Trempealeau Formation
Appearance
Trempealeau Formation | |
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Stratigraphic range: | |
Type | Formation |
Lithology | |
Primary | Dolomite[1] |
Location | |
Region | ![]() |
Country | ![]() |
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.