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  • Historical:Anvil Rock Sandstone Member
    Figure P-13.jpg|{{file:Figure P-13.jpg}}
    3 KB (397 words) - 15:56, 25 January 2017
  • Historical:Herrin Coal Member
    Figure P-13.jpg|{{file:Figure P-13.jpg}}
    4 KB (600 words) - 16:20, 25 January 2017
  • Historical:Carbondale Formation
    Figure P-2.jpg|{{file:Figure P-2.jpg}} Figure P-5.jpg|{{file:Figure P-5.jpg}}
    5 KB (747 words) - 22:02, 24 January 2017
  • Anvil Rock Sandstone Member
    Figure P-13.jpg|{{file:Figure P-13.jpg}}
    4 KB (474 words) - 16:56, 25 January 2017
  • Historical:Cedar Valley Limestone
    Figure D-3C.jpg|{{file:Figure D-3C.jpg}} Figure D-3D.jpg|{{file:Figure D-3D.jpg}}
    6 KB (824 words) - 21:39, 6 January 2017
  • File:C605-Figure-41.jpg
    |File name=C592-Figure-41.jpg |image_no=Figure 41
    (1,902 × 2,028 (699 KB)) - 16:05, 17 August 2023
  • Historical:St. Peter Sandstone
    Figure O-2A.jpg|{{file:Figure O-2A.jpg}}
    5 KB (746 words) - 16:01, 21 December 2016
  • Cedar Valley Limestone
    Figure D-3C.jpg|{{file:Figure D-3C.jpg}} Figure D-3D.jpg|{{file:Figure D-3D.jpg}}
    6 KB (895 words) - 17:24, 11 January 2017
  • File:C605-Figure-15.jpg
    |File name=C605-Figure-15.jpg |image_no=Figure 15
    (2,100 × 1,703 (1.09 MB)) - 15:54, 17 August 2023
  • St. Peter Sandstone
    Figure O-2A.jpg|{{file:Figure O-2A.jpg}}
    6 KB (814 words) - 18:37, 12 January 2017
  • File:C605-Figure-30.jpg
    |File name=C605-Figure-30.jpg |image_no=Figure 30
    (2,116 × 2,474 (1.64 MB)) - 14:18, 22 August 2023
  • File:C605-Figure-02.jpg
    |File name=C605-Figure-02.jpg |image_no=Figure 2
    (1,819 × 2,181 (429 KB)) - 16:28, 22 August 2023
  • File:C605-Figure-34.jpg
    |File name=C605-Figure-34.jpg |image_no=Figure 34
    (2,164 × 1,455 (543 KB)) - 16:02, 17 August 2023
  • File:C605-Figure-14.jpg
    |File name=C605-Figure-14.jpg |image_no=Figure 14
    (1,912 × 1,889 (461 KB)) - 13:49, 23 August 2023
  • File:C605-Figure-47.jpg
    |File name=C592-Figure-47.jpg |image_no=Figure 47
    (2,093 × 2,653 (981 KB)) - 16:33, 22 August 2023
  • File:C605-Figure-38.jpg
    |File name=C605-Figure-38.jpg |image_no=Figure 38
    (1,300 × 2,541 (523 KB)) - 13:53, 23 August 2023
  • File:C605-Figure-27.jpg
    |File name=C605-Figure-27.jpg |image_no=Figure 27
    (1,418 × 1,307 (196 KB)) - 15:59, 17 August 2023
  • File:C605-Figure-10.jpg
    |File name=C605-Figure-10.jpg |image_no=Figure 10
    (1,836 × 2,400 (859 KB)) - 13:46, 23 August 2023
  • File:Penn carbondale 4-43.jpg
    |Caption=Figure 4-43. Section from the ravine northeast of Summum, showing the Houchin Cre
    (1,155 × 3,138 (484 KB)) - 19:17, 23 December 2020
  • Will Scarlet Shale Member
    ...the Davis Coal in the depth interval of 162.0 to 167.5 ft (49.4 to 51.1 m; Figure 4-15). Gamma-ray and electric logs were run in the Morris borehole. ...s the Davis Coal in the depth interval of 174.7 to 176.8 ft (53.2 to 53.9; Figure 4-13).
    8 KB (1,230 words) - 16:35, 9 February 2022
  • File:C605-Figure-01.jpg
    |File name=C605-Figure-01.jpg |image_no=Figure 1
    (1,704 × 2,400 (727 KB)) - 13:57, 23 August 2023
  • File:C605-Figure-08.jpg
    |File name=C605-Figure-08.jpg |image_no=Figure 8
    (2,350 × 1,736 (1.52 MB)) - 16:42, 21 August 2023
  • Historical:Cenozoic Erathem
    Figure K-1A.jpg|{{file:Figure K-1A.jpg}} Figure K-1B.jpg|{{file:Figure K-1B.jpg}}
    3 KB (381 words) - 05:20, 28 December 2016
  • File:C605-Figure-26.jpg
    |File name=C605-Figure-26.jpg |image_no=Figure 26
    (1,573 × 1,782 (285 KB)) - 13:51, 23 August 2023
  • File:Penn carbondale 4-67.jpg
    |Caption=Figure 4-67. Graphic log based on core from Kentucky Geological Survey borehole W
    (2,224 × 2,859 (692 KB)) - 21:37, 27 January 2021
  • File:Penn carbondale 4-64.jpg
    |Caption=Figure 4-64. Reference section for the Vermilionville Sandstone Member.
    (1,711 × 1,870 (467 KB)) - 22:00, 23 December 2020
  • File:C605-Figure-07.jpg
    |File name=C605-Figure-07.jpg |image_no=Figure 7
    (1,388 × 2,287 (320 KB)) - 13:45, 23 August 2023
  • Dekoven Coal Member
    ...ck and occupies the depth interval from 139.4 to 142.6 ft (42.5 to 43.5 m; Figure 4-13).
