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<br />SANGRE DE CRISTO (SDC) LABORATORY, INC. - 2329 LAVA LANE - P,O. BOX 642 - ALAMOSA, CO 81101
<br />TEL: 779-589-1034 FAX: 719-589-7697
<br />INORGANIC ANALYSES RESULTS
<br />Battle Mountain Gold Mine
<br />CLIENT ID: 9907228MG01 GROUND LAB ID: 14488, 14504-14506
<br />ADDITIONAL ID: BMRI M-19 SAMPLE RECEIVED: 7/22/99
<br />CLIENT ADDRESS: PO Box 310 San Lui s, CO 811 52 COLLECTION DATE: 7/22199
<br />SAMPLE MATRIX: WATER REPORT DATE: 8/5/99
<br />Units: mg/L (milli grams per lite r)
<br />Analvte/Parameter EPA Method MDL Results Analvte/Parameter EPA Method MDL Results
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<br />Aluminum, dissolved 200.9 0.003 0.065 Silver, dissolved 200.9 0,0002 0.0009
<br />Aluminum, total 200.9 0.003 Silver, total 200.9 0.0002
<br />Ammonia (N) 350.1 0.40 Zinc, dissolved 31118 0.005 0.061
<br />Antimony, dissolved 200.9 0.003 Zinc, total 31118 0.005
<br />Antimony, total 200.9 0.003
<br />Arsenic, dissolved 200.9 0.001 0.010 Alkalinity hardness 23206 1 211
<br />Arsenic, total 200.9 0.001 Acidity hardness 305.1 pH2
<br />Barium, dissolved 200.8 0.002 0.062 Conductivity, uMcm 25106 •N
<br />Barium, total 200.8 0.002 Oil 8 Grease 413.2 0.2
<br />Bicarbonate 23206 1.0 pH 150.1 0-14
<br />Boron, total 200.9 0.10 7DS 160.1 1 1306
<br />Boron, dissolved 200.9 0.10 <0.10 TOC 415.2 1
<br />Cadmium, dissolved 200.9 0.0001 0.0006 TSS 2540-D 1
<br />Cadmium, total 200.9 0.0001 Total Hardness 2320A •N
<br />Calcium 31116 1.0 356.2
<br />Carbonate 23208 0 'N = Detectable as low as sample blanks
<br />Chloride 325.2 1.0 10.2 NA =Not analyzed due to insufficient sample size
<br />Cobalt, dissolved 200.7 0.010 ND =Sample was anal yzed but analyte not detected
<br />Cobalt, total 200.7 0.010 Total =Total recoverable metals (EPA digestion 4.1.4,
<br />Copper, dissolved 200.9 0.001 0.019 EPA-Ci0014.79-020, AA Methods)
<br />Copper, total 200.9 0.001
<br />Chromium, dissolved 200.9 0.001 <0.001
<br />Chromium, total 200.9 0.001
<br />Cyanide, total 4500E 0.010 <0.010
<br />Cyanide, WAD 4500E 0.010 <0.010
<br />Fluoride 45000 0.50 3.63
<br />iron, dissolved 31118 0.010 5.900
<br />Iron, total 31116 0.010
<br />Lead, dissolved 200.9 0.001 0.003
<br />Lead, total 200.9 0.001
<br />Magnesium 31118 0.50 25.76
<br />Manganese, dissolved 31116 0.010 5.805
<br />Manganese, total 31116 0.010
<br />Mercury, dissolved 245.2 0.0001 <0.0001 /~/~
<br />Mercury, total 245.2 0.0001 Approved by: /~ ~\ ~ Date: 3
<br />Nickel, dissolved 200.9 0.001 <0.001
<br />Nickel, total 200.9 0.001
<br />Nitrate-NiVite 4500D 0.10
<br />Potassium 200.9 0.50 8.31
<br />Phosphate 365.1 0.10
<br />Selenium, dissolved 200.9 0.001 0.001• 'CONFIRMED
<br />Selenium, total 200.9 0.001
<br />Silica, total 200.9 0.0005
<br />Silica, dissolved 200.9 0.0005 13.90
<br />Sodium 31116 1.00 31.0
<br />Sulfate 375.4 1.0 820.1
<br />Sulfide, Hydrogen 376.1 1.00 <1.00
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