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!1 <br />COMMERCIAL TESTING & ENGINEERING CO. <br />GHdERALOFFTCE"S:1918SOUTHHMLANDAVE.,SUffE210.8,LOMBARD, ILIJNOIS60148 -TEL 7 8-963-93WFAX 70B,9G34=1 <br />1908 <br />January 15, 1997 <br />KING COAL <br />P.O. BOX 2905 <br />Durango CO 81301 <br />Rind of sample ROOF <br />Sample taken by KING COAs. <br />Member of the SGS Group (Sod&6 GAn6rale de 'ej <br />PLEASE ADDRESS ALL CORRESPONDENCE TO: <br />4665 PARIS STREET <br />SUITE B-200 <br />DENVER, CO 80239 <br />TEL: (303) 373.4772 <br />FAX: (303) 3734781 <br />Date received December 16, 1996 <br />Sample identification by <br />KING COAL <br />SAMPLE ID:ROOF <br />N-16 CORE "A" SEAM 1.997 FEDERAL <br />LEASE MODIFICATION AREA. <br />Analysis report no. 72-349864 <br />PARAMETER <br />paste, pH <br />t7 TS <br />Conductivity .- <br />4.23RESULTS <br />4.23 <br />540 <br />S.U. <br />Total Combustible Solids <br />25.0 <br />ualho/em <br />0 <br />s <br />Forms of sulfur, Sulfate <br />0.11 <br />Forms of sulfur, Pyritic <br />2.84 <br />e <br />a <br />PARTICLE SIZE $ <br />CLAY <br />Sodium Absorption Ratio <br />18.0 <br />Safi <br />Z6.0 <br />SAND <br />66.0 <br />Saturation Percent <br />27'7 <br />43.3 <br />St32,i3BLE Si,EMEiITg <br />ma/L <br />Calcium, Ca <br />125 <br />Magnesium, Mg <br />72 <br />Nitrate, NO3 <br />0.83 <br />Sodium, Na <br />1570 <br />Boron, B <br />1 <br />TOTAL METALS ucr/a <br />Arsenic, As 5 <br />TOTAL METALS <br />ung <br />Barium, -Ba 110 <br />Manganese, Mn <br />36 <br />Cadmium, Cd- <0.5 <br />Mere, Hg <br />0.9 <br />Chromium, Cr 5 <br />Magnesium, Mg <br />570 <br />Copper, Cu 18 <br />Molybdenum, No <br />.<5 <br />Iron, pa 26600 <br />Selenium, Se <br />2 <br />Lead, Pb 22 <br />Zinc, Zn <br />73 <br />RCOMMER�CIA TESTING & ENGINEERINGCO. <br />Deaver Laborai e <br />OVER. 40 BRANCH L49MATOPJES STRATEf3=Uy LOCATED IN PRINQPAL COAL NNIN i AREW TIDEWATER AND GREAT LADS <br />PORTS, AND RIVER LOAD1Ni9 FACrLIT1E$ <br />OrI$S W Wazavmarked For Yaw Pry TRIS AND CDMX DNS ON RAE <br />