| Trempealeau Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Formation |
| Lithology | |
| Primary | Dolomite[1] |
| Location | |
| Region |  Wisconsin |
| Country |  United States |
The Trempealeau Formation is an Upper Cambrian[2] geologic formation in Wisconsin. It contains graptolites.[3]
See also
References
- ↑ Randall L Milstein (1989). "Subsurface Stratigraphy of Cambrian Rocks in the Southern Peninsula of Michigan: Michigan Basin" (PDF). Lansing, Michigan: Michigan Department of Natural Resources.
- ↑ "Trempealeau Formation". USGS.
- ↑ Rudolf Ruedemann (1947). Graptolites of North America. ISBN 9780813710198.
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