Laserfiche WebLink
• <br />r 1 <br />L_.I <br />• <br />Depth <br />(Feet) <br />0 <br />18.6 <br />23.5 <br />36.0 <br />36.3 <br />39.0 <br />39.9 <br />41.8 <br />42.3 <br />44.0 <br />44.5 <br />45.5 <br />46.9 <br />48.2 <br />51.0 <br />51.6 <br />51.8 <br />52.7 <br />53.4 <br />58.6 <br />59.0 <br />60.0 <br />Drill Hole #253B <br />Nola Mine, Pbntrose County, Colorado <br />Date Drilled: 7/12/72 <br />Thickness <br />Strata (Feet) <br />Clay - daces 18.6 <br />Sandstone - hard 4.9 <br />Shale - dam 12.5 <br />Coal Rider 0.3 <br />Shale - dark 2.7 <br />Sandstone - hard 0.9 <br />Shale - dark 1.9 <br />Slate 0.5 <br />Coal #1 (U. Dakota) 1.7 <br />Shale 0.5 <br />Sandstone - hard 1.0 <br />Sarxistone and shale 0.9 <br />Sandstone - hang 1.8 <br />Shale - dark aryl slate 2.8 <br />Coal 0.6 <br />Shale 0.2 <br />Coal #2 (L. Dakota) 0.9 <br />Shale 0.7 <br />Coal 5.2 <br />Slate 0.4 <br />Sandstone 1.0 <br />TOTAL DEPTH <br />6=1-11 <br />