Sandrock Formation
Appearance
Sandrock Formation | |
---|---|
Stratigraphic range: | |
Type | Geological formation |
Unit of | Lower Greensand Group |
Underlies | Monk's Bay Sandstone Formation |
Overlies | Ferruginous Sands |
Thickness | up to 70 metres (230 ft) |
Lithology | |
Primary | Sandstone, siltstone, mudstone |
Location | |
Region | Europe |
Country | UK |
Extent | Isle of Wight, Dorset |
Exposure of the Sandrock Formation on the southern half of the Isle of Wight |
The Sandrock Formation is a geological formation in England, part of the Lower Greensand Group, it is found on the Isle of Wight and in the northern part of Swanage Bay. It consists of a cyclic rhythm of sandstones, siltstones, and mudstones.[1]
References
- ^ "Sandrock Formation". The BGS Lexicon of Named Rock Units. British Geological Survey. Retrieved 21 July 2018.