    8 KB (1,170 words) - 16:31, 9 February 2022
  • File:C605-Figure-60.jpg
    |File name=C605-Figure-60.jpg |image_no=Figure 60
    (1,703 × 2,149 (713 KB)) - 16:12, 17 August 2023
  • File:C605-Figure-59.jpg
    |File name=C605-Figure-59.jpg |image_no=Figure 59
    (1,729 × 1,032 (345 KB)) - 16:12, 17 August 2023
  • Historical:Middle Devonian Series
    Figure D-3A.jpg|{{file:Figure D-3A.jpg}} Figure D-3B.jpg|{{file:Figure D-3B.jpg}}
    4 KB (626 words) - 20:53, 5 January 2017
  • Historical:Kewanee Group
    Figure P-2.jpg|{{file:Figure P-2.jpg}} Figure P-5.jpg|{{file:Figure P-5.jpg}}
    3 KB (397 words) - 21:41, 2 March 2018
  • Historical:Absaroka Sequence
    Figure 14.jpg|{{file:Figure 14.jpg}} Figure P-3D.jpg|{{file:Figure P-3D.jpg}}
    3 KB (482 words) - 22:16, 19 January 2017
  • File:Penn carbondale 4-63.jpg
    |Caption=Figure 4-63. Klein Bridge and Greenhouse sections of Willman and Payne (1942), th
    (2,290 × 2,286 (807 KB)) - 21:58, 23 December 2020
  • Historical:Virgilian Series
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    2 KB (252 words) - 22:20, 19 January 2017
  • Historical:Mattoon Formation
    Figure P-16.jpg|{{file:Figure P-16.jpg}} Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (441 words) - 22:23, 19 January 2017
  • Historical:Bond Formation
    Figure P-15.jpg|{{file:Figure P-15.jpg}} Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (429 words) - 15:49, 23 January 2017
  • Cenozoic Erathem
    Figure K-1A.jpg|{{file:Figure K-1A.jpg}} Figure K-1B.jpg|{{file:Figure K-1B.jpg}}
    3 KB (459 words) - 20:27, 12 January 2017
  • Davis Coal Member
    ...the entire core; a graphic log of the relevant portion is presented here (Figure 4-13). ...guish this seam from the Dekoven, which lacks overlying radioactive shale (Figure 4-14).
    12 KB (1,795 words) - 16:31, 9 February 2022
  • Historical:Pounds Sandstone Member
    Figure P-9.jpg|{{file:Figure P-9.jpg}}
    2 KB (257 words) - 21:48, 27 January 2017
  • Historical:Jamestown Coal Member
    Figure P-3B.jpg|{{file:Figure P-3B.jpg}}
    2 KB (268 words) - 16:14, 25 January 2017
  • Historical:Modesto Formation
    Figure P-14.jpg|{{file:Figure P-14.jpg}} Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (469 words) - 15:44, 24 January 2017
  • Historical:Pokeberry Limestone Member
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    2 KB (274 words) - 16:00, 25 January 2017
  • Middle Devonian Series
    Figure D-3A.jpg|{{file:Figure D-3A.jpg}} Figure D-3B.jpg|{{file:Figure D-3B.jpg}}
    5 KB (698 words) - 21:35, 6 January 2017
  • Historical:St. Louis Limestone
    Figure M-1B.jpg|{{file:Figure M-1B.jpg}} Figure M-1D.jpg|{{file:Figure M-1D.jpg}}
    3 KB (473 words) - 15:25, 18 January 2017
  • Historical:Mecca Quarry Shale Member
    Figure P-3C.jpg|{{file:Figure P-3C.jpg}}
    2 KB (271 words) - 16:24, 26 January 2017
  • Historical:Bankston Fork Limestone Member
    Figure P-3B.jpg|{{file:Figure P-3B.jpg}}
    2 KB (282 words) - 22:09, 24 January 2017
  • Historical:McCormick Group
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    2 KB (320 words) - 16:22, 25 July 2018
  • Historical:Nachusa Formation
    Figure O-2D.jpg|{{file:Figure O-2D.jpg}} Figure O-2F.jpg|{{file:Figure O-2F.jpg}}
    3 KB (494 words) - 22:29, 14 December 2016
  • Absaroka Sequence
    Figure 14.jpg|{{file:Figure 14.jpg}} Figure P-3D.jpg|{{file:Figure P-3D.jpg}}
    4 KB (561 words) - 22:48, 19 January 2017
  • Historical:Wall Member
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}}
    2 KB (288 words) - 19:11, 8 December 2016
  • Historical:Sherwood Member
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}}
    2 KB (285 words) - 17:25, 13 December 2016
  • Historical:Battery Rock Sandstone Member
    Figure P-3A.jpg|{{file:Figure P-3A.jpg}}
    2 KB (337 words) - 22:34, 27 January 2017
  • Historical:Wyota Member
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}}
    2 KB (292 words) - 18:32, 8 December 2016
  • Historical:Wise Lake Formation
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}} Figure O-2C.jpg|{{file:Figure O-2C.jpg}}
    4 KB (525 words) - 17:37, 8 December 2016
  • Kewanee Group
    Figure P-2.jpg|{{file:Figure P-2.jpg}} Figure P-5.jpg|{{file:Figure P-5.jpg}}
    3 KB (462 words) - 21:40, 2 March 2018
  • Historical:Mortimer Member
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}}
    2 KB (288 words) - 17:50, 13 December 2016
  • Historical:Sinsinawa Member
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}}
    2 KB (292 words) - 18:20, 8 December 2016
  • Historical:Argyle Till Member
    ...shown in figure 6, and the spatial relations are shown diagrammatically in figure 8.
    2 KB (299 words) - 20:56, 12 January 2017
  • Historical:Rivoli Member
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}}
    2 KB (306 words) - 17:48, 13 December 2016
  • Historical:St. David Limestone Member
    Figure P-6.jpg|{{file:Figure P-6.jpg}}
    2 KB (346 words) - 21:49, 25 January 2017
  • Historical:Conant Limestone Member
    Figure P-3B.jpg|{{file:Figure P-3B.jpg}}
    2 KB (352 words) - 16:03, 25 January 2017
  • Historical:Capron Till Member
    ...lt or overlying beds. Its spatial relations are shown diagrammatically in figure 8. The geographic distribution of the member is shown in figure 6.
    2 KB (318 words) - 22:21, 3 January 2017
  • Mattoon Formation
    Figure P-2.jpg|{{file:Figure P-2.jpg}} Figure P-16.jpg|{{file:Figure P-16.jpg}}
    4 KB (523 words) - 16:35, 20 January 2017
  • Historical:Potosi Dolomite
    Figure C-1A.jpg|{{file:Figure C-1A.jpg}} Figure C-1B.jpg|{{file:Figure C-1B.jpg}}
    4 KB (585 words) - 16:52, 28 November 2016
  • Historical:Rapid Member
    Figure D-6.jpg|{{file:Figure D-6.jpg}}
    2 KB (341 words) - 21:50, 6 January 2017
  • Historical:Spoon Formation
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (415 words) - 20:54, 26 January 2017
  • Historical:Ste. Genevieve Limestone
    Figure M-1B.jpg|{{file:Figure M-1B.jpg}} Figure M-1E.jpg|{{file:Figure M-1E.jpg}}
    4 KB (593 words) - 22:59, 17 January 2017
  • Historical:Missourian Series
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (401 words) - 20:36, 20 January 2017
  • Bond Formation
    Figure P-2.jpg|{{file:Figure P-2.jpg}} Figure P-15.jpg|{{file:Figure P-15.jpg}}
    4 KB (503 words) - 17:57, 23 January 2017
  • Historical:Caseyville Formation
    Figure P-9.jpg|{{file:Figure P-9.jpg}} Figure P-3A.jpg|{{file:Figure P-3A.jpg}}
    7 KB (1,108 words) - 21:46, 27 January 2017
  • Historical:Atokan Series
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (399 words) - 18:34, 27 January 2017
  • Historical:Desmoinesian Series
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (433 words) - 17:31, 24 January 2017
  • Modesto Formation
    Figure P-2.jpg|{{file:Figure P-2.jpg}} Figure P-14.jpg|{{file:Figure P-14.jpg}}
    4 KB (541 words) - 16:53, 24 January 2017
  • Historical:Colchester Coal Member
    Figure P-3C.jpg|{{file:Figure P-3C.jpg}}
    3 KB (418 words) - 20:52, 26 January 2017
  • Spring Lake Coal Member
    ...i (1.6 km) west of Streator, near which the coal formerly was strip mined (Figure 4-62). ...River “at greenhouse,” SE¼ SW¼ SW¼ sec. 23, T 31 N, R 3 E, LaSalle County (Figure 4-62).
    6 KB (823 words) - 16:15, 9 February 2022
  • Historical:Galena Group
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}} Figure O-2C.jpg|{{file:Figure O-2C.jpg}}
    5 KB (726 words) - 16:41, 12 January 2017
  • Historical:Racine Formation
    Figure S-2A.jpg|{{file:Figure S-2A.jpg}} Figure S-2B.jpg|{{file:Figure S-2B.jpg}}
    7 KB (1,052 words) - 20:03, 4 January 2017
  • St. Louis Limestone
    Figure M-1B.jpg|{{file:Figure M-1B.jpg}} Figure M-1D.jpg|{{file:Figure M-1D.jpg}}
    4 KB (560 words) - 15:25, 22 October 2019
  • Historical:Springfield Coal Member
    Figure P-12.jpg|{{file:Figure P-12.jpg}}
    3 KB (457 words) - 22:44, 18 February 2021
  • Historical:Brereton Limestone Member
    Figure P-3B.jpg|{{file:Figure P-3B.jpg}}
    3 KB (427 words) - 16:17, 25 January 2017
  • Historical:Morrowan Series
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (460 words) - 21:16, 27 January 2017
  • Historical:McLeansboro Group
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (457 words) - 22:21, 19 January 2017
  • Historical:Mississippian Subsystem
    Figure M-1A.jpg|{{file:Figure M-1A.jpg}} Figure M-1B.jpg|{{file:Figure M-1B.jpg}}
    9 KB (1,331 words) - 16:04, 10 January 2017
  • Nachusa Formation
    Figure O-2D.jpg|{{file:Figure O-2D.jpg}} Figure O-2F.jpg|{{file:Figure O-2F.jpg}}
    4 KB (568 words) - 17:58, 12 January 2017
  • Virgilian Series
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (330 words) - 23:03, 19 January 2017
  • Wise Lake Formation
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}} Figure O-2C.jpg|{{file:Figure O-2C.jpg}}
    4 KB (600 words) - 16:44, 12 January 2017
  • Pokeberry Limestone Member
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (346 words) - 17:19, 25 January 2017
  • Jamestown Coal Member
    Figure P-3B.jpg|{{file:Figure P-3B.jpg}}
    3 KB (344 words) - 17:28, 25 January 2017
  • Historical:Abbott Formation
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (526 words) - 19:43, 27 January 2017
  • Historical:Marcus Formation
    Figure S-2C.jpg|{{file:Figure S-2C.jpg}}
    3 KB (451 words) - 20:40, 4 January 2017
  • Historical:Devonian System
    Figure D-3A.jpg|{{file:Figure D-3A.jpg}} Figure D-3B.jpg|{{file:Figure D-3B.jpg}}
    9 KB (1,405 words) - 20:41, 5 January 2017
  • Bankston Fork Limestone Member
    Figure P-3B.jpg|{{file:Figure P-3B.jpg}}
    3 KB (355 words) - 23:06, 24 January 2017
  • Potosi Dolomite
    Figure C-1A.jpg|{{file:Figure C-1A.jpg}} Figure C-1B.jpg|{{file:Figure C-1B.jpg}}
    5 KB (657 words) - 20:50, 11 January 2017
  • Historical:Dunleith Formation
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}} Figure O-2C.jpg|{{file:Figure O-2C.jpg}}
    5 KB (788 words) - 18:23, 8 December 2016
  • Argyle Till Member
    ...shown in figure 6, and the spatial relations are shown diagrammatically in figure 8.
    3 KB (349 words) - 21:10, 12 January 2017
  • Historical:Radnor Till Member
    ...shown in figure 6 and its spatial relations are shown diagrammatically in figure 7.
    3 KB (472 words) - 22:26, 3 January 2017
  • Racine Formation
    Figure S-2A.jpg|{{file:Figure S-2A.jpg}} Figure S-2B.jpg|{{file:Figure S-2B.jpg}}
    8 KB (1,128 words) - 18:20, 11 January 2017
  • Capron Till Member
    ...lt or overlying beds. Its spatial relations are shown diagrammatically in figure 8. The geographic distribution of the member is shown in figure 6.
    3 KB (385 words) - 20:43, 12 January 2017
  • Mississippian Subsystem
    Figure M-1A.jpg|{{file:Figure M-1A.jpg}} Figure M-1B.jpg|{{file:Figure M-1B.jpg}}
    10 KB (1,390 words) - 15:54, 13 January 2017
  • Sherwood Member
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}}
    3 KB (366 words) - 16:56, 12 January 2017
  • Wall Member
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}}
    3 KB (369 words) - 16:55, 12 January 2017
  • Historical:Oneota Dolomite
    Figure O-2E.jpg|{{file:Figure O-2E.jpg}}
    3 KB (472 words) - 20:11, 21 December 2016
  • Wyota Member
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}}
    3 KB (373 words) - 16:49, 12 January 2017
  • Ste. Genevieve Limestone
    Figure M-1B.jpg|{{file:Figure M-1B.jpg}} Figure M-1E.jpg|{{file:Figure M-1E.jpg}}
    5 KB (728 words) - 15:19, 22 October 2019
  • Conant Limestone Member
    Figure P-3B.jpg|{{file:Figure P-3B.jpg}}
    3 KB (424 words) - 17:25, 25 January 2017
  • Mortimer Member
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}}
    3 KB (369 words) - 16:59, 12 January 2017
  • Historical:McNairy Formation
    Figure K-1A.jpg|{{file:Figure K-1A.jpg}}
    3 KB (506 words) - 17:34, 21 November 2016
  • Historical:Ordovician System
    ...nties, Monroe County, and Alexander County. Typical exposures are shown in figure O-2. <br> Figure O-2A.jpg|{{file:Figure O-2A.jpg}}
    11 KB (1,740 words) - 22:18, 6 December 2016
  • Sinsinawa Member
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}}
    3 KB (375 words) - 16:46, 12 January 2017
  • Galena Group
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}} Figure O-2C.jpg|{{file:Figure O-2C.jpg}}
    6 KB (813 words) - 20:45, 22 October 2019
  • Rivoli Member
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}}
    3 KB (386 words) - 16:58, 12 January 2017
  • Historical:Eau Claire Formation
    Figure C-1C.jpg|{{file:Figure C-1C.jpg}}
    4 KB (541 words) - 21:00, 28 November 2016
  • Historical:Tete de Morts Formation
    Figure S-2D.jpg|{{file:Figure S-2D.jpg}}
    3 KB (528 words) - 23:49, 4 January 2017
  • Historical:Ironton Sandstone
    Figure C-1D.jpg|{{file:Figure C-1D.jpg}}
    4 KB (575 words) - 18:13, 28 November 2016
  • Historical:Mosalem Formation
    Figure S-4.jpg|{{file:Figure S-4.jpg}}
    4 KB (515 words) - 23:56, 4 January 2017
  • Historical:Mifflin Formation
    Figure O-2D.jpg|{{file:Figure O-2D.jpg}}
    3 KB (516 words) - 22:29, 19 December 2016
  • Historical:Grand Detour Formation
    Figure O-2D.jpg|{{file:Figure O-2D.jpg}}
    3 KB (513 words) - 21:51, 19 December 2016
  • Historical:Wapsipinicon Limestone
    Figure D-3C.jpg|{{file:Figure D-3C.jpg}}
    4 KB (561 words) - 22:03, 6 January 2017
  • Rapid Member
    Figure D-6.jpg|{{file:Figure D-6.jpg}}
    3 KB (425 words) - 17:33, 11 January 2017
  • Devonian System
    Figure D-3A.jpg|{{file:Figure D-3A.jpg}} Figure D-3B.jpg|{{file:Figure D-3B.jpg}}
    10 KB (1,478 words) - 17:18, 11 January 2017
  • Missourian Series
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (478 words) - 22:34, 20 January 2017
  • Desmoinesian Series
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    4 KB (509 words) - 19:49, 24 January 2017
  • Atokan Series
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    3 KB (475 words) - 20:09, 27 January 2017
  • Historical:Cretaceous System
    Figure K-1A.jpg|{{file:Figure K-1A.jpg}} Figure K-1B.jpg|{{file:Figure K-1B.jpg}}
    9 KB (1,278 words) - 18:06, 21 November 2016
  • Spoon Formation
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    4 KB (514 words) - 20:32, 1 June 2020
  • Historical:Quimbys Mill Formation
    Figure O-2F.jpg|{{file:Figure O-2F.jpg}}
    4 KB (558 words) - 21:19, 14 December 2016
  • Historical:Joachim Dolomite
    Figure O-2D.jpg|{{file:Figure O-2D.jpg}}
    4 KB (615 words) - 22:31, 20 December 2016
  • Sellers Limestone Bed
    ...community of Sellers Landing on the Ohio River in Hardin County, Illinois (Figure 2-1). G. Eschol Sellers settled here in 1850 and operated a paper mill, coa ...authors cited here described aspects of the section. A composite section (Figure 2-6) represents my attempt to consolidate the various published and unpubli
    8 KB (1,171 words) - 16:34, 9 February 2022
  • Historical:Winnebago Formation
    ...the Winnebago to adjacent stratigraphic units is shown diagrammatically in figure 8. ...ic distribution of the formation at the surface is indicated on the map in figure 6.
    5 KB (697 words) - 20:55, 12 January 2017
  • Brereton Limestone Member
    Figure P-3B.jpg|{{file:Figure P-3B.jpg}}
    4 KB (498 words) - 17:32, 25 January 2017
  • Dunleith Formation
    Figure O-2B.jpg|{{file:Figure O-2B.jpg}} Figure O-2C.jpg|{{file:Figure O-2C.jpg}}
    6 KB (860 words) - 16:48, 12 January 2017
  • Morrowan Series
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    4 KB (535 words) - 22:16, 27 January 2017
  • Percy Limestone Member
    ...) thick and lies in the depth interval of 72.1 to 79.1 ft (22.0 to 24.1 m; Figure 4-70). ...ll Coal (Figure 4-61). A section from the Burning Star No. 4 surface mine (Figure 4-71) also shows nonfissile mudstone beneath the Percy, suggesting paleosol
    8 KB (1,107 words) - 16:39, 9 February 2022
  • McLeansboro Group
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    4 KB (533 words) - 15:49, 20 January 2017
  • Historical:Silurian System
    Figure S-2A.jpg|{{file:Figure S-2A.jpg}} Figure S-2B.jpg|{{file:Figure S-2B.jpg}}
    13 KB (2,005 words) - 19:56, 4 January 2017
  • Ordovician System
    ...nties, Monroe County, and Alexander County. Typical exposures are shown in figure O-2. <br> Figure O-2A.jpg|{{file:Figure O-2A.jpg}}
    12 KB (1,815 words) - 15:57, 12 January 2017
  • Historical:Pleistocene Series
    Figure Q-1A.jpg|{{file:Figure Q-1A.jpg}} Figure Q-1B.jpg|{{file:Figure Q-1B.jpg}}
    14 KB (2,141 words) - 16:42, 10 January 2017
  • Historical:Bailey Limestone
    Figure D-3B.jpg|{{file:Figure D-3B.jpg}}
    4 KB (597 words) - 21:23, 9 January 2017
  • Marcus Formation
    Figure S-2C.jpg|{{file:Figure S-2C.jpg}}
    4 KB (521 words) - 21:17, 4 January 2017
  • Greenbush Coal Member
    ...ection from the area Wanless mapped in western Illinois is presented here (Figure 4-9). ...n both occupy the second sedimentary cycle underlying the Colchester Coal (Figure 4-9). Fossil spore floras confirm the matchup of the Dekoven and Greenbush
    7 KB (1,000 words) - 16:31, 9 February 2022
  • Radnor Till Member
    ...shown in figure 6 and its spatial relations are shown diagrammatically in figure 7.
    4 KB (539 words) - 21:59, 12 January 2017
  • Historical:Hulick Till Member
    ...n in figure 6, and its spatial relations are indicated diagrammatically in figure 7.
    4 KB (614 words) - 22:26, 3 January 2017
  • Abbott Formation
    Figure P-2.jpg|{{file:Figure P-2.jpg}}
    4 KB (620 words) - 20:33, 1 June 2020
  • Historical:Plano Silt Member
    Spatial relations of the Plano Silt Member are shown diagrammatically in figure 8.
    2 KB (348 words) - 20:52, 12 January 2017
  • Cretaceous System
    Figure K-1A.jpg|{{file:Figure K-1A.jpg}} Figure K-1B.jpg|{{file:Figure K-1B.jpg}}
    9 KB (1,353 words) - 16:29, 11 January 2017
  • McNairy Formation
    Figure K-1A.jpg|{{file:Figure K-1A.jpg}}
    4 KB (554 words) - 17:11, 11 January 2017
  • Historical:Kellerville Till Member
    ...in figure 6, and its spatial relationship is indicated diagrammatically in figure 7.
