The BGS Lexicon of Named Rock Units — Result Details
Auchencrow Burn Sandstone Formation
Computer Code: | AUCR | Preferred Map Code: | AUCR |
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Status Code: | Full | ||
Age range: | Early Devonian Epoch (DL) — Early Devonian Epoch (DL) | ||
Lithological Description: | Reddish brown coarse-grained to pebbly sandstones with intercalated tuffs, siltstones and mudstones, local conglomerates and one thin cornstone. | ||
Definition of Lower Boundary: | The top of the Eyemouth Volcanic Formation. | ||
Definition of Upper Boundary: | The unconformity with the overlying Devono-Carboniferous conglomerates. | ||
Thickness: | At least 430 m and probably up to 1400 m thick. | ||
Geographical Limits: | The Eyemouth area, along the Eye valley between Ayton and Reston. | ||
Parent Unit: | Reston Group (REST) | ||
Previous Name(s): | Lower Old Red Sandstone Group
(LORS)
Auchencrow Burn Formation [Obsolete Name and Code: Use AUCR] (-2569) Lower Old Red Sandstone Group (LORS) |
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Alternative Name(s): | none recorded or not applicable | ||
Stratotypes: | |||
Partial Type Section | Eye Water, east of Coveyheugh, near Reston. Greig, D C. 1988. | ||
Partial Type Section | A portion of the sequence near the top of the formation, is exposed in Auchencrow Burn [NT86 59] where it is overlain by Devono-Carboniferous strata. Greig, D C. 1988. | ||
Reference(s): | |||
Browne, M A E, Smith, R A, and Aitken, A M. 2002. Stratigraphical framework for the Devonian (Old Red Sandstone) rocks of Scotland south of a line from Fort William to Aberdeen. British Geological Survey Research Report RR/01/04. 67 pp. | |||
Greig, D C. 1988. Geology of the Eyemouth district. Memoir of the British Geological Survey, Sheet 34 (Scotland). | |||
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.) | |||
1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
S034 |