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<br />o
<br />1 LIES _ . .'i �W _
<br />NORTHERN COAL COMPANY
<br />FIGURE MEEKER 8 RIO BLANCO
<br />+ p G COUNTIES COLORADO
<br />OBSERVATION HOLE 80 -06 OCTOBER, 1980,rl 93W
<br />a �t
<br />HYDROLOGY PROGRAM
<br />Leonard Rice Consulting Wafer Engineers, Inc.
<br />500 NCCOI
<br />NOV, 1980
<br />OBSERVATION GEOPHYSICAL LOGS GEOLOGY LOG
<br />HOLE'` , '' ( CONDENSATION OF
<br />CONSTRUCTION 't z�. CORE LOG )
<br />~ t., GAMMA BULK _
<br />G -U RAY DENSITY CALIPER
<br />P -0 (sgu) (g /Cm3) w (inches)
<br />0 0 200 6000 0 > 10 5
<br />L ..ail & al 1. uv ium
<br />I ® Shale, sand}, siltstone ,n-ingor•:
<br />' I
<br />__ _ _ __ __ _ I .. 1 = Ciay�c;o ne. ti.11u •v
<br />Iy�Y Sandstone, calcareous, friable
<br />III I r ,
<br />' I
<br />I I
<br />1-
<br />I
<br />391
<br />459
<br />460
<br />r 11s
<br />1054
<br />1145 '
<br />,
<br />J
<br />TOP
<br />PLUG
<br />TOP OF
<br />GRAVEL
<br />=TOP OF
<br />PERFORATI
<br />BOTTOM OF
<br />'ERFORATIOP
<br />—BASE OF
<br />GRAVEL
<br />MIDDLE
<br />PLUG
<br />TOP OF
<br />GRAVEL
<br />_80•T4011014
<br />_EERFORATIO
<br />BASE OF
<br />GRAVEL
<br />BASAL
<br />PLUG
<br />TD.
<br />I
<br />l
<br />I
<br />i
<br />4
<br />I I
<br />I
<br />I
<br />I
<br />I I
<br />I I
<br />i
<br />I
<br />i
<br />- i
<br />I �
<br />I I
<br />I
<br />� I
<br />I
<br />I I �
<br />I
<br />I '
<br />I,
<br />1 I
<br />I I 1
<br />Shalt, sandy, sandstone stringers
<br />No sample
<br />1
<br />2 _ le p
<br />_ 100 Shale•, carbonaceous, coal & sand -
<br />stone stringers
<br />4 Sand
<br />• stone, shaley, carbonaceous,
<br />','y ,coal -zone
<br />Siltstone, calcareous catbon-
<br />•ac0ous
<br />A.n d s t. o 11 e, t race Ca rl)G'I1C eous,
<br />.- cTtcoaly to ,'.!:ale,• ccnes
<br />is 51Coal
<br />1 . Shale. c. criacecus, co,a_
<br />lenses
<br />.'; Sandstone, i calcareous, carbon -
<br />W aceous
<br />'• Siltstone, calcareous with coal.
<br />brd
<br />• Shale, sandv, trace earborl-
<br />U2 y ecvous, cnaly stringers
<br />U� Siltstone, Calcareous, carbon-
<br />Iceous
<br />'hale, sandy, calcareous, silt-
<br />stringers
<br />.Sandstone, calcareous, friable,
<br />r some water flowing
<br />••'Siltstone, calcareous, carbon-
<br />: aceous, e:l:aly at top
<br />• Sandstone, calcareous, friable,
<br />T r argelaceous stringers, nal
<br />:�.5 1.11ngers
<br />S � >hale, carbonaceous, sandy
<br />i'• "Sanditone, calcareous, carbon-
<br />••�•. aceous, coal zone, sfiale and
<br />UP 4 silty stringers
<br />7 •Shale, silty to sandv, _arbon-
<br />8 al'eous• zone
<br />UP 9 Cca t
<br />'hale, sandy
<br />10 Sandstone, calcareous, carbon -
<br />ccous
<br />P II 'hale, silty, carbonaceous and
<br />silty stringers
<br />12 oal
<br />Sandstone, with shale zones, c: ;, -
<br />'.:.T{ honaceous, silty, friable
<br />Shale, sandstone lenses, coal
<br />st ringer
<br />.. �•Sa rids t one , triable, calcareous,
<br />carbonaceous, shale zones
<br />Shale, sandstone lenses
<br />O
<br />M
<br />L
<br />UK
<br />KR
<br />'.Santtstonc, friable, shale zones
<br />— p ;hale, sandy stringers, carbon -
<br />a aceous
<br />Shale, coal stringers, sandy
<br />stringer
<br />m
<br />••Siltstone, sandy stringer
<br />S "Sands t one , friable, carbonaceous,
<br />=h ,l oy .. r•nes, coal <Triri>,or
<br />••' Sandstone, friable, calcareous,
<br />I 7 carbonaceous
<br />FSandstone, siltstone stringer
<br />-- - 13 -�ea�•r9'r•rc+ne ;---- TSneh, e.sn r
<br />14 © stringer, coal zone at top
<br />1 Coal I
<br />15 p Shale, calcareous, carbonaceous,
<br />I � siltstone & sandstone stringers
<br />i
<br />16 }: Sandstone, calcareous, corbon-
<br />17 aceous, friable
<br />Shale, trace sandstone
<br />18 Sandstone, trace siltstone, car-
<br />bonaceous, shaley zone
<br />19
<br />Coal; with carbonaceous, siltstone
<br />2 0 partings at top and bottom
<br />21
<br />Shale, sandstone stringers
<br />22 *T Sandstone, silty, shaley zones
<br />Shale, silty to sandy, calcareous;
<br />900 sandstone and carbonaceou,
<br />—_ stringers, coal zone at bottom
<br />I k`'
<br />24 Shale, calcareous, sandstone
<br />25 stringer
<br />i
<br />�• Siltstone „ .carbonaceous, pyrite
<br />26 zones
<br />..'(. arbonaceous shale, silty
<br />27 •,'A Sandstone, calcareous, shaley t
<br />•H,_arbonaceous at bottom
<br />-_ c .+.' Sandstone, f calcareous, carboi_
<br />102 • :+ccous, friable, shale zones
<br />)hale, s�'6.y_.turning carbonaceous:
<br />30 Coal with carbonaceous shul,
<br />partings
<br />31
<br />32 Shale, carbonaceous, sandst,Inr
<br />tr'ngers
<br />,hale, carbonaceous, sill.
<br />'oal
<br />Carbonaceous sale, calcareous
<br />Coal
<br />I o
<br />1100 ♦Shale, sandstone & coal strins•,•r,
<br />Sandstone, carbonaceous stria ;, -r,
<br />'. coaly zones
<br />I. 34Z IVo sample
<br />INDICATES CORED INTERVAL,
<br />3 MORE DETAILED INFORMATION
<br />AVAILABLE
<br />"3'
<br />I
<br />_
<br />:. ..'y -,.
<br />�.Uj. 1 �f - -----1?
<br />• y d .
<br />(I "4 ❑ RI V IIIr�J�
<br />i IvPr.Sr.t.
<br />k•,. »' a ..
<br />❑ Rr 11Vl O
<br />Hydn.❑C........ I
<br />-
<br />❑r„ Ivpr
<br />❑Aprh,.:m a: t(,.jj
<br />nlyl L1 RpnJ G 1_n...... rnr:a O
<br />INDICATES CORED INTERVAL,
<br />3 MORE DETAILED INFORMATION
<br />AVAILABLE
<br />"3'
<br />
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