    5 KB (773 words) - 22:14, 3 January 2017
  • Historical:Platteville Group
    Figure O-2D.jpg|{{file:Figure O-2D.jpg}}
    5 KB (691 words) - 21:10, 14 December 2016
  • Silurian System
    Figure S-2A.jpg|{{file:Figure S-2A.jpg}} Figure S-2B.jpg|{{file:Figure S-2B.jpg}}
    14 KB (2,077 words) - 18:14, 11 January 2017
  • Oneota Dolomite
    Figure O-2E.jpg|{{file:Figure O-2E.jpg}}
    4 KB (543 words) - 20:05, 12 January 2017
  • Pleistocene Series
    ...ther of Wisconsinan deposits from northeastern to west-central Illinois by figure Q-8. ...tion of the dominantly till formations and members is shown in figure Q-5. Figure Q-6 shows graphically the historical development of the time-stratigraphic
    15 KB (2,213 words) - 16:41, 10 January 2017
  • Tete de Morts Formation
    Figure S-2D.jpg|{{file:Figure S-2D.jpg}}
    4 KB (596 words) - 20:21, 11 January 2017
  • Kerton Creek coal bed
    ...the type area. The presence of a middle clastic layer at some localities (Figure 4-39) suggests that both Wheeler and Bevier coals may be present. ...a claystone layer about 1 ft (0.3 m) thick is near the middle of the seam (Figure 4-39). Wanless (1957) stated that the Kerton Creek has no underclay and is
    6 KB (839 words) - 16:18, 9 February 2022
  • Historical:Grand Tower Limestone
    Figure D-3A.jpg|{{file:Figure D-3A.jpg}}
    5 KB (722 words) - 17:33, 9 January 2017
  • Mosalem Formation
    Figure S-4.jpg|{{file:Figure S-4.jpg}}
    4 KB (585 words) - 20:29, 11 January 2017
  • Delafield Member
    ...3 ft (319.5 m) to the top of the Hanover Limestone at 1,123.2 ft (342.4 m; Figure 4-49). ...to the Delafield, or (2) the Springfield Coal Member, as in the type core (Figure 4-49). The relationship to the [[Covel Conglomerate Bed]] is uncertain.
    10 KB (1,464 words) - 16:37, 9 February 2022
  • Historical:Cambrian System
    Figure C-1A.jpg|{{File:Figure C-1A.jpg}} Figure C-1B.jpg|{{File:Figure C-1B.jpg}}
    12 KB (1,723 words) - 15:46, 23 November 2016
  • Eau Claire Formation
    Figure C-1C.jpg|{{file:Figure C-1C.jpg}}
    4 KB (620 words) - 22:57, 11 January 2017
  • Ironton Sandstone
    Figure C-1D.jpg|{{file:Figure C-1D.jpg}}
    5 KB (653 words) - 22:36, 11 January 2017
  • Wapsipinicon Limestone
    Figure D-3C.jpg|{{file:Figure D-3C.jpg}}
    5 KB (632 words) - 17:46, 11 January 2017
  • Mifflin Formation
    Figure O-2D.jpg|{{file:Figure O-2D.jpg}}
    4 KB (588 words) - 18:06, 12 January 2017
  • Grand Detour Formation
    Figure O-2D.jpg|{{file:Figure O-2D.jpg}}
    4 KB (585 words) - 18:01, 12 January 2017
  • Quimbys Mill Formation
    Figure O-2F.jpg|{{file:Figure O-2F.jpg}}
    4 KB (623 words) - 17:30, 12 January 2017
  • Historical:Sterling Till Member
    ...is thinner. The geographic extent of the Sterling Till Member is shown in figure 6.
    3 KB (389 words) - 22:26, 3 January 2017
  • Historical:Winslow Till Member
    The geographic extent of the Winslow Till Member is shown in figure 6. It is generally less than 20 feet thick.
    2 KB (347 words) - 22:28, 3 January 2017
  • Joachim Dolomite
    Figure O-2D.jpg|{{file:Figure O-2D.jpg}}
    5 KB (690 words) - 18:18, 12 January 2017
  • Abingdon Coal Member
    ...graphic form based on field notes made by H.R. Wanless in August of 1929 (Figure 4-17). ...r what Jacobson (1987, 1993) called the “upper split of the Dekoven Coal” (Figure 4-12). As presently recognized, the Abingdon merges with the older Greenbus
    9 KB (1,279 words) - 16:30, 9 February 2022
  • Hulick Till Member
    ...n in figure 6, and its spatial relations are indicated diagrammatically in figure 7.
    5 KB (674 words) - 22:07, 12 January 2017
  • Cambrian System
    Figure C-1A.jpg|{{File:Figure C-1A.jpg}} Figure C-1B.jpg|{{File:Figure C-1B.jpg}}
    12 KB (1,792 words) - 20:42, 11 January 2017
  • Bucktown Coal Member
    ...n Nelson of the ISGS logged the core in 2008. As shown on the graphic log (Figure 4-69), the Bucktown is 3.7 ft (1.13 m) thick and occurs in the depth range Direct comparison of the Bucktown reference core (Figure 4-69) with the Briar Hill reference sections (Figures 4-61 and 4-67) demons
    7 KB (1,034 words) - 16:39, 9 February 2022
  • Kellerville Till Member
    ...in figure 6, and its spatial relationship is indicated diagrammatically in figure 7.
    6 KB (833 words) - 22:28, 12 January 2017
  • Historical:Esmond Till Member
    ...not more than 20 to 30 feet thick. Its geographic distribution is shown in figure 6.
    2 KB (362 words) - 22:19, 3 January 2017
  • Historical:Ogle Till Member
    ...s less than 20 feet thick. The geographic extent of the member is shown in figure 6.
    3 KB (413 words) - 22:27, 3 January 2017
  • Isabel Sandstone Member
    ...The present condition of these exposures is not known. A composite column (Figure 4-9) illustrates the overall relationships. ...(0 to 17 m) thick in Gallatin and Saline Counties, southeastern Illinois (Figure 4-16). The “parting” is largely, but not entirely, sandstone. As mapped
    8 KB (1,087 words) - 16:30, 9 February 2022
  • Platteville Group
    Figure O-2D.jpg|{{file:Figure O-2D.jpg}}
    5 KB (759 words) - 17:29, 12 January 2017
  • Drury Shale Member
    ...formalized the unit as the Drury Shale Member of the Caseyville Formation (Figure 2-7).<br>
    3 KB (468 words) - 16:32, 9 February 2022
  • Grand Tower Limestone
    Figure D-3A.jpg|{{file:Figure D-3A.jpg}}
    6 KB (817 words) - 19:34, 22 October 2019
  • Historical:Clore Formation
    ...e is thinned by sub-Degonia channels in many more places than are shown in figure M-48. In several areas, sub-Pennsylvanian channels also cut into the Clore.
