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q <br />144 <br />WELL FBR 2 <br />Date Started: 7/5/79 Drilled by: T. Leach <br />Starner Drilling <br />Cete Completed: 9/7/79 <br />Rig: Gardner-Denver Air Rotary <br />Location: SW 1/4, SW 1/4, Sec 12 T5N R86W 6 1/4 inch tricone bit <br />Total Depth: 914 ft Logged by: D. Simpson, WWLL <br />Well Casing Length: 865.8 ft Geophysical Logging by: <br />B. Navakovich, Geologist <br />Elevation Well Casing Top: 7018.6 ft Century Geophysical Corp. <br />Ground Surface Elevation: 7018.1 ft <br />Depth <br />range, Character of Materials <br />feet <br />0-5 TOPSOIL dark brown containing weathered light brown sandstone <br /> fragments <br />5-15 SANDSTONE light brown, weathered, very fine grained, poorly <br /> sorted, contains quartz, feldspar, and dark heavy minerals <br />15-40 SANDSTONE grey, very fine, angular grains, poorly sorted <br />40-50 SANDSTONE light grey, very fine grained with interbedded <br /> hard grey siltstone <br />50-80 SANDSTONE grey, fine grained with shaley laminae <br />80-95 SHALE black, hard, with interbedded sandstone, grey <br />95-240 SANDSTONE medium to dark grey with locally interbedded <br /> siltstones and shales <br />240-265 SHALE black, fissile with interbedded sandstones, 260-265 <br />265-285 SANDSTONE grey, fine grained, with shale laminae <br />285-315 SHALE black, hard, fissile <br />315-330 SANDSTONE grey, fine grained with shale laminae <br />330-430 SHALE black, fissile, with interbedded sandstones and siltstones <br />430-460 SILTSTONE dark grey, with interbedded shale, black <br />460-800 SHALE black with interbedded siltstone, dark grey <br />