca) 40 mgll no official Magnesium(Mg) 15 mg/1 '125 mg/1 Potassium(K) 5.1 mg/1 no official Chloride(Cl) 4 mg/1 250 mg/1 Sulfate(S04) 110 my/.l 250 mg/1 Phenol. AlkalinityiCaC03) 0 mg/1 no official Total Alkalinity(CaC03) 88.5 mg/1 no official Bicarbonate(HC03) 107 mg/1 no official Carbonat.e(C03) 0 mg/1 no official Dissolved Solids 308 mg/] 500 mg/1 Hardness (CaC03) 135 mg/1 200 mg/1 Turbidity(NTU) 0.7 1 Boron(H) 0.00 mg/1 no official Copper(Cu) 0.009 mg/1 1.0 mg/1 Iron(Fe) 0.04 mg/] 0.3 mg/1 Manganese(Mn) 0.001 mg/1 0.05 mglt Molybdenum(Mo} 0.001 mg/1 no official Ammonia(N)- 0.000 mg/1 no official Phosphate(P) 0.00 mg/.1 no official Zinc(Zn)', 0.020 mg/1 5.0 mg/I limit limit limit limit limit limit limit limit limit limit limit limit limit Lab Dir.: Brian S. Bauer