    3 KB (417 words) - 20:34, 10 January 2017
  • Plano Silt Member
    Spatial relations of the Plano Silt Member are shown diagrammatically in figure 8.
    3 KB (391 words) - 20:51, 12 January 2017
  • Bevier Coal Member or Bed
    ...asper County provides a reference section for the Bevier Coal in Illinois (Figure 4-31). In this core, the Bevier is 1.1 ft (34 cm) thick at a depth of 1,439 ...nd its northward extension but is generally absent from the Western Shelf (Figure 4-34). Its thickness is 1 to 3 ft (30 to 90 cm) in most of the Fairfield Ba
    8 KB (1,143 words) - 16:36, 9 February 2022
  • Historical:Galesville Sandstone
    ...the overlying Ironton Sandstone, and their combined thickness is shown in figure Є-10. The name "Galesville" is applied as far south as the sandy zone can
    3 KB (454 words) - 21:25, 28 November 2016
  • Bailey Limestone
    Figure D-3B.jpg|{{file:Figure D-3B.jpg}}
    6 KB (837 words) - 21:25, 22 October 2019
  • Roodhouse coal bed
    .... Van Pelt Jr., and H.R. Wanless (in the ISGS Library), is presented here (Figure 4-40). ...n during deposition of Houchin Creek peat and overlying sediments. Notice (Figure 4-40) that the shale above the Houchin Creek in the Roodhouse area is not t
    6 KB (894 words) - 16:17, 9 February 2022
  • Gentry Coal Bed
    ...Gentry (or Gentry’s) Landing on the Ohio River in Hardin County, Illinois (Figure 2-1). Older versions of the Shawneetown 15-minute topographic map locate Ge ...y Rock coal appears considerably higher above the conglomeratic sandstone (Figure 2-1), but if the thinly bedded sandstone above the conglomerate is consider
    8 KB (1,256 words) - 16:34, 9 February 2022
  • Vermilionville Sandstone Member
    Willman and Payne (1942, geologic section 19, p. 295; Figure 4-63). Willman and Payne (1942, geologic section 20, p. 295; Figure 4-63).
    12 KB (1,630 words) - 16:15, 9 February 2022
  • Breezy Hill Limestone Member
    ...west of Rt. 178 at Lowell; SE¼ SW¼ sec. 8, T 32 N, R 2 E, LaSalle County (Figure 4-42). ...given scant attention. In a core from Edwards County in southern Illinois (Figure 4-28), the Breezy Hill is argillaceous, nodular, micritic, unfossiliferous
    9 KB (1,205 words) - 16:17, 9 February 2022
  • Briar Hill Coal Member
    ...ick and lies in the depth interval of 566.6 to 568.3 ft (172.7 to 172.3 m; Figure 4-67). The coal is composed of alternating layers of clairain and durain, w ...ore and occurs in the depth interval of 323.5 to 325.0 ft (98.6 to 99.1 m; Figure 4-61).
    10 KB (1,577 words) - 16:16, 9 February 2022
  • Historical:McDonough Loess Member
    The spatial relations are shown diagrammatically by figure 8.
    4 KB (518 words) - 22:21, 3 January 2017
  • Cardiff coal bed
    ...resented a schematic representation of the “Mazonian delta complex” (their figure 15) showing what appears to be thick peat filling an abandoned distributary A generalized columnar section of the Cardiff area (Figure 4-37) is based on drilling records from the Cardiff Coal Company, circa 198
    9 KB (1,304 words) - 16:30, 9 February 2022
  • Sterling Till Member
    ...is thinner. The geographic extent of the Sterling Till Member is shown in figure 6.
    3 KB (456 words) - 22:01, 12 January 2017
  • Winslow Till Member
    The geographic extent of the Winslow Till Member is shown in figure 6. It is generally less than 20 feet thick.
    3 KB (414 words) - 22:03, 12 January 2017
  • Historical:Petersburg Silt
    ...in the Glasford Formation. This relationship is shown diagrammatically in figure 7.<br>
    4 KB (520 words) - 22:41, 3 January 2017
  • Historical:Meadow Loess Member
    ...ven in tables 4 and 5, its spatial relations are shown diagrammatically in figure 8, and radiocarbon dates are listed in table 1. Its character is described
    4 KB (579 words) - 22:20, 3 January 2017
  • Historical:Lee Center Till Member
    the map in figure 6.
    4 KB (599 words) - 07:08, 28 December 2016
  • Ogle Till Member
    ...s less than 20 feet thick. The geographic extent of the member is shown in figure 6.
    3 KB (488 words) - 22:08, 12 January 2017
  • Big Creek Shale Member
    ...t 268.0 ft (81.7 m) to the top of the Briar Hill Coal at 323.5 ft (98.6 m; Figure 4-61). Thus, the member is 55.5 ft (16.9 m) thick. ...the Labette Shale in Missouri appears to be correlative to the Big Creek (Figure 4-72).
    7 KB (1,017 words) - 16:15, 9 February 2022
  • Historical:Pennsylvanian System
    Figure P-3A.jpg|{{file:Figure P-3A.jpg}} Figure P-3B.jpg|{{file:Figure P-3B.jpg}}
    24 KB (3,468 words) - 22:19, 19 January 2017
  • Historical:Pennsylvanian Subsystem
    Figure P-3A.jpg|{{file:Figure P-3A.jpg}} Figure P-3B.jpg|{{file:Figure P-3B.jpg}}
    24 KB (3,468 words) - 16:01, 20 January 2017
  • Clore Formation
    ...e is thinned by sub-Degonia channels in many more places than are shown in figure M-48. In several areas, sub-Pennsylvanian channels also cut into the Clore.
    4 KB (490 words) - 16:24, 13 January 2017
  • Historical:Markham Silt Member
    Its spatial relations are shown in figure 8.
    5 KB (755 words) - 15:47, 18 November 2016
  • Historical:Glasford Formation
    ...ically in figure 7, and the geographic extent of the formation is shown in figure 6. It is the formation underlying the loess in most of the area mapped as I
    11 KB (1,564 words) - 22:23, 3 January 2017
  • Wiley Coal Member
    ...aphic position of coal in the third cyclothem beneath the Colchester Coal (Figure 4-9). Wanless did not raise the point that at some outcrops in western Illi
    5 KB (713 words) - 16:31, 9 February 2022
  • Oak Grove Limestone Member
    The section illustrated here (Figure 4-25) is from Smith et al. (1970, p. 15). This section illustrates the mult ...in the depth interval of 136.2 to 136.8 ft (41.5 to 41.7 m) in this core (Figure 4-7).
    15 KB (2,214 words) - 16:29, 9 February 2022
  • Pennsylvanian Subsystem
    the idealized sequence shown in figure P-7 is rarely complete, the units that are present have the same relative p Figure P-3A.jpg|{{file:Figure P-3A.jpg}}
    24 KB (3,539 words) - 16:05, 20 January 2017
  • Hanover Limestone Member
    ...from the type Hanover Limestone. However, another version of the section (Figure 4-46) by Van Pelt and Hendricks shows “maybe 20 to 24 feet” (6 to 7 m) ...r is 0.7 ft (21 cm) thick and lies at 352.0 to 352.7 ft (107.3 to 107.5 m; Figure 4-44). The same core is the reference section for the Houchin Creek Coal an
    12 KB (1,717 words) - 16:17, 9 February 2022
  • Galesville Sandstone
    ...the overlying Ironton Sandstone, and their combined thickness is shown in figure Є-10. The name "Galesville" is applied as far south as the sandy zone can
    4 KB (525 words) - 22:45, 11 January 2017
  • McDonough Loess Member
    The spatial relations are shown diagrammatically by figure 8.
    4 KB (584 words) - 20:46, 12 January 2017
  • Pounds Sandstone Member
    The three Caseyville reference sections (Figure 2-2) show this unit well. ...lamination, which likely originated with rapid dewatering of the sediment (Figure 2-8). Typically, the Pounds displays an upward-fining profile. Lenses of sh
    9 KB (1,305 words) - 16:31, 9 February 2022
  • Petersburg Silt
    ...in the Glasford Formation. This relationship is shown diagrammatically in figure 7.<br>
    4 KB (582 words) - 22:31, 12 January 2017
  • Houchin Creek Coal Member
    ...y borehole SDH-306, drilled in sec. 2, T 2 S, R 7 W, Pike County, Indiana (Figure 4-7). ...em (Wanless 1957, geologic section 39, p. 204–205) would have served well (Figure 4-43). Unfortunately, Peppers (1970, p. 50) reported that the section Wanle
    13 KB (1,879 words) - 16:37, 9 February 2022
  • Meadow Loess Member
    ...ven in tables 4 and 5, its spatial relations are shown diagrammatically in figure 8, and radiocarbon dates are listed in table 1. Its character is described
    5 KB (644 words) - 20:41, 12 January 2017
  • Lagonda Member
    ...om 1,185.0 to 1,237.9 ft (361.2 to 377.3 m) and is 52.9 ft (16.1 m) thick (Figure 4-41). ...bash Counties, as well as in the type (Figure 4-30) and reference section (Figure 4-7) for the [[Survant Coal Member]]. In northern Illinois, specifically a
    11 KB (1,693 words) - 16:37, 9 February 2022
  • Velpen Limestone Member
    ...41.5 to 41.7 m) in this core and directly overlies the Mecca Quarry Shale (Figure 4-7).
    5 KB (719 words) - 16:36, 9 February 2022
  • Anna Shale Member
    ...and occupies the depth interval from 773.6 to 775.5 ft (235.8 to 236.4 m; Figure 4-78). This core also serves as the reference section for the Energy Shale. ...valent) and underlies the Myrick Station Limestone, a Brereton equivalent (Figure 4-72). First proposed by Wanless (1939), these correlations subsequently ha
    11 KB (1,593 words) - 16:15, 9 February 2022
  • Glasford Formation
    ...ically in figure 7, and the geographic extent of the formation is shown in figure 6. It is the formation underlying the loess in most of the area mapped as I
    11 KB (1,623 words) - 21:14, 12 January 2017
  • Historical:Loveland Silt
    The spatial relations of the Loveland are shown diagrammatically in figure 7. The silts intercalated with the tills of Illinoian age are separately na
    6 KB (856 words) - 22:23, 3 January 2017
  • Colchester Coal Member
    ...ea illustrate the relationship of the Colchester Coal to enclosing strata (Figure 4-18). ...0 cm) thick at a depth of 140.6 to 141.6 ft (42.9 to 43.2 m) in this core (Figure 4-19).
    17 KB (2,555 words) - 16:30, 9 February 2022
  • Galatia Member
    ...in the depth interval of 745.4 to 786.0 ft and is 40.6 ft (12.4 m) thick (Figure 4-54). ...Galatia channel” (Nelson et al. 2020). The cross section presented here (Figure 4-55) shows the same relationships.<br>
    12 KB (1,803 words) - 16:02, 23 August 2023
  • Walshville Member
    ...s has been prepared as a composite type section for the Walshville Member (Figure 4-73). Graphic logs of four coal-test borings and the electric log of one o ...1 to 5 km). Channel deposits attain a thickness of more than 215 ft (65 m; Figure 4-73).<br>
    13 KB (2,002 words) - 16:39, 9 February 2022
  • Markham Silt Member
    Its spatial relations are shown in figure 8.
    6 KB (818 words) - 21:04, 12 January 2017
  • Seelyville Coal Member
    ...acobson (1987) published a section from the Chinook Mine in the type area (Figure 4-6), but these pits have been backfilled and exposures no longer exist. ...ignated as the principal reference section for the Seelyville Coal Member (Figure 4-7). This hole (IGS ID #115871) was drilled in sec. 2, T 2 S, R 7 
    21 KB (3,132 words) - 16:14, 9 February 2022
  • Excello Shale Member
    ...thick and lies in the depth range of 352.7 to 359.4 ft (107.5 to 109.5 m; Figure 4-44). This core also serves as a reference section for the Houchin Creek C Extremely high gamma-ray readings are diagnostic (Figure 4-36).
    10 KB (1,372 words) - 16:17, 9 February 2022
  • Carbondale Formation
    ...ondale into Kentucky; Cumings (1922) did the same for Indiana. As shown by Figure 4-1, numerous authors adjusted the unit boundaries. Some authors ranked the ...o the Davis Coal, currently considered the basal member of the Carbondale (Figure 4-2). Nonetheless, this is a good reference for the Carbondale in western I
    21 KB (3,121 words) - 16:14, 9 February 2022
  • Historical:Chesterian Series
    ...and characteristic (fig. M-4). Several conodont assemblage zones, shown in figure M-25, are useful in differentiating Chesterian rocks (Collinson et al., 197
    7 KB (965 words) - 16:17, 10 January 2017
  • Battery Rock Sandstone Member
    ...comparison of the type and reference sections of the Caseyville Formation (Figure 2-2) raises doubts about the continuity of the unit. The interval between t ...unit labeled “Battery Rock Sandstone” in the type and reference sections (Figure 2-2) actually is the same sandstone, the tectonic subsidence rate must have
    11 KB (1,561 words) - 16:34, 9 February 2022
  • Covel Conglomerate Bed
    ...LaSalle County, on the Ottawa 7.5' quadrangle. The section is illustrated (Figure 4-48) but has not previously been described in print. As a type section, th ...west of Rt. 178 at Lowell; SE¼ SW¼ sec. 8, T 32 N, R 2 E, LaSalle County (Figure 4-42). This is also a reference section for the Breezy Hill Limestone. Alth
    11 KB (1,502 words) - 16:16, 9 February 2022
  • Francis Creek Shale Member
    ...Adair 7.5' quadrangle. A graphic version of the section is presented here (Figure 4-21). Wanless described the unit as being 39 ft 6 in. (12.0 m) thick and c ...k and occurs in the depth interval from 264.7 to 303.0 ft (80.7 to 92.4 m; Figure 4-22). The core contains abundant plant fossils.
