The BGS Lexicon of Named Rock Units — Result Details

Fourlaws Limestone

Computer Code: FLL Preferred Map Code: notEntered
Status Code: Index Level
Age range: Asbian Substage (CR) — Asbian Substage (CR)
Lithological Description: Crinoidal limestone.
Definition of Lower Boundary: none recorded or not applicable
Definition of Upper Boundary: none recorded or not applicable
Thickness: c.3.5m
Geographical Limits: Northumberland; type area around Fourlaws.
Parent Unit: Alston Formation (AG)
Previous Name(s): none recorded or not applicable
Alternative Name(s): Hobberlaw Limestone
Stratotypes:
none recorded or not applicable
Reference(s):
Lexique Stratigraphique International. 1971. Volume 1, Europe, Fascicule 3a, England, Wales and Scotland, Part 3a VII, Lower Carboniferous (Dinantian). 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E008 E013