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Figure 1, General Stratigraphic Column <br />PSCM 2012 NOl <br />FISH CREEK <br />& # SEAMS <br />TWENTYMILE <br />SANDSTONE <br />LOCAL STRATIGRAPHIC COLUMN <br />8 <br />MARINE SHALE <br />TONGUE OF <br />LEWIS SHALE <br />LENNOX COAL <br />0- <br />WOLF CREEK <br />SEAMS <br />TROUT CREEK <br />SANDSTONE <br />April 2012 <br />Sage Creek Coal Co., LLC <br />Peabody Sage Creek Mine <br />TYPICAL LITHOLOGY SECTION <br />0 - 40 FT SURFACE WEATHERED <br />500 FT LEWIS SHALE (deep basin areas) <br />85 FT UPPER COAL GROUP SS & SH (FISH CK & # SEAMS) <br />165 FT HOLDERNESS MEMBER SS & SH INTERBEDDED <br />170 FT TWENTYMILE SANDSTONE <br />540 FT MARINE SHALE MEMBER (TOG <br />5 FT LENNOX SANDSTONE <br />4 FT LENNOX COAL SEAM (MARKER BED) <br />25 FT THIN SS & SH BEDS (E & D SANDSTONE) <br />15 FT C SANDSTONE <br />4 FT THIN SILTSTONE & SHALES <br />10 FT B SANDSTONE <br />3 FT THIN SILTSTONE & SHALES (ROOF CONTACT) <br />9 FT WADGE COAL SEAM <br />10 FT THIN SS & SILTSTONE BEDS (FLOOR CONTACT) <br />2 FT WADGE LEADER COAL (UNDER - RIDER) <br />40 FT THIN INTERBEDDED SS & SH & SILTSTONE <br />16 FT SAGE CREEK SS <br />10 FT THIN INTERBEDDED SS & SH & SILTSTONE <br />2 FT SAGE CREEK COAL SEAM (MARKER BED) <br />100 FT INTERBEDDED SS & SH <br />15 FT WOLF CREEK SEAMS (2 -3 SPLITS WF & WC) <br />25 FT INTERBEDDED SS & SH <br />2 FT YAMPA BED (VOLCANIC TUFF MARKER BED) <br />15 FT INTERBEDDED SS & SH <br />90 FT TROUT CREEK SANDSTONE <br />