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Drill Hole #641C <br />• Nucla ttine, hbntrose County, Colorado <br /> Date Drilled: 5/4/77 <br />Depth Thickness <br />(Feet) Strata (Feet) <br />0 Loose sand and rock 3.0 <br />3.0 Shale and sandstone 6.0 <br />9.0 Shale and coal #1 (U. Dakota) 1.8 <br />10.8 Shale 1.6 <br />12.4 Sandstone 4.0 <br />16.4 Shale 2.4 <br />18.8 Coal #2 (L. Dakota) 6.6 <br />25.4 Shale 0.6 <br />26.0 TUi'AL DEPPH <br />• <br />L J <br />6-1-38 <br />