https://ilstratwiki.web.illinois.edu/index.php?title=Harmattan_Till_Member&feed=atom&action=historyHarmattan Till Member - Revision history2024-03-29T14:17:12ZRevision history for this page on the wikiMediaWiki 1.38.4https://ilstratwiki.web.illinois.edu/index.php?title=Harmattan_Till_Member&diff=15577&oldid=prevJennifer.Obrad: /* Name */2017-01-12T22:41:25Z<p><span dir="auto"><span class="autocomment">Name</span></span></p>
<p><b>New page</b></p><div>{{Editwithform}}<br />
{{Tree<br />
|category1=Cenozoic Erathem<br />
|category2=Quaternary System<br />
|category3=Pleistocene Series<br />
|category4=Banner Formation<br />
|tree1=Banner Formation<br />
|tree2=Harmattan Till Member<br />
|tree21=Cenozoic Erathem<br />
|tree22=Quaternary System<br />
|tree23=Pleistocene Series<br />
}}<br />
==Primary source==<br />
Willman, H. B., Elwood Atherton, T. C. Buschbach, Charles Collinson, John C. Frye, M. E. Hopkins, Jerry A. Lineback, and Jack A. Simon, 1975, Handbook of Illinois Stratigraphy: Illinois State Geological Survey Bulletin 95, 261 p.<br />
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==Contributing author&#40;s&#41;==<br />
John C. Frye and H. B. Willman<br />
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==Name==<br />
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===Original description===<br />
Harmattan Till Member, Banner Formation (Johnson et al., 1971, p. 194).<br />
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===Derivation===<br />
Named for the Harmattan Strip Mine near Danville, Vermilion County (NE 4, 19N-12W).<br />
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===Other names===<br />
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===History&#47;background===<br />
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==Type section==<br />
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===Type location===<br />
The type section is in the Harmattan Strip Mine near Danville, Vermilion County (NE 4, 19N-12W).<br />
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===Type author&#40;s&#41;===<br />
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===Type status===<br />
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==Reference section==<br />
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===Reference location===<br />
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===Reference author&#40;s&#41;===<br />
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===Reference status===<br />
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==Stratigraphic relationships==<br />
It is bounded at the base by the Belgium Member, or bedrock, and at the top by the Hillery Till Member.<br />
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==Extent and thickness==<br />
In the type area it is 8 feet thick, and it is known definitely only in the Danville area.<br />
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==Lithology==<br />
The member is largely gray, calcareous, dense, hard till, but the upper part contains lenticular bodies of gravelly sand.<br />
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==Core&#40;s&#41;==<br />
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==Photograph&#40;s&#41;==<br />
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==Contacts==<br />
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==Well log characteristics==<br />
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==Fossils==<br />
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==Age and correlation==<br />
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==Environments of deposition==<br />
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==Economic importance==<br />
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==Remarks==<br />
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==References==<br />
JOHNSON, W. H., D. L. GROSS, and S. R. MORAN, 1971, Till stratigraphy of the Danville region, east-central Illinois, ''in'' Till, A Symposium: Ohio State University Press, Columbus, p. 184-216; Illinois State Geological Survey Reprint 1972-I.<br><br />
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{{Codes<br />
|membercode=1080<br />
|geo_unit=--<br />
}}</div>Jennifer.Obrad