Lawrence Formation
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| Lawrence Formation Lawrence Shale | |
|---|---|
| Stratigraphic range: [1] (Virgilian stage)[2] | |
 Upper shale of the Lawrence Formation in roadcut of the South Lawrence Trafficway In the upper background, the brown Toronto Limestone member is the base of the Oread Limestone. | |
| Type | Formation member |
| Unit of | Douglas Group |
| Sub-units | Kansas usage:
|
| Underlies | Oread Limestone |
| Overlies | Cass Limestone |
| Lithology | |
| Primary | Shale |
| Other | Limestone, sandstone |
| Location | |
| Region | Kansas |
| Country | United States |
| Type section | |
| Named for | Lawrence, Kansas |
| Named by | Erasmus Haworth[2] |
| Year defined | 1894 |
The Lawrence Formation, also referred to as Lawrence Shale, is a Late-Carboniferous geologic formation in Kansas.[2][1]
See also
References
- ^ a b P. H. Heckel (2013). "Pennsylvanian stratigraphy of Northern Midcontinent Shelf and biostratigraphic correlation of cyclothems". Stratigraphy. 10 (1–2): 7, TEXT-FIGURE 4. Retrieved 2022-04-02.
- ^ a b c "Geologic Unit: Lawrence". National Geologic Database. Geolex — Significant Publications. United States Geological Survey. Retrieved 2022-04-03.
- ^ P. H. Heckel and W. L. Watney (2002). "Revision of Stratigraphic Nomenclature and Classification of the Pleasanton, Kansas City, Lansing, and Lower Part of the Douglas Groups (Lower Upper Pennsylvanian, Missourian) in Kansas". Kansas Geological Survey Bulletin. University of Kansas Publications, Kansas Geological Survey (246): Stratigraphy, continued : Douglas Group (redefined). Retrieved 2022-04-02.
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