Eyam Limestone
| Eyam Limestone | |
|---|---|
| Stratigraphic range: Early Carboniferous (Uppermost Viséan), | |
Eyam Limestone in Wirksworth  | |
| Type | Geological formation | 
| Unit of | Peak Limestone Group | 
| Underlies | Longstone Mudstone Formation | 
| Overlies | Monsal Dale Limestone Formation | 
| Area | Derbyshire | 
| Thickness | 9 to 54 m | 
| Lithology | |
| Primary | Limestone | 
| Location | |
| Region | England | 
| Country | United Kingdom | 
| Extent | Peak District | 
| Type section | |
| Named for | Eyam | 
The Eyam Limestone (formerly known as the Cawdor Group, Cawdor Limestone or Eyam Group) is a geologic formation in the Peak District, England. It preserves fossils dating back to the Viséan stage of the Carboniferous period, and represents a marine environment.