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<br /> <br />160 <br />WELL FBR 10 <br />Date Started: 9/25/79 Drilled by: T. Leach <br />Starner Drilling <br />Date Completed: 9/27/79 <br />Rig: Gardner-Denver Air Rotary, <br />Location: SW 1/4, SW 1/4, Sec 11 T5N R86W 6 1/4 inch tricone bit <br />Total Depth: 365 ft Logged by: D. Lundy, Geologist <br />Brown and Caldwell <br />Well casing Length: 365.10 ft <br />Geophysical Logging by: <br />Elevation Well Casing Top: 6674.3 ft B. Navakovich, Geologist <br />Century Geophysical Corp. <br />Ground Surface Elevation: 6674.3 ft <br />Depth <br />range, Character of Materials <br />feet <br />0-7 TOPSOIL brown; clayey, sandy silt; soft; moist <br />7-15 SANDSTONE tan; weathered; very fine to medium; soft; moist <br />15-20 SANDSTONE tan to light grey; silt, very fine to medium; <br />weathered to fresh; soft to consolidated; moist to dry with depth <br />20-53 SANDSTONE light grey; silty, very fine to medium, mostly fine; <br />talc-cement; moderate to well indurated; dry <br />53-56 SHALE dark grey; silty; horizontal bedding to massive; poor <br />induration but dense; moist <br />56-95 SILTSTONE, SANDSTONE AND SHALE interbeds up to 4 ft; medium to <br />dark grey; poor to well indurated; local talc-cement; moist <br />95-135 SILTSTONE AND SHALE medium grey to black; horizontal bedding; <br />talc-cement; moderate to well indurated; wet below 95 ft <br />135-277 SANDSTONE light grey; very fine to medium, mostly fine; little <br />talc-cement; poor to well consolidated; porous, readily absorbs <br />HCL acid <br />277-295 SANDSTONE, SILTSTONE AND SHALE interbeds up to 4 ft thick; light <br />grey, dark grey and black, respectively; sandstone fine grained, <br />talc-cemented, hard; siltstone horizontally bedded, talc-cemented, <br />hard; shale fissile, moderately indurated <br />295-313 SHALE AND SILTSTONE medium grey to black; bedded and massive; <br />soft to hard <br />