This article needs additional citations for verification. Please help improve this articlebyadding citations to reliable sources. Unsourced material may be challenged and removed.
Find sources: "Fort Atkinson Limestone" – news · newspapers · books · scholar · JSTOR (October 2017) (Learn how and when to remove this message) |
Fort Atkinson Limestone | |
---|---|
Stratigraphic range: Ordovician | |
Type | Formation |
Unit of | Maquoketa Group |
Underlies | Brainard Shale and Whitewater Formation |
Overlies | Scales Shale |
Location | |
Region | Illinois, Indiana |
Country | United States |
The Fort Atkinson Limestone is a geologic formationinIllinois. It preserves fossils dating back to the Ordovician period.
| |||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ph |
| ||||||||||||||||||||||||||||||
pЄ |
|
![]() | This article about a specific stratigraphic formation in Illinois is a stub. You can help Wikipedia by expanding it. |