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BOWIE #2 MINE <br />UPPER B-SEAM COAL <br />ANALYSIS BY: CT & E <br />DATE SAMPLED: FOURTH QUARTER 2001 <br /> <br /> CONCENTRATION <br />PARAMETER A B MIN MAX Units <br />pH (1) 9.78 8.82 8.82 9.78 Ph Units <br />Elect. Conductivity (1) 0.39 0.62 0.39 0.62 mmhos/cm <br />Total Combustible Solids 91.94 94.64 91.94 94.64 <br />Textural Analysis Sand Sand N/A <br />Sand 90 88 88 90 <br />Silt 4 4 4 4 <br />Clay 6 7 6 7 <br />Saturation Percentage 52.7 54.2 52.7 54.2 <br />SAR 27.6 10.5 10.5 27.6 --- <br />Calcium, soluble (1) 0.01 0.24 0.01 0.24 meq/L <br />Magnesium, soluble (1) 0.01 0.12 0.01 0.12 meq/L <br />Sodium, soluble (1) 2.76 4.46 2.76 4.46 meq/L <br />Sulfur, Pryritic 0.01 0.06 0.01 0.06 <br />Sulfur, Sulfate -0.01 -0.01 -0.01 -0.01 <br />Sulfur, Organic 0.48 0.48 0.48 0.48 <br />Sulfur, Total 0.49 0.54 0.49 0.54 <br />Sulfur, Total AP 15.30 16.90 15.30 16.90 AP t/1000t <br />Sulfur, Total ABP 0.60 2.2 0.60 2.20 ABT t/1000t <br />Nitrogen,Nitrate(1) 0.71 0.66 0.66 0.7 pm <br />Cadmium, extractable (3) -0.01 -0.01 -0.01 -0.01 ppm <br />Copper, extractable (3) 0.3 0.5 0.30 0.5 ppm <br />Arsenic, extractable (3) 0.02 0.02 0.02 0.0 pm <br />Boron, soluble (1) 3.66 0.30 0.3 3.7 ppm <br />Iron, (3) 7.3 10 7.3 10 ppm <br />Lead, (3) 0.24 0.54 0.2 0.5 ppm <br />Manganese, extractable (3) 0.06 0.13 0.1 0.1 ppm <br />Mercury, extractable (4) -0.1 -0.1 -0.1 -0.10 ppm <br />Molybdenum, extractable (5) 0.13 0.08 0.08 0.1 ppm <br />Selenium, extractable (3) -0.01 0.02 -0.01 0.0 ppm <br />Zinc, extractable (3) 0.48 1.1 0.5 1.1 ppm <br />Neutralization Potential 15.9 19.1 15.9 19 t/1000t <br />Acid Base Potential 0.6 2.2 0.6 2 V1000t <br />Note: Negative sign "-" indicates that the number is <br />"Less Than" the method detection limit. <br />(1) =Saturated Paste Extraction <br />(2) =Hot Water Extraction <br />(3) = AB-DTPA Extraction <br />(4) =Acid Extract <br />(5) =Ammonium oxalate <br />"A" DH - BRL-IP-00-66 Coal <br />"B" DH - GVB-DH7C Coal <br />1 R.-Pj <br />f{PPRovc~ <br />9~zs~o3 <br />