The BGS Lexicon of Named Rock Units — Result Details

Doon Hill Conglomerate Member

Computer Code: DHLC Preferred Map Code: DHLC
Status Code: Full
Age range: Caradoc Series (O4) — Caradoc Series (O4)
Lithological Description: Thickly bedded conglomerate with partings of blue-grey green-weathering mudstones passing upwards into poorly-bedded dark green conglomerate with pebbles of spilite, gabbro, red granite, vein quartz and chert.
Definition of Lower Boundary: Succeeds the dark grey mudstones of the Laggan Member of the Balclatchie Formation.
Definition of Upper Boundary: Succeeded by the mudstones of the Pumphouse Member of the Balclatchie Formation.
Thickness: c.240m
Geographical Limits: Girvan area, southwest Scotland.
Parent Unit: Balclatchie Formation (BCH)
Previous Name(s): Doon Hill Conglomerate (-1499)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Section  Section from Doon Hill, across Penwhapple Burn and onto Green Hill. Williams, 1962. 
Reference(s):
Fortey, R A, Harper, D A T, Ingham, J K, Owen, A W, Parkes, M A, Rushton, A W A and Woodcock, N H. 2000. A revised correlation of Ordovician rocks in the British Isles. Geological Society Special Report, No.24. 
Williams, A, 1962. The Barr and Lower Ardmillan Series (Caradoc) of the Girvan district, southwest Ayrshire, with descriptions of the Brachiopoda. Memoir of the Geological Society of London, No.3. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable