The BGS Lexicon of Named Rock Units — Result Details

Scone Sandstone Formation

Computer Code: SCN Preferred Map Code: SCN
Status Code: Full
Age range: Early Devonian Epoch (DL) — Early Devonian Epoch (DL)
Lithological Description: Purple-brown and purple-grey, fine- to coarse-grained, commonly cross-bedded sandstones with subsidiary siltstone, mudstone, conglomerate, sparse andesitic lava flows and some calcareous beds with concretionary limestones towards the top.
Definition of Lower Boundary: Transitional with the Dundee Flagstone and Ochil Volcanic Formations in the Dundee-Arbroath area, and transitional with the Craighall Conglomerate Formation in the Blairgowrie area.
Definition of Upper Boundary: The base of Cromlix Mudstone Formation.
Thickness: Locally over 2000 m thick.
Geographical Limits: The Strathmore Syncline, in the northern part of the Midland Valley of Scotland.
Parent Unit: Arbuthnott-Garvock Group (ATGK)
Previous Name(s): Scone Formation (-1806)
Blairgowrie Sandstone Formation [Obsolete Name And Code: See SCN] (BWST)
Alternative Name(s): Tannadice Formation
Stratotypes:
Type Section  The banks of the River Tay, north of Perth, between Scone and Stanley. Armstrong et al., 1985. 
Reference(s):
Armstrong, M, Paterson, I B and Browne, M A E, 1985. Geology of the Perth and Dundee district. Memoir of the British Geological Survey, Sheets 48W, 48E and 49 (Scotland). 108pp. 
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. 
Armstrong, M and Paterson, I B, 1970. The Lower Old Red Sandstone of the Strathmore Region. Report of the Institute of Geological Sciences No.70/12 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S048 S048 S049 S056 S066 S040 S039 S039