The BGS Lexicon of Named Rock Units — Result Details

Castletown Limestone

Computer Code: CTNL Preferred Map Code: notEntered
Status Code: Index Level
Age range: Arundian Substage (CJ) — Asbian Substage (CR)
Lithological Description: Boiclastic limestones and shaly mudstones with some ooidal limestones.
Definition of Lower Boundary: none recorded or not applicable
Definition of Upper Boundary: none recorded or not applicable
Thickness: none recorded or not applicable
Geographical Limits: Southern part of the Isle of Man, around Castletown.
Parent Unit: Great Scar Limestone Group (GSCL)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
none recorded or not applicable
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable