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• Table 43. Topsoil and spoil material analysis comparisons, for plant growth <br />suitability at Trapper Mine (1985-1989), vs. 2000 Ashmore Pit and <br />Flintlock Pit spoils. <br /> Topsoil Spoil 2000 Ashmore 2000 Flintlock <br /> Weighed (1) Weighed (2) Pit (3) Pit (3) <br />Parameter (4) <br />Calcium (megll in sat ext.) 6.09 13.86 21.02 8.40 <br />Copper 2.88 4.80 2.83 4.05 <br />Iron 36.69 32.02 72.14 100.65 <br />Magnesium (meg/I in sat ext.) 2.21 11.85 17.44 6.93 <br />Manganese (Mn) 15.79 11.85 14.47 14.90 <br />Mercury (mg/kg) 0.05 0.08 0.04 0.06 <br />Selenium 0.017 0.09 0.025 0.060 <br />S.A.R. (-) 0.25 0.65 0.79 1.54 <br />Sodium (meg/I in sat ext.) 0.46 2.06 3.49 4.62 <br />Acid-Base Potential (-) +10.9 +52.43 +67.30 +118.5 <br />Electrical Conductivity (mmhos/cm) 0.84 1.98 2.92 1.73 <br />Calcium Carbonate (%) 0.94 5.67 7.97 12.35 <br />Organic Matter (%) 3.80 4.08 1.99 4.80 <br />pH (standard units) 7.24 7.38 7.35 7.15 <br />Saturation 42.64 42.46 39.23 31.60 <br />Total Sulfur 0.03 0.11 0.36 0.17 <br />• Texture <br />%Clay Clayey loam <br />31.79 Clayey loam <br />35.94 Loam <br />24.77 Loam <br />26.65 <br />°~ Sand 33.55 33.38 34.30 35.65 <br />Silt 34.64 30.71 40.97 37.80 <br />Fluoride 0.14 0.40 0.61 0.60 <br />Phosphorus 14.36 1.47 7.30 5.50 <br />(1) A, B, C, D and E pit topsoil 1985-1989. <br />(2) B, C, D and E pit overburden 1985-1989. <br />(3) A and F pit spoils sampled in 2000. <br />(4) ppm unless otherwise denoted. <br />KCK 3101 <br />iDMG~00REPT4] <br />• <br />Revised 8!9/99 <br />