Laserfiche WebLink
CHEMICAL AND PHYSICAL PROPERTIES OF UPPER DAKOTA COAL SEAM AND ENCOMPASSING <br />• <br />• <br />• <br />VERY DARK GRAY SHALE (UNIT 2) FOR PHASE 1 AND PHASE II SAMPLES COLLECTED IN THE <br />NEW HORIZON 2 STUDY AREA, MONTROSE COUNTY, COLORADO <br /> PHASE 1 HOLE #1 PHASE 1 HOLE #1 <br />PARAMETER <br />(UNITS) 870E 871E 872E 881E 882E 886E MEAN SD2 <br />PH 7.7 3.6 8.1 7.7 8.9 6.3 6.7 2.2 <br />EC, mmhos/cm 2.1 4.3 2.2 -- -- - 2.9 1.2 <br />SP, % 33.8 48.9 30.6 -- -- -- 37.8 9.8 <br />Sand, % 78.8 54.8 70.2 - -- -- 67.9 12.2 <br />Silt, % 75.3 30.3 22.5 -- - -- 22.7 7.5 <br />Clay, % 5.9 14.9 7.3 -- -- - 9.4 4.8 <br />Ca, megll 7.8 19.4 2.7 5.3 0.2 -- Z1 7.4 <br />Mg, meq/I 8.9 10.7 2.1 7.6 0.1 - 5.9 4.5 <br />Na, meq/I 4.5 1.1 16.4 4.3 19.5 9.2 8.2 <br />SAR 1.6 0.3 12.4 1.7 44.2 - 12.0 18.6 <br />ALK, meq/I 3.3 <0.01 4.7 - -- -- 2.7 2.4 <br />504, meq/I 21.1 75.2 19.8 -- -- -- 38.7 31.6 <br />AP3 30.3 28.5 17.5 48.8 39.7 1.9 27.5 17.0 <br />NP3 16.7 -4.5 14.5 15.1 10.3 32.8 9.1 8.4 <br />ABP3 -13.6 -33.2 -3.0 -33.7 -29.4 30.9 -18.4 15.9 <br />N03, pom 2.3 1.2 3.2 - - - 2.2 1.0 <br />NH4, ppm 64.8 67.7 34.7 33.6 31.4 16.1 46.9 16.3 <br />B, ppm 0.4 0.2 0.4 - -- -- 0.3 0.1 <br />Se, ppm <0.03 0.03 <0.03 -- -- - <0.03 0.0 <br />Mo, ppm 0.07 0.10 <0.11 -- - - <0.09 0.02 <br />Fe, ppm 10.2 158.0 6.5 -- -- - 58.2 86.4 <br />Mn, ppm 0.2 5.9 0.2 -- -- -- 2.1 3.3 <br />1. For drill hole location, see Map 2.04.6-1, Geologic Cross Section and Sample Locations <br />2. SD -Standard Deviation <br />3. AP -acid potential, NP -neutralization potential, ABP -acid-base potential; Units are tons of CaC03 <br />required per acre furrow slice; AP and ABP were calculated predominatently from total sulfur. Pyritic <br />sulfur values were utilized to calculate AP and ABP whenever sulfur frantionation analyses were available. <br />Revised 27 Aug 2002 <br />30 <br />