The BGS Lexicon of Named Rock Units — Result Details

Auchencar Burn Sandstones Member

Computer Code: ABS Preferred Map Code: ABS
Status Code: Pending Upgrade
Age range: Early Devonian Epoch (DL) — Early Devonian Epoch (DL)
Lithological Description: Red-brown and purple grey cross-bedded sandstones, with beds of quartzite conglomerate and red-brown siltstone.
Definition of Lower Boundary: The top of the basal Quartz Sandstone Formation.
Definition of Upper Boundary: The base of the Creag Mhor Conglomerate Member, or locally, the Auchencar Lava Member.
Thickness: About 120 m thick.
Geographical Limits: Isle of Arran.
Parent Unit: Auchencar Sandstone Formation (AUSA)
Previous Name(s): Auchencar Burn Sandstones Formation (-3788)
Alternative Name(s): ?Glenramskill Formation
Type Section  Auchencar Burn, Arran, Strathclyde, Scotland. 
Browne, M A E, Smith, R A and Aitken, A M. 2001. A lithostratigraphical framework for the Devonian (Old Red Sandstone) rocks of Scotland south of a line from Fort William to Aberdeen. Version 3. British Geological Survey Research Report RR/01/04. 
Friend, P F, Harland, W B and Hudson, J D, 1963. The Old Red Sandstone and the Highland Boundary in Arran, Scotland. Transactions of the Edinburgh Geological Society, Vol.19, 363-425. 
1:50K maps on which the lithostratigraphical unit is found, and map code used: