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WATER EXTRACT ANALYSIS <br /> SURFACE MINE WASTE ROCK* <br /> Parameter Concentration <br /> Ag <.0020 mg/l <br /> As <.0100 mg/l <br /> Ba 0. 1100 mg/l <br /> Be <.0001 mg/l <br /> Ca 13.0000 mg/l <br /> Cd <.0080 mg/l <br /> Cr <.0010 mg/l <br /> Cu <.0010 mg/l <br /> Fe 0.0210 mg/l <br /> Hg <.0005 mg/l <br /> K NA <br /> _ Mg 3.1000 mg/l <br /> Mn 0.0760• mg/1 <br /> Mo 0.0120 mg/l <br /> Na 0.5600 mg/l <br /> Ni 0.0150 mg/l <br /> Pb <.0840 mg/l <br /> Sb <.0320 mg/l <br /> Se 0.0432 mg/1 <br /> T1 <.0910 mg/l <br /> V <.0030 mg/l <br /> Zn 0.0070 mg/l <br /> * From Draft EPA document "Evaluation of Management Practices for Mine <br /> Solid Waste Storage, Disposal and Treatment". <br />