Great Britain Superficial Deposits Supergroup

Short description: Geological formation in Great Britain

Great Britain Superficial Deposits Supergroup
Stratigraphic range: Neogene to Quaternary

Type| Supergroup
Sub-units| Albion Glacigenic Group, Britannia Catchments Group, British Coastal Deposits Group, Caledonia Glacigenic Group, Crag Group, Dunwich Group, Residual Deposits Group, Brassington Formation
Overlies| Neogene or earlier bedrock
Thickness| up to 200 m (660 ft)
Lithology
Primary| Till
Other| Sand, gravel, silt, clay, head, peat etc
Location
Country| England , Scotland, Wales
Extent| all natural superficial deposits in Great Britain and the Isle of Man

The Great Britain Superficial Deposits Supergroup is a Neogene to Quaternary lithostratigraphic supergroup (a sequence of rock strata or other definable geological units) present across Great Britain and the Isle of Man. It includes all of the natural superficial deposits found in Great Britain and comprises the Albion Glacigenic Group, Britannia Catchments Group, British Coastal Deposits Group, Caledonia Glacigenic Group, Crag Group, Dunwich Group and Residual Deposits Group. These deposits include till, sands, gravels, silts, head, clay, peat and other materials.[1]

## References

1. ↑ "BGS Lexicon of Named Rock Units - Result Details". http://www.bgs.ac.uk/lexicon/lexicon.cfm?pub=GBG.

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