The BGS Lexicon of Named Rock Units — Result Details

Currarie Formation

Computer Code: CUF Preferred Map Code: CUF
Status Code: Pending Upgrade
Age range: Abereiddian Stage (O2) — Caradoc Series (O4)
Lithological Description: Heterogeneous association of red silicious mudstone locally with cherty bands, containing in places, slumped blocks of pillow lava. Also lava breccia, greenish grey mudstone, grey-green cherts.
Definition of Lower Boundary: Lowest occurrence of slumped heterogenous association of the same or all the above lithologies.
Definition of Upper Boundary: The upper limit is the apparent occurrence of the same.
Thickness: 100m+
Geographical Limits: Not defined.
Parent Unit: Tappins Group (TAP)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Sheet S007. 
Reference(s):
Floyd, J D, 1996. Lithostratigraphy of the Ordovician rocks in the Southern Uplands: Crawford Group, Moffat Shale Group, Leadhills Supergroup. Transactions of the Royal Society of Edinburgh: Earth Sciences, Vol.86, 153-165. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S007