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Project: Southfield Mine Hole: SR-42 <br />• <br /> From To Thick Description Page 4 of 4 <br /> 512.0 517,3 5.3 Shale: gray to black <br /> 517.3 521.0 3.7 Coal: bright, well cleated, trace pyrite, sample <br /> SC-135 <br /> 521.0 546.7 25.7 Sandstone: medium grain, upper 6' shale laminae <br /> 546.7 546.9 0.2 Shale: black <br /> 546.9 549.4 2.5 Coal: bright, well cleated, resinous <br /> 549.4 551.7 2.3 Shale: black, coal laminae <br /> 551.7 553.2 1.5 Coal <br /> 553.2 564.9 11.7 Sandstone: shale laminae <br /> 564.9 576.3 11.4 Shale: sand laminae, lower 3,8' black <br /> 576.3 578.9 2.6 Sandstone: 'clean' <br />• 576.9 582.4 3.5 Shale: black <br /> 582,4 583,2 0.8 Coal: dull, durain <br /> 583.2 583.4 0.2 Shale <br /> 583.4 583.7 0.3 Shaley Coal: "honey" <br /> 583.7 585.1 1,4 Coal: bright, pyritic, core sample SC-140 <br /> 585.1 586.3 1.2 Lost Core: granite cobble dropped in hole between <br /> core runs, interval thought to be coal <br /> 586.3 589,5 3.2 Coal: bright, core sample SC-140 <br /> 589.5 595.1 5.6 Shale: sand laminae, coal laminae at base, TD <br />Hole cemented from 495' through 595' <br />40' of 6' casing left in ground <br />~J <br />