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F COMMERCIAL TESTING & ENGINEERING CO. <br />f F A GENERAL OFFICES: 191950UTH HIGHLAND AVE., SUITE 2168, LOMBARD, ILLINOIS 60148•TEL'. 705963~9300fAX: N&963-9306 <br />~9oe <br />Memher a/the SGS Group ISa~ete Geneiak de Surveillance) <br />October 25, 1993 <br />I~ KING COAL <br />P.O. BOX 2905 <br />Durango CO 81301 <br />Kind of sample ROOF <br />SAMPLE #ROOF <br />BURNWELL #2 PORTAL .(LOWER SEAM) <br />Sample taken at xxxxxxx <br />Sample taken by KING COAL <br />Date sampled ------ <br />Date received September 22, 1993 <br />Analysis report no <br />PARAMETER <br />Paste pH <br />• Conductivity <br />Total Combustible Solids <br />Saturation Percent <br />Forms of sulfur, Sulfate <br />PARTICLE SIZE W <br />Sodium Absorption Ratio <br />Saturation Percent <br />RESULTS <br />7.14 <br />640 <br />8.00 <br />44.46 <br />0.06 <br />PLEASE ADDRESS ALL CORRESPONDENCE TO: <br />4665 PARIS. &200, DENVER, CO 80239 <br />TEL: (303) 373-4772 <br />FAX: (303) 373<791 <br />Sample identification by <br />KING COAL <br />72-260858 <br />UNITS <br />ug/g <br />umho/cm <br />CLAY S?LT <br />42.00 38.00 <br />1.63 <br />44.96 <br />SOLUBLE ELEMENTS mQ/L <br />rSA?~D <br />20.00 <br />Calcium, Ca 42 <br />Magnesium, Mg 16 <br />Nitrate, N03 8.56 <br />Sodium, Na 49 <br />Boron, B 0.10 <br />TOTAL METALS uq/Q TOTAL METALS UQ/q <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~o~.;~ <br />Respecllully submilled, +`~ d ,"c~ ~ \ <br />~ COMMERCIAL TESTING 6 ENGINEERING CO. ° ___ 1 h ~~~, <br />-- <br />Mana er, Denver Laboratory <br />OV4R 40 F~AN:;~ LAFn9ATORIES STRATEGICALLY LOf.ATED IY PF.II"~PAI ~O'-0 MINING AREAS. TIDEWATER A~~~ ^.=PT III VES '~'~TS AN^ ^^ ^'ACII (TIES <br />