Blackbrook Group
| Blackbrook Group | |
|---|---|
| Stratigraphic range: Ediacaran | |
| Type | Group |
| Unit of | Charnian Supergroup |
| Sub-units |
|
| Underlies | Maplewell Group |
| Thickness | 1,430+ m (4,691+ ft) |
| Lithology | |
| Primary | Tuff |
| Other | Pelite, Greywacke, Breccia, Sandstone, Dacite |
| Location | |
| Region | Leicestershire |
| Country | United Kingdom |
The Blackbrook Group is a geologic group in Leicestershire, and is the oldest group of the Charnian Supergroup. It preserves fossils dating back to the Ediacaran period. It mainly contains pelite, tuff and greywacke.