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<br />Corehole #21012-12 <br />CORE DESCRIPTION <br />Location: Sec. 2, T2N, R101W <br />Elevation: 5403' <br />Date: 12/10/78 <br />D Roof 532.3' to 534.3' (2. 0) <br />siltstone, brown to gray, few carbonaceous fragments, <br />grain size fines downward; shale, brown to black, <br />carbonaceous <br />D Coal 534.3' to 542.3' (8.0') <br />COAL, black, vertically fractured <br />D Floor 42.3' to 543.3' (1.0') <br />Shale, brown to black, carbonaceous, coaly; <br />• siltstone, gray, carbonaceous <br />B Roof 564.2' to 566.2' (2.0') <br />Sandstone, gray, very fine grained, with a few <br />thin siltstone layers near bottom <br />B Coal 566.2' to 573.15' (6.45') <br />COAL, black; shale, brown to black, carbonaceous, <br />thin sandstone, gray, very fine grained from <br />568.75' to 569.05' <br />B Floor 573.15 to 574.15 (1.0') <br />Shale, brown to black, carbonaceous, coaly <br />n <br />U <br />