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rn~a Nv. 3 <br />INTERVAL LITHOLOGY <br />• <br />DESCRIPTION <br />~J <br />ELEVATION <br />140 - 160 Siltstone, Soft light gray siltstone and brown carbonaceous shale <br /> Carbonace- <br /> ous Shale <br />160 - 190 Siltstone Soft light gray siltstone with carbonaceous streaks <br />190 - 200 Carbonace- Soft gray carbonaceous shale and siltstone <br /> ous Shale, <br /> Siltstone <br />200 - 210 Siltstone, Hard dark gray s iltstone and carbonaceous shale <br /> Carbonace- <br /> . ous Shale <br />210 - 220 Siltstone Soft light gray siltstone <br />220 - 240 Siltstone Soft light gray siltstone with carbonaceous shale streaks <br /> <br />240 - 250 Carbonace- Soft brown-black carbonaceous shale with dull bony coal <br /> ous Shale stringers <br />