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Table 25a <br />New Elk Mine <br />Soil Test Parameters <br /> <br />i• <br />Parameter <br />Soil pH <br />Soluble Salts (Electrical Conductivity) <br />Organic Matter <br />Nitrogen (as Nitrate) <br />Phosphorus <br />Potassium <br />Zinc <br />Iron <br />Copper <br />Manganese <br />lime <br />Soil Texture <br />Table 25b <br />New EIk Mine <br />Criteria to Establish Overburden Suitability <br />Suitable Deficient <br />5.5-8.5 <br />0-8 mmhos/cm <br /> <1% <br />>12% <br />>5 ppm <3.1 ppm <br /> <60 ppm <br />Report <br />Report <br />Report <br />Report <br />Report <br />Describe <br /> Surtace (potential root zone) <br />Parameter Suitable Marginal Unsuitable <br />pH 5.5-8.5 5.0-5.5 <br />EC (Conductivity) mmhos/cm 0-8 12-Aug <br />Saturation Percentage 25-80 <25 >80 <br />Texture c, cis, s <br />SAR 0-10 12-Oct <br />Selenium <0.1 ppm <0.1 ppm <br />Boron <5.0 ppm <br />Molybdenenum <1.0 ppm >1.0 ppm <br />Acid/base Potential >5 CaCO, <br />Equivalent/ 1000tons <br />Arsenic <2.0 ppm >2.0 ppm <br />Organic Carbon <10% >10% <br />TR-47 <br />Page 2.05-47a <br />(revised 1/24/03) <br />