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W ¢ ° MEEKER PROJECT FIGURE NORTHERN COAL COMPANY N °' MEEKER a' R 10 BLANCO BLANC�O] CO.COLCOUNTIES, COLORADO I ui °OBSERVATION pRIO HOLE $0 -02 SEC. 21, TWP 2N,RNG 93W W c� c` a HYDROLOGY PROGRAM SEPTEMBER , 1980 1C�Jpp PkSfl CD J C Shale., siltstone and sandstone Siltstone, argelaceous, calcareous Leonard Rice Cww Water Engim- be. -- i.•.•. lenses Shale, silty to sandy with silt- 50ONCCOI OBSERVATION HOLE CONSTRUCTION FF -C GEOPHYSICAL LOGS GAMMA BULK RAY DENSITY CALIPER (sgu) (g /cm3 ) (inches) 0 200 6000 0 11" fi I I UFF2 -COAL 3 ' I UFF1 -COAL I I I I i I K F -CO_AL F LFF - COAL E I i 1 I I I i I j I I ; j EE -COAL= , I I, I i —� - DD -COAL 4 I I I I I I I I I I I ' I I I j II I I I I ' �c I I, I i GEOLOGY LOG (DEPTH ADJUSTED) °oa Alluvium, oxidized, calcareous Claystone, sandy, calcareous Claystone, calcareous Shale, sandy, calcareous Sandstone, friable, calcareous, ;�•: shale stringers, coal stringers Shale, silty to sandy, siltstone + stringers, calcareous .•i Sandstone, calcareous, shale interbedded Shale, silty to sandy Coal -- Claystone, sandy, carbonaceous Shale, traces coal Siltstone, some sand Shale Sandstone, slightly friable Coal, clean Shale with coal Shale, sandy stringers, some black shale Sandstone, slightly friable, cal - 1' careous, trace carbonaceous _ Shale with coal r Sandstone, calcareous, friable, trace carbonaceous Shale, silty to sandy stringers throughtout i•'•'•' Sandstone, calcareous, friable, trace carbonaceous Shale, silty to sandy Coal Shale Ij Shale, silty to sandy, siltstone stringers, carbonaceous at top, coal at bottom Sandstone, friable IF Shale, silty to sandy, carbona- ceous , trace coal, calcareous, siltstone and sandstone stringers ��••- Siltstone, argelaceous in parts Sandstone, calcareous Shale, calcareous siltstone and sandstone stringers, sandy in upp- _ an er 15 feet, trace carbonaceous, coal stringers I M2-COAL oal with shale parting i M1 -COAL i hale, sandstone stringers, trace I o I carbonaceous, coal zone i o i L -COAL 1600 iltstone, argelaceous stringers, UK -COAL r I _` arldy, coal stringers Shale, sandy Kr -COAL oal, slightly shaley I 'iltstone, calcareous —' •. y Siltstone, calcareous, some I ® stingers L „. 1. shale, trace sand I K -COAL 6 " Shale., siltstone and sandstone Siltstone, argelaceous, calcareous -'- -- i.•.•. lenses Shale, silty to sandy with silt- } c� �• Sandstone, slightly calcareous, carbonaceous material f ' LIM . slightly friable some carbona- Coal, clean ceous, some shale interbedded Shale, some carbonaceous material 1600 © °.." -- - Siltstone, calcareous, sandy Shale, silty to sandy, slightly .. calcareous, trace carbonaceous Shale, sandy, sandstone stringers © and coal & lenses, slightly calcareous � � m �• ••r• Sandstone, calcareous, algela- ; Siltstone, slightly calcareous y ceous in points, trace carbona- I 7W cn ceous, trace pyrite, some silt- I I 'H -COAL stone lenses, . shale stringers I G-L CgAL Shale, sandy Sandstone, calcareous, shalev ,i. Sandstone, calcareous grading to i I Siltstone, calcareous, sandstone I I argelaceous and shale stringers, trace car - i rT bonaceous Shale and sandstone, calcareous, Shale sand zone siltstone siltstone stringers, trace of car- , I o bonaceous and coal 80_0' 'lam _ Shale, silty to sandy in parts, siltstone stringers, trace car- bonaceous I � � I I, • „• {• Siltstone, calcareous Shale, trace carbonaceous material Shale, sandy, some carbonaceous shale, siltstone stringers, sand- 944 ° stone lenses � -' i.'