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Characterizing Salida in Mid-c�nt Reoo„rces, Inc Mine DrainAm <br /> (HRI Proj. 006-077, 6/22/89, 1880-122) <br /> Sam a 5-gallon bucket of mine drainage water received 6/20/89, pm, from <br /> Mid•-Contin,grit Resources, Inc., Carbondale, CO. <br /> r atment: The entire sample was filtered to recover the contained solids. <br /> OM on nts: <br /> Water 16.63 1, specific gravity 1.00. <br /> Solids 23.10 g, composed of coarse coal particles and finer material, <br /> apparently a mixture of coal and clay fines. <br /> Solids .nntPntr <br /> % Solids 0.139 % (wt) <br /> Ppm 1307 ppm (wt ) <br /> Solids 5PNific Gravity; <br /> 1 .66 (true) <br /> 5911ds Size Distribution:. <br /> eg <br /> Size, mesh/micron cumu ative <br /> ass ng eta ne Direct Reta ne ass ng <br /> 28m 35.8 35.8 64.2 <br /> 28m loom 26.5 62.3 37.7 <br /> loom 200m 7.1 69.4 30.6 <br /> 200m 400m 7.2 76.7 23.4 <br /> 400m 20u 5.0 82.5. 17.5 <br /> 20u 10u 3.2 85.6 . 14.4 <br /> IOU 5u 1 .7 67.3 12.7 <br /> 5u pan 12.7 100.0 0.0 <br /> Total: 100.0 <br /> HAZEN RESEAR614, INC. <br /> PRELIMINARY DATA <br /> 6-22 _e�7 <br />