The BGS Lexicon of Named Rock Units — Result Details
Brig o' Balgownie Conglomerate Formation
Computer Code: | BOBC | Preferred Map Code: | BOBC |
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Status Code: | Full | ||
Age range: | Early Devonian Epoch (DL) — Early Devonian Epoch (DL) | ||
Lithological Description: | Mainly a well-rounded conglomerate with clasts of granite and psammite of local provenance, and some sandstone and mudstone interbeds. | ||
Definition of Lower Boundary: | Unconformity with the Dalradian Supergroup below. | ||
Definition of Upper Boundary: | Not seen, as the top is cut out by faulting. | ||
Thickness: | Variable, up to 160 m proved. | ||
Geographical Limits: | Aberdeen area of Scotland. | ||
Parent Unit: | Not Applicable (-) | ||
Previous Name(s): | Brig O'Balgownie Conglomerate Formation [Obsolete Name and Code: Use BOBC]
(-2004)
Old Red Sandstone [Obsolete Name and Code: Use BOBC, BED] (-3838) |
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Alternative Name(s): | none recorded or not applicable | ||
Stratotypes: | |||
Type Section | Southern banks of the River Don, Aberdeen, between Brig O' Balgownie and Bridge of Don. Monro, M. 1986. | ||
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. | |||
Monro, M. 1986. Geology of the country around Aberdeen. Memoir of the British Geological Survey, Sheet 77 (Scotland). | |||
1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
S077 |