    16 KB (2,366 words) - 16:29, 9 February 2022
  • Survant Coal Member
    ...cause this section was never published, it is reproduced here graphically (Figure 4-30) and verbally (below):<br> ...of the Survant type section in sec. 2, T 2 S, R 7 W, Pike County, Indiana (Figure 4-7). This core exemplifies the Survant Member where its constituent Wheele
    23 KB (3,526 words) - 16:36, 9 February 2022
  • Dykersburg Shale Member
    ...sburg to be about 15 ft (4.5 m) thick. A graphic section from field notes (Figure 4-58) shows that the base of the Dykersburg was under water at the time the ...ick and lies at the depth interval of 491.9 to 537.9 ft (149.9 to 164.0 m; Figure 4-59).
    17 KB (2,584 words) - 19:41, 23 August 2023
  • Loveland Silt
    The spatial relations of the Loveland are shown diagrammatically in figure 7. The silts intercalated with the tills of Illinoian age are separately na
    6 KB (911 words) - 21:17, 12 January 2017
  • Energy Shale Member
    ...and occupies the depth interval from 775.5 to 785.5 ft (236.4 to 239.4 m; Figure 4-78). As added value, the core contains the Herrin Coal and nearly all the ...the Herrin Coal and beneath the Anna Shale and Brereton Limestone Members (Figure 4-78). Where the Energy Shale is thick, the Anna, Brereton, and younger mem
    16 KB (2,370 words) - 16:39, 9 February 2022
  • Chesterian Series
    ...and characteristic (fig. M-4). Several conodont assemblage zones, shown in figure M-25, are useful in differentiating Chesterian rocks (Collinson et al., 197
    7 KB (1,034 words) - 15:54, 13 January 2017
  • Herrin Coal Member
    ...in the depth interval of 452 ft 2 in. to 458 ft 10 in. (137.8 to 139.9 m; Figure 4-74). ...Within this larger area, the thickest coal borders the Walshville channel (Figure 4-75). Here, the Herrin is thicker than 8 ft (2.4 m) in large areas and loc
    18 KB (2,748 words) - 16:35, 9 February 2022
  • Springfield Coal Member
    ...ld Coal is in the depth range 245.6 to 251.5 ft; the base was not reached (Figure 4-56). The hole was drilled into Peabody Coal Company’s Mine No. 59, wher ...apped two large regions of thick Springfield Coal. The map presented here (Figure 4-57) has been modified from Hatch and Affolter (2002). The larger area cov
    16 KB (2,297 words) - 16:14, 9 February 2022
  • Historical:Banner Formation
    ...c extent of the Banner Formation where it is the surface drift is shown in figure 6, but in the subsurface it is present locally throughout much of western,
    10 KB (1,522 words) - 22:46, 3 January 2017
  • Antioch Limestone Member
    Wier (1961). The section (Figure 4-66) leaves much to be desired because it does not position the Antioch re
    7 KB (940 words) - 16:38, 9 February 2022
  • Turner Mine Shale Member
    ...) thick and occurs between the depths of 52.7 and 56.7 ft (16.1 to 17.3 m; Figure 4-56).
    8 KB (1,131 words) - 16:38, 9 February 2022
  • Unnamed clastic member - Carbondale Formation
    ...ties, Illinois. Across the border in Gibson County, Indiana, Eggert (1994, figure 6) mapped a “fluvial sandstone-filled channel associated with the Survant
    8 KB (1,158 words) - 16:36, 9 February 2022
  • Wheeler Coal Member or Bed
    ...ill cores in Iowa have been designated as Swede Hollow reference sections (Figure 4-33). All three cores contain the Wheeler and Bevier coals. Gentile and Th
    8 KB (1,214 words) - 16:36, 9 February 2022
  • Banner Formation
    ...c extent of the Banner Formation where it is the surface drift is shown in figure 6, but in the subsurface it is present locally throughout much of western,
    11 KB (1,578 words) - 22:33, 12 January 2017
  • St. David Limestone Member
    ....7 ft (52 cm) thick and occurs in the depth interval from 51.0 to 52.7 ft (Figure 4-60). This core doubles as the type section of the [[Turner Mine Shale Mem
    9 KB (1,249 words) - 16:16, 9 February 2022
  • Wayside Member
    ...ction. This is the lower part of Caseyville Formation reference section 3 (Figure 2-2, column 4).
    9 KB (1,289 words) - 16:34, 9 February 2022
  • Purington Shale Member
    ...base of Wheeler Coal) to 1,185.3 ft (361.3 m; top of Mecca Quarry Shale) (Figure 4-28). This log represents the situation in most of the Fairfield Basin, wh ...e the Wheeler and Bevier Coals are absent. The log is shown graphically in Figure 4-29.
    17 KB (2,452 words) - 16:28, 9 February 2022
  • Canton Shale Member
    ....0 ft (99.1 m) to the top of the St. David Limestone at 379.1 ft (115.5 m; Figure 4-61). The Canton is thus 54.1 ft (16.5 m) thick.
    10 KB (1,407 words) - 16:16, 9 February 2022
  • Mecca Quarry Shale Member
    ...is 3.8 ft (1.16 m) thick at a depth of 136.8 to 140.6 ft (41.7 to 42.9 m; Figure 4-7).
    11 KB (1,588 words) - 16:29, 9 February 2022
  • Caseyville Formation
    ...s Landing below Battery Rock” in Hardin County, Illinois (Lee 1916, p. 15; Figure 2-1). Lee (1916, p. 15–16) created the original description (Figure 2-2). Kosanke et al. (1960) and Nelson (1989) reproduced the section. Geolo
    54 KB (7,756 words) - 16:31, 9 February 2022
  • Historical:Kewaunee Formation
    ...me of their unit boundaries are different from those of Lineback et al. In figure 8, we follow Foster and Colman (1991) for lithostratigraphic unit boundarie
    15 KB (2,217 words) - 20:19, 22 December 2016
  • Kewaunee Formation
    ...me of their unit boundaries are different from those of Lineback et al. In figure 8, we follow Foster and Colman (1991) for lithostratigraphic unit boundarie
    15 KB (2,276 words) - 20:48, 22 December 2016
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