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COMMERCIAL TESTING & ENGINEERING Co. <br />GENERAL OFFICES.1919 SOUTH HIGHLAND AVE., SUITE210-8, LOMSARD, ILLINOIS 60148 a TEL: 70&•953.9= FAX:_ <br />953 g306 <br />reoe <br />Member of the SGS Group (Sedate Geheiate de Sur" tiance! <br />October 25, 1993 <br />KING COAL <br />P.O. BOX 2905 <br />Durango CO 81301 <br />Kind of sample ROOF <br />Sample taken.at xxxxxxx <br />Sample taken by KING COAL <br />Date sampled - ------ <br />Date received September 22, 1993 <br />PLEASE ADDRESS ALL CORRESPONDENCE TO: <br />4865 PARIS, &200, DENVER, CO 80288 <br />TEL (303) 373.4772 <br />FAX. (303) 3734791 <br />Sample identification by <br />KING COAL <br />SAMPLE ;#ROOF <br />BURNWELL 02 PORTAL_.' (LOWER SEAM) <br />if _ <br />- ­nFACILITIES <br />.Analysis <br />report no. 72-260858 <br />PARAMETER <br />Paste pH <br />RESULTS UNITS <br />Conductivity <br />7.14 ug/g <br />640 <br />Total Combustible Solids <br />umho/cm <br />8.00 <br />Saturation Percent <br />44.46 <br />$ <br />Forms of sulfur, Sulfate <br />0.06 <br />PARTICLE SIZE % <br />CLAY SILT SAND <br />Sodium Absorption Ratio <br />42.00 38.00 20.00 <br />Saturation Percent <br />1.63 <br />44.46 <br />SOLUBLE ELEMENTS <br />mg/L <br />Calcium, Ca <br />42 <br />Magnesium, Mg <br />Nitrate, NO3 <br />16 <br />Sodium, Na <br />8.56 <br />Boron, B <br />4s <br />0.10 <br />TO METALS ua/a <br />Arsenic, As <20 <br />TOTAL METALS <br />Barium, Ba 620 <br />Manganese, Mn 280 <br />Cadmium, CdMercury <br /><5.0 <br />Hg 0.38 <br />Chromium, Cr 47 <br />Magnesium, Mg 4250 <br />Copper, Cu 22 <br />Molybdenum, Mo <50 <br />Iron, Fe <br />31700 <br />Selenium, Se <20 <br />Zinc <br />Lead, Pb 62 <br />160 <br />- <br />Respectfully submitted <br />, <br />COMMERCIAL TESTING & ENGINEERING CO. <br />AVER 40 FSAtJ H LAR" IRATORIES STRATEGICALLY LO^.ATED Itj P•.^.t+ ^rpA rO,,t <br />Marra er, Denver Laboratory <br />A41NING AREAS. TIDEWATER ptin ^ac,T I AXES r^"TS. Air <br />if _ <br />- ­nFACILITIES <br />