The BGS Lexicon of Named Rock Units — Result Details

Castle Rocks Vent

Computer Code: CASR Preferred Map Code: CASR
Status Code: Full
Age range: Early Mississippian Epoch (CMIE) — Mid Mississippian Epoch (CMIM)
Lithological Description: Elongate vent filled with tuff.
Definition of Lower Boundary: Intrusive.
Definition of Upper Boundary: Intrusive.
Thickness: Not specifically recorded: about 100 m long by 70 m wide, NNE-SSW orientated elongate intrusion,
Geographical Limits: Dunbar area.
Parent Unit: Lothian Subsuite [Of SSDPV] (SSDLO)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Section  North side of the entrance to New (Victoria) Harbour, Dunbar. 
Reference(s):
Clough, C T, Barrow, G, Crampton, C B, Maufe, H B, Anderson, E M and Bailey, E B . 1910. The geology of East Lothian (2nd edition). Memoir of the Geological Survey, Scotland, Sheets 33 and parts of 34 and 41. 
Craig, G Y, Duff P, McL, D. 1975. The geology of the Lothians and south-east Scotland. (Edinburgh: Scottish Academic Press.) 
Francis, E H. 1962. Volcanic neck emplacement and subsidence structures at Dunbar, south-east Scotland. Transactions of the Royal Society of Edinburgh, Vol. 65, 41-58. 
McAdam, A D and Clarkson, E N K. 1996. Lothian Geology: an Excursion Guide. Edinburgh Geological Society, 2nd edition. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S033