The BGS Lexicon of Named Rock Units — Result Details

Glen Suie Limestone Member

Computer Code: GLSU Preferred Map Code: SYMB
Status Code: Full
Age range: Neoproterozoic Era (AZ) — Neoproterozoic Era (AZ)
Lithological Description: Mixed limestone and semipelite with pelites and calc-silicate rocks; strongly banded in main part, with limestone dominating in uppermost part.
Definition of Lower Boundary: At top of Allt Dregnie Phyllite Member where micaceous psammites, phyllites and semipelites give way to banded limestones and semipelites.
Definition of Upper Boundary: At base of Kylnadrochit Semipelite Member where limestone becomes very subordinate to semipelite.
Thickness: c. 225m in Glen Suie, including any thickening due to folding etc.
Geographical Limits: Braes of Glenlivet, Glen Suie.
Parent Unit: Ailnack Phyllite And Limestone Formation (APAL)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Type Section  Stream section, Back Burn, Glen Suie and Suie Burn, Glen Suie. 
Memoir of the British Geological Survey, Sheet 75, in preparation. 
Thomas, C W, 1989. Application of geochemistry to the stratigraphic correlation of Appin and Argyll Group carbonate rocks from the Dalradian of northeast Scotland. Journal of the Geological Society, London, Vol.146, 631-647. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable