The BGS Lexicon of Named Rock Units — Result Details

Auchenhew Beds [Obsolete Name And Code: Use AHM]

Computer Code: AHB Preferred Map Code: AHB
Status Code: Index Level
Age range: Triassic Period (T) — Triassic Period (T)
Lithological Description: Red, green and brown or yellow mudstones, siltstones and sandstones, calcareous in places.
Definition of Lower Boundary: Base at base of Lag a' Beith Marls and Cornstones.
Definition of Upper Boundary: Top at top of Levencorroch Marls and Cornstones.
Thickness: About 300 m thick.
Geographical Limits: Arran.
Parent Unit: Not Entered (?)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Section  Auchenhew, Arran, Strathclyde, Scotland. Pollard, 1978. 
Reference(s):
Craig, G Y. 1965. Geology of Scotland, 1st Edition. [Geological Society of London.] 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S338 S013