The BGS Lexicon of Named Rock Units — Result Details

Tappins Group

Computer Code: TAP Preferred Map Code: TAP
Status Code: Full
Age range: Abereiddian Stage (O2) — Caradoc Series (O4)
Lithological Description: See constituent Formations: Marchburn, Corsewell, Dalreoch, Currarie, Traboyack, Downan Point Lava. Alternating greywackes and shales, red mudstones, sandstones, lava breccias and conglomerates.
Definition of Lower Boundary: Faulted (Glen App Fault).
Definition of Upper Boundary: Faulted (Stinchar Fault).
Thickness: Total of constituent formations is c.7000m
Geographical Limits: Girvan area and Southern Uplands, south west Scotland.
Parent Unit: Not Applicable (-)
Previous Name(s): Tappins Facies [Obsolete Name and Code: Use TAP] (-3068)
Tappins Formation [Obsolete Name and Code: Use TAP] (-1218)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Partial Type Section  see constituent Formations 
Reference(s):
Peach, B N and Horne, J. 1899. The Silurian Rocks of Britain, Volume 1. Scotland. Memoir of the Geological Survey of the United Kingdom. 
Floyd, J D and Kimbell, G S, 1995. Magnetic and tectonostratigraphic correlation at a terrane boundary: the Tappins Group of the Southern Uplands. Geological Magazine, 132, 515-21. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S007 S008