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Table 4-2. Suitability ratings for Trapper Mine Ashmore pit spoils <br />• as a source of plant growth medium. 1) <br />Soil Parameter <br />Degree of Suitability 2) <br />pH very good <br />Electrical Conductivity (EC) very good <br />Calcium Carbonate (CaCO3) very good <br />Organic Matter (OM) fair <br />Nitrate (NO3-N) low-fair <br />Phosphorus (P) low <br />Potassium (K) good <br />Zinc(Zn) good <br />Iron (Fe) good <br />Manganese (Mn) good <br />Copper(Cu) good <br />Selenium (Se) good <br />Sodium Adsorption Ratio (SAR) good <br />Percent Saturation good <br />Texture fair <br />• Mercury (Hg) good <br />Flourine (F) good <br />Total Sulfur good <br />Acid-Base Poteptial very good <br />1) Based on 9 samples taken from August 3 to September 16, 1992. <br />2) Based on Table 2.7-2a suitability range(s), permit page 2-361c; ('I'R-48) approved 8/19/90. <br />FYIIb Z93 <br />[CAIv11R\92REPT4] <br />• <br />Table 4-2 <br />