| Goat Island Formation | |
|---|---|
| Stratigraphic range: Silurian | |
 Algae fossil from the Goat Island Formation (New York State) | |
| Type | Formation |
| Location | |
| Region | Ontario, New York (state) |
| Country | Canada, United States |
The Goat Island Formation is a geologic formation within the Appalachian Basin. It is one of the formations that make up the Lockport Group of the Silurian period. [1]