Grand River Formation
| Grand River Formation Stratigraphic range: Pennsylvanian | |
|---|---|
| Type | Formation |
| Underlies | Ionia Formation |
| Overlies | Saginaw Formation |
| Location | |
| Region |  Michigan |
| Country |  United States |
| Extent | accessdate= 22 June 2014 |
| Ph |
|   | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pŠ |
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.