Jupiter Formation
| Jupiter Formation | |
|---|---|
| Stratigraphic range: Early Silurian (Aeronian-Telychian) | |
| Type | Geological formation |
| Sub-units | From the base upwards:
|
| Overlies | Gun River Formation |
| Thickness | 167 meters |
| Location | |
| Region | Quebec |
| Country | Canada |
| Type section | |
| Named for | Jupiter River |
| Named by | Schuchert and Twenhofel |
| Year defined | 1910 |
The Jupiter Formation is a geologic formation in Quebec, well-exposed in the southern third of Anticosti Island and lying in the St Lawrence River Valley. It preserves fossils dating back to the Silurian period.