The BGS Lexicon of Named Rock Units — Result Details
Dunnet Head Sandstone Formation
| Computer Code: | DUH | Preferred Map Code: | notEntered |
|---|---|---|---|
| Status Code: | Full | ||
| Age range: | Frasnian Age (DR) — Famennian Age (DA) | ||
| Lithological Description: | Unfossiliferous yellow and brown sandstones with grit beds. | ||
| Definition of Lower Boundary: | Drawn where the yellow and brown sandstones of the Dunnet Head Sandstone rests unconformably on the flagstones of the Caithness Flagstone Group. | ||
| Definition of Upper Boundary: | The Dunnet Head Sandstone is overlain unconformably by superficial deposits. | ||
| Thickness: | c.733m | ||
| Geographical Limits: | Caithness, northern Highlands. (Highland Region). | ||
| Parent Unit: | Eday Group (EDY) | ||
| Previous Name(s): | Dunnet Sandstone Group [Obsolete Name and Code: Use DUH]
(-4011)
Dunnet Head Sandstone Group [Obsolete Name and Code: Use DUH, OYS] (-4626) |
||
| Alternative Name(s): | none recorded or not applicable | ||
| Stratotypes: | |||
| Type Area | Dunnet Head, Caithness, Scotland. | ||
| Reference(s): | |||
| Crampton, C B, and Carruthers, R G. 1914. The geology of Caithness. Memoir of the Geological Survey, Scotland. Sheets 110 and 116 (Scotland). | |||
| Geikie, A. 1879. On the Old Red Sandstone of Western Europe. Transactions of the Royal Society of Edinburgh, Vol. 28, 374-404. | |||
| Waters, C N, Gillespie, M R, Smith, K, Auton, C A, Floyd, J D, Leslie, A G, Millward, D, Mitchell, W I, McMillan, A A, Stone, P, Barron, A J M, Dean, M T, Hopson, P M, Krabbendam, M, Browne, M A E, Stephenson, D, Akhurst, M C, and Barnes, R P. 2007. Stratigraphical Chart of the United Kingdom: Northern Britain. (British Geological Survey.) | |||
| Murchison, R I, 1859. Northern Highlands, etc. Quarterly Journal of the Geological Society, Vol.15, p.394,409. | |||
| Phemister, J. 1948. British Regional Geology: Scotland: the Northern Highlands (2nd edition) (Edinburgh: HSMO for the Geological Survey and Museum.) | |||
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
| S116 | |||