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<br />2506 West Main Street <br />Peabody Coal Company <br />Nucla Mine <br />rn <br />a <br />w <br />rn <br />rD <br />u, <br />fD <br />a <br />0 <br />rn <br />July 25, 1986 <br /> <br />~IU~ <br />Inter•fllountoln Lcborotorles, Inc. <br />Farmington. New Mexico 87401 <br />Overburden Analysis <br />Tel. (505( 326-4737 <br /> <br /> <br />Lab <br />No. <br />Sample <br />ID <br /> <br />~ <br />Depth <br />ft. <br />pH mmhos/ <br />cm @ <br />25 C Satur- <br />ation <br />% <br />Fe <br />ppm <br />Mn <br />ppm Total <br />Sulfur <br />% Acid- <br />Base <br />(]) <br />NP <br />(2) <br />ABP <br />(3) <br />F2473 876E 0 .0-0. 5 7 .6 0.55 29.8 1.09 1 .72 0.12 3.75 60.0 56.3 <br />F2474 0 .5-2. 0 7 .7 2.61 35.6 1.02 0 .29 0.61 19.] 8.70 -10.4 <br />F2975 2 .0-5. 6 7 .8 3.63 33.0 0.98 0 .1] 0.10 3.12 2.07 -1.05 <br />F2476 5 .6-7. 0 7 .1 7.21 49.9 2.61 0 .12 0.31 9.68 5.65 -4.03 <br />F2477 7 .0-8. 8 4 .7 7.00 49.9 79.0 0 .20 0.39 12.2 2.77 -9.41 <br />F2478 6 .8-9. 4 3 .5 5.62 55.9 42.0 0 .19 0.22 6.87 -1.09 -7.96 <br />F2479 14 .8-20 .0 3 .5 1.65 33.3 26.5 0 .45 0.01 0.31 -0.88 -1.19 <br />(1) Calculated using total Sulfur anlysis. 12) Neutralization Potential in tons of CaC03 per 1000 tons <br />soil. (3) Acid Base Potential in tons of CaC03 per 1000 tons soil. <br />