Uploads by Jennifer.Obrad

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Date Name Thumbnail Size Description Versions
16:15, 1 October 2015 B94.jpg (file) 18 KB   1
16:24, 1 October 2015 B104.jpg (file) 29 KB   1
18:30, 14 October 2015 Figure P-3B.jpg (file) 2.11 MB P-3B -- Strata overlying the Herrin (No. 6) Coal Member of the Carbondale Formation (at the man's feet), including the Bankston Fork Limestone Member (BF), Conant Limestone Member (C), Jamestown Coal Member (J, 1 inch thick), gray calcareous shale (gs)... 1
18:35, 14 October 2015 Figure P-3D.jpg (file) 1.38 MB P-3D -- The Sub-Absaroka unconformity showing Pennsylvanian strata (Caseyville Formation) truncating Mississippian strata (Kinkaid Limestone) in a roadcut of U.S. Highway 51, north of Anna, Union County. 1
18:39, 14 October 2015 Figure P-3E.jpg (file) 1.82 MB P-3E -- Asymmetrical current ripple marks and weak current laminations (parallel to hammer) in thin-bedded sandstone in the Caseyville Formation, near Pomona, Jackson County. 1
18:40, 14 October 2015 Figure P-3F.jpg (file) 1.61 MB P-3F -- Quartz-pebble conglomerate in the Caseyville Formation near Shiloh Hill, Randolph County. 1
19:03, 14 October 2015 Figure P-3C.jpg (file) 1.41 MB P-3C -- Mecca Quarry Shale Member (M) of the Carbondale Formation in which a large limestone concretion is present (at the hammer), overlying the Colchester (No. 2) Coal Member (C) just south of Viola, Mercer County. 1
19:28, 14 October 2015 Figure P-4.jpg (file) 1.15 MB P-4 -- Geologic map of the sub-Pennsylvanian (sub-Absaroka) surface (after Willman et al., 1967) 1
19:35, 14 October 2015 Figure 10.jpg (file) 1.61 MB Fig. 10 -- Generalized areal geology of the bedrock surface (Willman and Frye, 1970) 1
20:03, 14 October 2015 Figure P-6.jpg (file) 1.5 MB Fig. P-6 -- Typical Pennsylvanian fossils 1
13:45, 15 January 2016 Cambrian symbol.png (file) 16 KB Symbol Used for the Cambrian Geo Unit Designation 1
14:04, 15 January 2016 Penn symbol.png (file) 16 KB Pennsylvanian Geo Unit Designation symbol 1
16:57, 8 March 2016 Penn carb fig1.jpg (file) 276 KB Chart Showing the Development of the Stratigraphic Classification of the Pennsylvanian System in the Illinois Basin. Compiled by the Tri-State Committee on Correlation of the Pennsylvanian System in the Illinois Basion, 2001. 1
17:06, 8 March 2016 Penn carb fig3.jpg (file) 905 KB Correlation chart. Primary sources: Peppers (1996), Hickel (2013). No Scale 1
19:07, 8 March 2016 Penn carb fig63.jpg (file) 665 KB Graphic Log of part of continuous core from Madison Coal Corp. borehole #25 in Williamson County. Reference section for Herrin Coal. 1
19:14, 8 March 2016 Penn carb fig64.jpg (file) 1.39 MB Photograph of hand speciman of "Blue band" 1
19:15, 8 March 2016 Penn carb fig65.jpg (file) 1.22 MB "Blue band" at Francisco Mine portal where Herrin Coal is reduced to streaks 1
23:20, 8 March 2016 Penn carb fig2.jpg (file) 1.26 MB   1
17:01, 3 February 2017 Howto edit tab.JPG (file) 11 KB   2
17:09, 3 February 2017 Howto edit move page.jpg (file) 15 KB   2
20:57, 1 June 2020 Producing Zones and Informal Names Lookup Table.pdf (file) 510 KB   1
16:12, 20 July 2020 Penn caseyville 2-1.jpg (file) 10.33 MB   1
16:14, 20 July 2020 Penn caseyville 2-2.jpg (file) 2.38 MB   1
16:15, 20 July 2020 Penn caseyville 2-3.jpg (file) 1.64 MB   1
16:16, 20 July 2020 Penn caseyville 2-4.jpg (file) 724 KB   1
16:17, 20 July 2020 Penn caseyville 2-5.jpg (file) 875 KB   1
16:18, 20 July 2020 Penn caseyville 2-6.jpg (file) 886 KB   1
16:20, 20 July 2020 Penn caseyville 2-7.jpg (file) 790 KB   1
16:21, 20 July 2020 Penn caseyville 2-8.jpg (file) 4.3 MB   1
20:39, 22 December 2020 Penn carbondale 4-1.jpg (file) 1.23 MB   1
20:44, 22 December 2020 Penn carbondale 4-2.jpg (file) 808 KB   1
20:54, 22 December 2020 Penn carbondale 4-3.jpg (file) 3.5 MB   1
20:56, 22 December 2020 Penn carbondale 4-4.jpg (file) 702 KB   1
20:58, 22 December 2020 Penn carbondale 4-5.jpg (file) 768 KB   1
21:01, 22 December 2020 Penn carbondale 4-6.jpg (file) 799 KB   1
21:43, 22 December 2020 Penn carbondale 4-20.jpg (file) 778 KB   1
16:14, 23 December 2020 Penn carbondale 4-21.jpg (file) 354 KB   1
16:16, 23 December 2020 Penn carbondale 4-22.jpg (file) 1.31 MB   1
16:18, 23 December 2020 Penn carbondale 4-23.jpg (file) 830 KB   1
16:30, 23 December 2020 Penn carbondale 4-24.jpg (file) 492 KB   1
16:31, 23 December 2020 Penn carbondale 4-25.jpg (file) 1.12 MB   1
16:36, 23 December 2020 Penn carbondale 4-26.jpg (file) 1.63 MB   1
16:38, 23 December 2020 Penn carbondale 4-27.jpg (file) 1.17 MB   1
16:39, 23 December 2020 Penn carbondale 4-28.jpg (file) 759 KB   1
16:41, 23 December 2020 Penn carbondale 4-29.jpg (file) 543 KB   1
16:43, 23 December 2020 Penn carbondale 4-30.jpg (file) 392 KB   1
17:11, 23 December 2020 Penn carbondale 4-31.jpg (file) 858 KB   1
17:24, 23 December 2020 Penn carbondale 4-32.jpg (file) 530 KB   1
17:26, 23 December 2020 Penn carbondale 4-33.jpg (file) 1.68 MB   1
17:27, 23 December 2020 Penn carbondale 4-34.jpg (file) 1.09 MB   1
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