The BGS Lexicon of Named Rock Units — Result Details

Kilfillan Formation

Computer Code: KFL Preferred Map Code: KFL
Status Code: Pending Upgrade
Age range: Llandovery Epoch (SL) — Llandovery Epoch (SL)
Lithological Description: Very thickly bedded, massive greywacke units (up to 100 metres thick) separated by relatively thinly bedded greywacke and silty mudstone.
Definition of Lower Boundary: Faulted.
Definition of Upper Boundary: Faulted.
Thickness: Not defined due to faulting.
Geographical Limits: Not defined.
Parent Unit: Gala Group (GALA)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  North of Stair Haven, Sheet 4(W) Scotland. 
Reference(s):
Gordon, A J. 1962. Not published. The Lower Palaeozoic rocks around Glenluce, Wigtownshire. Ph.D.Thesis, University of Edinburgh, 1962. 
Barnes, R P, (in prep). The geology of the Kirkcowan, Wigtown and Whithorn districts. Memoir of the British Geological Survey, Sheets 4W, 4E and 2 (Scotland). 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S004