The BGS Lexicon of Named Rock Units — Result Details
Glencoe Volcanic Formation
Computer Code: | GLVO | Preferred Map Code: | GLVO |
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Status Code: | Full | ||
Age range: | Early Devonian Epoch (DL) — Early Devonian Epoch (DL) | ||
Lithological Description: | Andesitic lavas and sheets comprising flow laminated rhyolites, tuffs, tuffaceous breccias, minor sandstones, mudstones and conglomerates. | ||
Definition of Lower Boundary: | Unconformity with the Dalradian Supergroup below. | ||
Definition of Upper Boundary: | The top of the volcanic succession, which has been partly removed by erosion. | ||
Thickness: | Over 1000 m thickness presently exposed. | ||
Geographical Limits: | The Glen Coe area of Scotland. | ||
Parent Unit: | Not Applicable (-) | ||
Previous Name(s): | Glen Coe Sedimentary "Series" [Obsolete Name And Code: Part Of GLVO]
(GCS)
Glen Coe Volcanic Formation [Obsolete Name and Code: Use GLVO] (*783) Volcanic Series of Glen Coe [Obsolete Name and Code: Use GLVO] (-1566) Glen Coe Volcanic "Series" [Obsolete Name And Code] (GCV) |
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Alternative Name(s): | none recorded or not applicable | ||
Stratotypes: | |||
Type Area | Outcrop on Bidean nam Bian, near Glen Coe McGarvie, 1999; Bailey, 1960. | ||
Reference(s): | |||
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.) | |||
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. | |||
Moore, I and Kolekaar, B P. 1998. Tectonically controlled piecemeal caldera collapse; a case study of Glencoe Volcano, Scotland. Geological Society of America Bulletin, Vol. 110, Pt. 11, p. 1448-1466. | |||
Moore, I. 1995. The early history of the Glencoe cauldron. Unpublished PhD thesis, University of Liverpool. | |||
Bailey, E B. 1960. The geology of Ben Nevis and Glencoe and the surrounding country. (2nd edition). Memoir of the geological survey of Great Britain, Sheet 53 (Scotland), p. 132-152. | |||
McGarvie, D W. 1999. Bidean nam Bian. p.505 - 510 in Caledonian Igneous Rocks of Great Britain. Geological Conservation Review Series No. 17. Stephenson, D, and 6 others (editors). (Peterborough: Joint Nature Conservation Committee.) | |||
1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
S054 S053 |