•' -L' Sandstone, calcareous, friable, some carbonaceous material Shale, sandy in points Sandstone, slightly friable, tal- i i I careous, shale stringers Shale, slightly carbonaceous, siltstone streaks and stringers i• Sandstone, calcareous, trace of 1000 Shale, calcareous siltstone stringers, carbonaceous Sandstone, calcareous Shale, trace carbonaceous at top, sandy zones i '.'P Sandstone, calcareous m Shale, carbonaceous at top, cal - careous siltstone stringers Sandstone, slightly calcareous, r, shale stringers, carbonaceous aterial at top Carbonaceous shale, sandstone at 1100 _ ase Shale - r - - - Sandstone, calcareous Shale, calcareous X-COAL I I Coal with shaley top I Shale, sandy Coal Siltstone Shale, sandy Siltstone, calcareous 1 Shale, siltstone stringers _ 1200 t� V -COAL 1 Coal Siltstone, calcareous 1 Shale, sandy in part, siltstone i i © stringer, sandstone stringers l • ... r Siltstone, slightly calcareous, j .;•,4”„ .. ., shale and sandstone stringers T -COAL . iI Shale, sandy, coal stringer at top I 1300 •• Siltstone, calcareous, trace car- . I �.. .. "..1.�'bonaceuus, shale stringer, argela- ceous a Shale, carbonaceous material, 1 sandy i !•••,•�•• Sandstone, calcareous, carbona- ceous material - ! I ••L'• Siltstone, sandy, calcareous, I _ argelaceous at base 1UP-COAL I I Coal, clean Sandstone, calcareous, argela- I 1 1400 '= ceous stringers ' ••:: Siltstone, sandy, calcareous, - k argelaceous at base P_ COAL Coal, clean j - Shale, sandy stringers •:•;i Sandstone, calcareous Shale, sandy lenses 150Q ••.••Sandstone, _ t calcareous, argela- ceous stringers, several calcar- L —t-- -' _ I eous ous siltstone stringers i Siltstone, calcareous, slightly �;•;., - rgelaceous, trace carbonaceous M2-COAL oal with shale parting i M1 -COAL i hale, sandstone stringers, trace I o I carbonaceous, coal zone i o i L -COAL 1600 iltstone, argelaceous stringers, UK -COAL r I _` arldy, coal stringers Shale, sandy Kr -COAL oal, slightly shaley I 'iltstone, calcareous Shale, silty to sandy, sandstone I ® stingers L „. 1. andstone, slightly calcareous I K -COAL oal " Siltstone, argelaceous, calcareous _1700 Shale, sandy Shale, silty to sandy with silt- } c� stone and sandstone stringers, r carbonaceous material f ' LIM . Coal, clean J -COAL Shale, sandy stringers 1600 © °.." -- - Siltstone, calcareous, sandy stringers, trace shaley coal .. ! Shale, sandy, sandstone stringers © i & lenses, slightly calcareous � � m j Siltstone, slightly calcareous Shale, sandy, sandstone lenses I grading to siltstone at base I t� 1900 'H -COAL Coal shale, Partin g G-L CgAL Sandstone, calcareous, shalev stringers i I Siltstone, calcareous, sandstone I I and shale stringers, trace car - i rT bonaceous Shale sand zone siltstone stringers, trace carbonaceous, j sandy throughout 2000 Siltstone, slightly calcareous, sandstone lenses, shaley_stringez.s. F3-COAL •'�• Coal with 3 feet parting F2 -COAL ! - Siltstone, slightly calcareous, ••'1•••• argelaceous and carbonaceous at top iI Shale, sandy 2100 Siltstone, calcareous, sandstone lenses i Shale, sandy in points, scattered a carbonaceous TD 2140' t