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DRILL HOLE DESCRIPTION <br />PROJECT: NORTHFIELD MINE <br />DRILL HOLE # NF-01 <br />NORTH. 0.0 SECTION SE 1 GEOLOGIST L. Bongir <br />EAST. 0.0 114,114 SE of SE GPM of WATER 1.00 <br />ELEV. 0.0 TWP. 19S DRILL DATE 04/09/0 <br />LOG TYPE Gamma, Density, Caliper, Resistivity RANGE 70W PAGE 4 of 4 <br />TOP BOTTOM THICK LITHOLOGY DESCRIPTION GPM <br /> <br />699.0 742.0 43.0 Interbedded Sandstone 8~ Mudstone - ra <br />742.0 751.0 9.0 Sandstone ra , ve fine rain <br />751.0 778.5 27.5 Interbedded Siltstone 8~ Mudstone - ra ,sand <br />778.5 784.5 6.0 Sandstone ra ,ve fine rain, sil <br />784.5 800.0 15.5 Mudstone ra ,silt <br />800.0 803.0 3.0 Sandstone ra ,fine rain <br />803.0 804.5 1.5 Mudstone ra <br />804.5 809.0 4.5 Sandstone ra ,fine rain <br />809.0 812.5 3.5 Mudstone ra <br />812.5 814.0 1.5 Shaley Coal Ocean Wave Rider, Poor Circulation <br />812.5 818.5 6.0 Sandstone ra ,fine rain, mudstone laminae <br />818.5 822.8 4.3 Coal Ocean Wave, Poor Circulation 0.5 <br />822.8 824.5 1.7 Mudstone ra <br />824.5 841.0 16.5 Sandstone ra ,fine rain, mudstone laminae <br /> <br /> 841.0 TD 1.0 <br /> <br />Site Completed as Water Monitor Well in Ocean Wave Seam <br />Well Collapsed 8~ Reclaimed <br /> <br />0.0 19.0 Steel Casin 8 5/8" OD <br />19.0 807.0 PVC Casin 4" SCH 40 <br />807.0 841.0 PVC Screen 4" SQR 21 w/ 0.030" slots 12 slots / ft. <br />See Attached Diagram <br />Prepared by Pronghorn Geologic Services. P_O. Box 4344, Gillette. WY 82717 <br />