Grenola Formation
The Grenola Formation (or Grenola Limestone) is an early Permian geologic formation (Wolfcampian) with its exposure running north and south through Kansas and extending into Nebraska and Oklahoma, notably having the Neva Limestone member,[1][2] a terrace-forming aquifer and historic Flint Hills building stone source secondary to the Cottonwood Limestone.
| Grenola Formation Stratigraphic range: early Permian | |
|---|---|
| Type | Formation |
| Sub-units | Neva Limestone Salem Point shale Burr limestone Legion shale Sallyards limestone |
| Lithology | |
| Primary | Limestone |
| Other | Shale |
| Location | |
| Region | Midcontinent (Nebraska, Kansas, Oklahoma)[1] |
| Country | United States |
| Type section | |
| Named for | Grenola, Kansas[1] |
See also
References
- Jewett, John M. (1941). The Geology of Riley and Geary Counties, Kansas, Kansas Geological Survey Bulletin 39. University of Kansas Publications, State Geological Survey of Kansas.
- "Geologic Unit: Grenola". National Geologic Database. Geolex — Unit Summary. United States Geological Survey. Retrieved 2019-06-02.
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