| Copenhagen Formation | |
|---|---|
| Stratigraphic range: Ordovician | |
| Type | Geologic formation |
| Underlies | Eureka Quartzite |
| Overlies | Pogonip Group, Antelope Valley Limestone |
| Thickness | 350 feet (110 m) |
| Location | |
| Region | Nevada |
| Country | United States |
The Copenhagen Formation is a geologic formation in Nevada.
Areas it is found include the Antelope Valley region of Eureka County and Nye County.
It preserves fossils dating back to the Ordovician period.