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_ [•1'i ([ti I tJG E'UI:L COt-tPANY <br />• DRILL IhLE LOG <br />• Hole r7o. 1NEiL 1A Hole Location TBN, R78W Sec. 11 1370 FNL, 660 FWL <br />Surface E1. 8206 Property Sigma Mine Extension <br />Date Spudded 12-6-79 Date Completed 12-6-79 T•D• 379 <br />Drilling Contractor_ Teton E~loration Drilling Co. <br />Logging Contractor Not Logged <br />T.D. (Log) --- [sole Size 7" Geologist M.J. Minkel <br />Comments Drilled for installation DF PVC pipe for water qualm moni=__ <br />toring station. Bottom 17' of hole cored. <br />Description by Willard Owens Associates. <br />n <br />U <br />• <br />INTERVAL DESCRIP'PION <br />0'-15' Mudstone, tannish-gray, small spots of limonite, clay binder <br />15'-20' Mudstone, gray, shaley, moderate shale parting <br />20'-35' Shale, black, carbonaceous, thin coal streaks <br />35'-50' Mudstone, gray-lt. gray, moderately shaley parting 35'-40' <br /> and 45'-50', very thin coal streaks throughout <br />50'-100' Shale, gray, muddy, moderate fissility, mudstone stringers <br /> throughout <br />100'-105' Mudstone, gray, ~oith shale partings and thinly interbedded <br /> quartz sandstone <br />105'-115' Shale, gray-black, carbonaceous, with some thin coal stringe <br />115'-135' Shale, gray, muddy, with some thin beds of mudstone, <br /> slightly calcareous _ <br />135'-140' Shale, gray to gray-white, muddy, with interbedded fine- <br /> grained hiotite questzo-feldspathic sandstone, calcareous _ <br />- binder <br />140'-160' Mudstone, gray, with shale partings, slightly calcareous <br />160'-215' Mudstone, gray to gray-white, with shale parting and ir,ter- <br />rs <br />Continued on Page 2 <br />