The BGS Lexicon of Named Rock Units — Result Details

Lime Hill Serpentinite

Computer Code: LHSP Preferred Map Code: LHSP
Status Code: Full
Age range: Cambrian Period (E) — Ordovician Period (O)
Lithological Description: Serpentinite, largely dolomitised and silicified, weathering grey-green to orange-brown where dolomitised, and jasper. Includes conglomerate with altered serpentinite matrix at Dounans, by Aberfoyle.
Definition of Lower Boundary: Tectonic; contact with adjacent Corrie Burn Hornblende Schist.
Definition of Upper Boundary: Outgoing of thoroughly altered serpentinite and incoming of dolomitised and silicified limestone of Dounans Limestone Formation (probably an unconformity). Boundaries with upper units are tectonic in part.
Thickness: c.250m maximum (estimated).
Geographical Limits: none recorded or not applicable
Parent Unit: Highland Border Complex (HBX)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Type Area  Lime Hill, Loch Ard Forest, Aberfoyle. 
none recorded or not applicable
1:50K maps on which the lithostratigraphical unit is found, and map code used: