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Lithostratigraphy
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Chronostratigraphy
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Allostratigraphy
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Hydrostratigraphy
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Primary source

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.

Contributing author(s)

T. C. Buschbach

Name

Original description

The Crane Member of the Mt. Simon Sandstone (Templeton, 1950, p. 154).

Derivation

Named for Crane School, De Kalb County.

Other names

History/background

Type section

Type location

The type section of the Crane Member is the interval from 3105-3845 feet deep in Wyman No. 1 boring (NE NE SE 35, 41N-5E) (sample set 1301). It is located 4 miles north of the School for which it is named in De Kalb County.

Type author(s)

Type status

Reference section

Reference location

Reference author(s)

Reference status

Stratigraphic relationships

The Crane Member is the basal member of the Mt. Simon Sandstone.

Extent and thickness

The Crane Member is 620-740 feet thick, and it has been differentiated in only a few wells in central northern Illinois.

Lithology

It is relatively fine grained, but some of it is medium grained and a few small pebbles are present in places. The lower part is generally shaly, silty, and arkosic.

Core(s)

Photograph(s)

Contacts

Well log characteristics

Fossils

Age and correlation

Environments of deposition

Economic importance

Remarks

Reference(s)

place a <pre><br></pre>at the end of a line to get a line return TEMPLETON, J. S., 1950, Mt. Simon Sandstone in northern Illinois: Illinois Academy of Science Transactions, v. 43, p. 151-159.

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