KGS--Marshall County--Table 10

Table 10--Generalized section of the geologic formations of Marshall County, Kansas.

System	Series	Group	Formation	Members	Thickness (feet)	Physical character	Water supply
Quaternary	Pleistocene		Alluvium		0-50	Silt and clay with minor quantities of sand in the upper part. Lower part composed chiefly of sand and gravel.	Yields moderate to large quantities of water to wells.
			Sanborn formation	Peoria silt, Loveland silt	0-20	Massive, wind-deposited silts.	Lies above the water table, and does not yield water to wells in Marshall County.
			Meade formation	Sappa Grand Island	0-55	Upper member composed of silt and clay, and some fine sand. Locally contains a bed of volcanic ash. Lower member composed of sand and well-rounded granitic gravel.	Lower member yields moderate to large quantities of water to wells where it is bellow the water table.
			Kansas till (and associated deposits)		0-325	Unconsolidated clay and boulders, wiith incorporated deposits of sand and gravel.	Yields small to moderate supplies of water to wells in Marshall County.
			Atchison formation		0-115	Silt and very fine sand in upper part. Lower few feet contains coarse sand and gravel.	Yields moderate quantities of water to wells.
			Pre-Kansasn gravel		0-22	Medium to coarse chert and quartzite gravel.	Yields moderate to large quantities of water to wells.
Permian	Leonardian	Sumner	Wellington formation		0-45	Varicolored silty and sandy shale.	Does not yield water to wells in Marshall County.
	Wolfcampian	Chase	Nolans limestone	Herington limestone, Paddock shale, Krider limestone	18-21	Composed of yellowish-gray, sandy to dolomitic limestone and gray shale.	Yields only small quantities of water to wells in Marshall County.
			Odell shale		23-27	Chiefly gray shale; contains some red and green shale in the lower part.	Does not yield water to wells in Marshall County.
			Winfield limestone	Cresswell limestone, Grant shale, Stovall limestone	25-30	Composed of massive upper limestone member, a gray and red silty shale member, and a thin cherty lower limestone member.	Yields only small quantities of water to wells in Marshall County.
			Doyle shale	Gage shale, Towanda limestone, Holmesville shale	70-80	Varicolored shale and impure limestone.	Yields only small quantities of water to wells in Marshall County.
			Barneston limestone	Fort Riley limestone, Oketo shale, Florence shale	45-65	Composed chiefly of massive limestone members seperated by a thin shale member. The florence limestone member is very cherty.	Yields moderate to large quantities of water to wells in Marshall County.
			Matfield shale	Blue Springs shale, Kinney limestone, Wymore shale	55-65	Consists of two varicolored shale members seperated by a thin lime-stone member.	Does not yield water to wells in Marshall County.
		Council Grove	Wreford limestone	Schroyer limestone, Havensville shale, Threemile limestone	30-40	Thick cherty limestone beds seperated by a bed of gray-green shale.	Yields small to moderate quantities of water to wells in Marshall County.
			Speiser shale		15-20	Varicolored shale and a thin but persistent limestone bed.	Does not yield water to wells in Marshall County.
			Funston limestone		5-7.	Massive gray limestone and light-colored shale.	Yields very small quantities of water to a few wells in Marshall County.
			Blue Rapids shale		14-20	Blocky gray shale; contains some green, red, and black.	Does not yield water to wells in Marshall County.
			Crouse limestone		6-8.	Massive and platy limestone; contains some gray shale.	Yields very small quantities of water to a few wells in Marshall County.
			Easly Creek shale		15-20	Varicolored shale; locally contains a massive bed of gypsum about 8 feet thick.	Does not yield water to wells in Marshall County.
			Bader limestone	Middleburg limestone, Hooser shale, Eiss limestone	17-22	Massive limestone beds, alternating with shale.	Yields small to moderate quantities of water to wells in Marshall County.
			Stearns shale		17-20	Dark-gray, red, and green calcareous shale.	Does not yield water to wells in Marshall County.
			Beattie limestone	Morill limestone, Florena shale, Cottonwood limestone	11-19	Soft limestone beds and dark-grey shale in the upper part. Massive limestone in the lower part.	Yields moderate to small quantities of water to wells in Marshall County.
			Eskridge shale		24-28	Varicolored shale and impure limestone.	Does not yield water to wells in Marshall County.
			Grenola limestone	Neva limestone, Salem Point shale, Burr limestone, Legion shale, Sallyards limestone	35-40	Alternating beds of massive limestona and gray to black shale.	Yields moderate quantities of water to wells in Marshall County.
			Roca shale		20-28	Varicolored shale and thin impure limestone.	Does not yield water to wells in Marshall County.
			Red Eagle limestone	Howe limestone, Bennett shale, Glenrock limestone	9-16.	Massive and cavernous limestone and gray to black shale.	Yields small quantities of water to wells in Marshall County.
			Johnson shale		15-20	Consists chiefly of gray shale; contains several impure limestone beds.	Does not yield water to wells in Marshall County.
			Foraker limestone	Long Creek limestone, Hughes Creek shale, Americus limestone	40-50	Impure limestone and limy shale in the upper part; hard, massive limestone in the lower part.	Yields small quantities of water to wells in Marshall County.
		Admire	Hamlin shale	Oaks shale, Houchen Creek limestone, Stine shale	125-150	Alternating beds of limestone and shale, not well exposed in Marshall County.	Yields little or no water to wells in Marshall County.
			Five Point limestone
			West Branch shale
			Falls City limestone
			Hawxby shale
			Aspinwall limestone
			Towle shale
Pennsylvanian	Virgilian	Wabaunsee	Brownville limestone		2	Soft, impure limestone.	Does not yield water to wells in Marshall County.
Pennsylvanian	Virgilian	Wabaunsee	Pony Creek shale		12	Varicolored shale in exposed part.	Does not yield water to wells in Marshall County.

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Kansas Geological Survey, Geologic History of Kansas
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Web version March 2004. Original publication date March 1954.
URL=http://www.kgs.ku.edu/General/Geology/Marshall/table10.html