From Wikipedia - Reading time: 4 min
| 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]
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