The BGS Lexicon of Named Rock Units — Result Details
Lower Limestone Formation
Computer Code: | LLGS | Preferred Map Code: | LLGS |
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Status Code: | Full | ||
Age range: | Brigantian Substage (CX) — Pendleian Substage (CE) | ||
Lithological Description: | Cyclic: includes marine limestones. NOTE: See lithological description note in entry for Limestone Coal Formation (LSC). | ||
Definition of Lower Boundary: | Base of Hurlet Limestone. | ||
Definition of Upper Boundary: | Top of Top Hosie Limestone. | ||
Thickness: | 211m in type section | ||
Geographical Limits: | Central Scotland. | ||
Parent Unit: | Clackmannan Group (CKN) | ||
Previous Name(s): | Limestone, Lower (Dolomite) [Obsolete Name And Code: Use LLGS]
(LLGD)
Lower Limestone Group [Obsolete Name and Code: Use LLG, LLGS] (*299) Lugton Limestone Formation [Obsolete Name And Code: Use LLGS] (LUL) |
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Alternative Name(s): | none recorded or not applicable | ||
Stratotypes: | |||
Type Section | Wester Gartshore Borehole (NS67SE/99) from 82.0 to 293.0 m depth. | ||
Reference(s): | |||
Dean, M T, Browne, M A E, Waters, C N and Powell, J H. 2011. A lithostratigraphical framework for the Carboniferous successions of northern Great Britain (onshore). British Geological Survey Research Report, RR/10/007. 165pp. | |||
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.) | |||
MacGregor, A G, 1960. Division of the Carboniferous on Geological Survey Scottish Maps. Bulletin of the Geological Survey of Great Britain, No.16, 127-130. | |||
Ramsbottom, W H C, Calver, M A, Eagar, R M C, Hodson, F, Holliday, D W, Stubblefield, C J and Wilson, R B. 1978. A correlation of the Silesian rocks in the British Isles. Geological Society of London, Special Report No.10. | |||
1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
S008 S012 S015 S023 S013 S031 S031 S025 S024 S015 S338 S014 S023 S024 S032 S032 S034 S049 E004 E006 S040 S030 S030 S039 S040 S041 E001 E002 |