The BGS Lexicon of Named Rock Units — Result Details

Leny Limestone And Slate Member

Computer Code: LYLS Preferred Map Code: notEntered
Status Code: Full
Age range: Comley Series (EC) — St David's Series (ED)
Lithological Description: Slate, black, dark and pale grey, locally graphitic, semipelite and pelite with trilobite-bearing limestone, pale to dark grey, fine-grained.
Definition of Lower Boundary: Rapid transition from dominantly pale grey arenites of Keltie Water Grit Formation into dominantly grey to black slates.
Definition of Upper Boundary: Transition into arenites of the upper part of the Keltie Water Grit Formation.
Thickness: c.50m (estimated)
Geographical Limits: Keltie Water southwest to River Teith, adjacent to the Highland Boundary Fault, north of Callander, Perthshire.
Parent Unit: Keltie Water Grit Formation (KWG)
Previous Name(s): Leny Limestone And Shale [Obsolete Name And Code: See LYLS] (DCLL)
Leny Limestone (LYL)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Section  Stream section, Keltie Water, near Callander, Perthshire. 
Type Section  Leny Quarry. 
Reference(s):
Tanner, P W G, 1995. New evidence that the Lower Cambrian Leny Limestone at Callander, Perthshire, belongs to the Dalradian Supergroup, and a reassessment of the 'exotic' status of the Highland Border Complex. Geological Magazine, Vol.132, 473-483. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S038 S039