subsurface geology and coal resources of the pennsylvanian system ...
subsurface geology and coal resources of the pennsylvanian system ...
subsurface geology and coal resources of the pennsylvanian system ...
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PAGE<br />
Structure <strong>of</strong> Herrin (No. 6) <strong>coal</strong> bed ............................................................<br />
108<br />
Coal beds <strong>of</strong> mineable thickness ................................................................<br />
108<br />
Protection <strong>of</strong> <strong>coal</strong> beds ........................................................................<br />
109<br />
Oil <strong>and</strong> gas <strong>resources</strong> .........................................................................<br />
109<br />
SUBSURFACE GEOLOGY OF RICHLAND COUNTY<br />
BY RAYMOND SIEVER AND GILBERT H . CADY<br />
Introduction ................................................................................. 111<br />
Key beds ....................................................................................<br />
111<br />
Shoal Creek limestone ....................................................................<br />
111<br />
West Franklin limestone .................................................................. 111<br />
"No . 7" <strong>coal</strong> bed .........................................................................<br />
114<br />
Herrin limestone <strong>and</strong> No . 6 <strong>coal</strong> bed ........................................................ 115<br />
No.5A<strong>coal</strong>bed .......................................................................... 116<br />
Harrisburg (No. 5) <strong>coal</strong> bed ...............................................................<br />
116<br />
O<strong>the</strong>r beds .................................................................................. 118<br />
Coal bed 80 to 100 feet below No . 5 !"No . 4") ............................................... 118<br />
Coal bed 150 feet below bTo . 5 ("No . 2") .................................................... 118<br />
Coal beds 235 <strong>and</strong> 270 feet below No . 5 ("Dekoven" <strong>and</strong> "Davis" beds) ........................ 119<br />
TJmestone 300 to 32C feet below No . 5 <strong>coal</strong> bed .............................................. 119<br />
Limestone 350 feet below No . 5 <strong>coal</strong> bed .................................................... 120<br />
Structure <strong>of</strong> <strong>the</strong> formations ..................................................................... 120<br />
Exploration for oil <strong>and</strong> gas .................................................................... 121<br />
Coal<strong>resources</strong> ............................................................................... 123<br />
APPENDIX<br />
Tabulated data. on key beds for Clay County .................................................... 4<br />
Tabulated data on key beds for Edwards County ................................................. 45<br />
Tabulated data on key beds for Gallatin County ................................................. 65<br />
Tabulated data on key beds for Hamilton County ................................................ 84<br />
Tabulated data on key beds for Richl<strong>and</strong> County ................................................ 117<br />
ILLUSTRATIONS<br />
FIGURE<br />
PACE<br />
1 . Index map <strong>of</strong> areas studied in this report .................................................... 9<br />
2 . Distribution <strong>of</strong> outcrops <strong>of</strong> Omega limestone in Clay County in relation to drill hole No . 377 ...... 33<br />
3 . Distribution <strong>of</strong> West Franklin limestone in Clay County ..................................... 42<br />
4 . Interval between No . 5 <strong>and</strong> No . 6 <strong>coal</strong> beds in Clay County .................................. 43<br />
5 . Interval between No . 6 <strong>coal</strong> bed <strong>and</strong> base <strong>of</strong> Pennsylvanian, <strong>and</strong> pre-Pennsylvanian areal <strong>geology</strong><br />
in Clay County ........................................................................ 44<br />
6 . Caseyville conglomerate from a drill core in Clay County .................................... 46<br />
7 . Variations in estimated thickness <strong>of</strong> No . 6 <strong>coal</strong> bed in Clay County ............................ 49<br />
8 . Graphic logs <strong>of</strong> control drill holes in <strong>the</strong> nor<strong>the</strong>rn part <strong>of</strong> Edwards County ...................... 52<br />
9 . Graphic logs <strong>of</strong> control drill holes in <strong>the</strong> central part <strong>of</strong> Edwards County ..........:............ 53<br />
10 . Graphic logs <strong>of</strong> control drill holes in <strong>the</strong> sou<strong>the</strong>rn part <strong>of</strong> Edwards County ...................... 54<br />
11 . Albion fault zone in Edwards County ...................................................... 64<br />
12 . Graphic logs <strong>of</strong> two drill holes on ei<strong>the</strong>r side <strong>of</strong> <strong>the</strong> nor<strong>the</strong>rn part <strong>of</strong> Ridgeway fault, showing displacement<br />
in sou<strong>the</strong>rn White County ..................................................... 72<br />
13 . Graphic logs <strong>of</strong> three drill holes adjacent to <strong>the</strong> Inman East fault in Gallatin County ............ 76<br />
14 . Graphic logs <strong>of</strong> drill holes arranged from west to east, from Omaha to Inrnan East pools in Gallatin<br />
County ............................................................................... 83<br />
15 . Interval between No . 6 <strong>and</strong> No . 5 <strong>coal</strong> beds in Gallatin County ................................ 86<br />
16 . Interval between No . 6 <strong>coal</strong> bed <strong>and</strong> <strong>the</strong> base <strong>of</strong> <strong>the</strong> Lower Kincaid limestone in Gallatin County . . 88<br />
17 . Comparison <strong>of</strong> diamond-drill log <strong>and</strong> drilling time, cuttings study, electric, <strong>and</strong> driller's logs in<br />
Gallatincounty ....................................................................... 91<br />
18 . Graphic log <strong>of</strong> Exchange Oil Co., Opal Evans No . 1 in Gallatin County ........................ 93<br />
19 . Comparison <strong>of</strong> electric log <strong>and</strong> diamond drill hole log in Hamilton County ...................... 98<br />
20 . One-foot drilling time log <strong>of</strong> Magnolia-Ma<strong>the</strong>ny No . 1 drill hole in Hamilton County ............. 99
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