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1908 <br />COMMERCIAL TESTING & ENGINEERING CO. <br />GENERAL OFFICES: 1919 SOUTH HIGHLAND AVE., SUITE 2146, LOMBARD, ILLINOIS 60148 • TEL:708-953-9300 FAX:70f3953-9306 <br />Member of the SGS Group (Societe Geneiale de Surveillance) <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 />4665 PARIS, B-200, DENVER, CO 80239 <br />TEL: (303) 373-4772 <br />FAX: (303) 373-4791 <br />Sample identification by <br />KING COAL <br />SAMPLE #ROOF <br />BURNWELL #2 PORTAL...(LOWER SEAM) <br />Analysis report no. 72-260858 <br />PARAMETER RESULTS UNITS <br />Paste pH 7.14 ug/g <br />Conductivity 640 umho/cm <br />• Total Combustible Solids 8.00 <br />- Saturation Percent 44.46 ~ <br />Forms of sulfur, Sulfate 0.06 ~ <br />PARTICLE SIZE $ CLAY SILT SAND <br />42.00 38.00 20.00 <br />Sodium Absorption Ratio 1.63 <br />Saturation Percent 44.46 <br />SOLUBLE ELEMENTS mg/L <br />Calcium, Ca 42 <br />Magnesilun, Mg 16 <br />Nitrate, N03 8.56 <br />Sodium, Na 49 <br />Boron, B 0.10 <br />TOTAL METALS uq/q TOTAL METALS ug/a <br />Arsenic, As <20 Manganese, Mn 280 <br />Barium, Ba 620 Mercury Hg 0.18 <br />Cadmium, Cd <5.0 Magnesium, Mg 4250 <br />Chromium, Cr 47 Molybdenum, Mo <50 <br />Copper, Cu 22 Selenium, Se <20 <br />Iron, Fe 31700 Zinc 160 <br />Lead, Pb 62 <br />o~.~aoio~ao,ti. ~- <br />Respectfully submitted, ~ ~' <br />o ~, <br />COMMERCIAL TESTING & ENGINEERING CO. <br />J <br />~. C~ e ~_ <br />N -+ '-~~ <br />Mans er, Denver Laboratory v ~ <br />f1yGR qb rvCAryCH (p,F,!1RATORIES STRATEGICALLY LO^•ATED I*~ P~,i„^~?A'._ rQ91 A4INING AREAS, TIDEWATER F>'~ "PErT 1 r`KES 'r"?TS. AN^ ^""~ FACILITIES <br />