The BGS Lexicon of Named Rock Units — Result Details
Rascarrel Member
Computer Code: | RASC | Preferred Map Code: | RASC |
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Status Code: | Full | ||
Age range: | Arundian Substage (CJ) — Holkerian Substage (CQ) | ||
Lithological Description: | Conglomeratic sandstone interbedded with thin beds of marl and siltstone. | ||
Definition of Lower Boundary: | Faulted and unconformable contacts with Lower Palaeozoic Ross Formation (Hawick Group). In the Rerrick Outlier the strata are faulted against the Orroland Formation (Lower Carboniferous). | ||
Definition of Upper Boundary: | Not seen. | ||
Thickness: | > 360 m. | ||
Geographical Limits: | Rascarrel Bay (Rerrick Outlier); Castlehill Point to Gutcher's Isle and Portling to Portowarren shores (Colvend Outlier), Kirkcudbrightshire, south-western Scotland (Southern Uplands). | ||
Parent Unit: | Fell Sandstone Formation (FELL) | ||
Previous Name(s): | Rascarrel Sandstone Formation [Obsolete Name and Code: Use RASC]
(-479)
Rascarrel Group [Obsolete Name and Code: Use RASC] (-3632) Rascarrel Sandstones and Conglomerates [Obsolete Name and Code: Use RASC] (-4284) |
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Alternative Name(s): | none recorded or not applicable | ||
Stratotypes: | |||
Partial Type Section | Coastal section between Castle Muir Point and Rascarrel Burnfoot, Kirkcudbrightshire. | ||
Partial Type Section | Coastal section between Castlehill Point and Gutcher's Isle, Kirkcudbrightshire. | ||
Reference(s): | |||
Deegan, C E. 1973. Tectonic control of sedimentation at the margin of a Carboniferous depositional basin in Kirkcudbrightshire. Scottish Journal of Geology, Vol. 9, p. 1 - 28. | |||
Craig, G Y and Nairn, A E M. 1956. The Lower Carboniferous outliers of the Colvend and Rerrick shores, Kirkcudbrightshire. Geological Magazine, Vol.93, 249-256. | |||
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. | |||
1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
S005 |