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• Project: Southfield Mine Hole: SR-23 <br /> From To Thick Description Page 2 of 2 <br /> 0.0 94.0 94.0 Gravel: boulders, sand, and clay <br /> 94.0 99.0 5.0 Sandstone: very soft <br /> 99.0 101.6 2.6 Shale: dark gray to black at base, very soft <br /> in lower 0.7' <br /> 101.6 104.0 2.4 Coal: fusain-vitrain, well cleated, bright <br /> 104.0 106.0 2.0 Shale: soft <br /> 106.0 113.0 7.0 Sandstone: shale laminae, friable <br /> 113.0 122.0 9.0 Shale: dark gray <br /> 122.0 124.5 2.5 Sandstone: shale laminae <br /> 124.5 125.8 1.3 Shale: dark brown <br /> 125.8 129.1 3.3 Coal: bright, 28 pyrite, well cleated <br />• 129.1 133.8 4.7 Shale: dark gray <br /> 133.8 158.0 24.2 Sandstone: shale laminae, conglomeratic toward <br /> middle and base <br /> 158.0 161.7 3.7 Shale: black <br /> 161.7 162.5 0.8 Coal: sample SC-99 <br /> 162.5 162.7 0.2 Shaley Coal: 'bone', excluded from analysis <br /> 162.7 165.2 2.5 Coal: bright, fusain-vitrain, resinous, well <br /> cleated, localized pyrite 3-48, sample SC-99 <br /> 165.2 167.0 1.6 Shale: dark gray <br /> 167.0 168.7 1.7 Coal: bright, fusain-vitrain, resinous, well <br /> cleated, localized pyrite 3-48, sample SC-100 <br /> 168.7 171.0 2.3 Shale: dark gray, soft <br /> 171.0 176.2 5.2 Interbedded Sandstone, Shale, b Claystone <br /> 176.2 188.0 11.8 Shale: black, weak <br />. 188.0 190.9 2.9 Coal: bright, well cleated <br /> 190.9 191.6 0.7 Lost Core <br /> 191.6 208.6 17.0 Interbedded Sandstone s Shale: black shale at <br />base, TD <br />