The BGS Lexicon of Named Rock Units — Result Details

Findhorn Pluton

Computer Code: FDHN Preferred Map Code: FN
Status Code: Pending Upgrade
Age range: Silurian Period (S) — Early Devonian Epoch (DL)
Lithological Description: Pluton composed of 3 main facies of grey to pink-grey, medium to coarse-grained granodiorite and monzogranite, abundant enclaves of metasediment. Minor small bodies of green-grey diorite and monzodiorite. Aplitic microgranite veins.
Definition of Lower Boundary: none recorded or not applicable
Definition of Upper Boundary: none recorded or not applicable
Thickness: none recorded or not applicable
Geographical Limits: Central and northern Monadhliath Highlands, Strath Dearn. In the Tomatin (sheet 74W) and Fortrose (sheet 84W) districts.
Parent Unit: Argyll And Northern Highlands Granitic Suite (ANHGR)
Previous Name(s): Findhorn Complex [Obsolete Name and Code: Use FDHN] (-1537)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  High cliffs of upper Findhorn [Strath Dearn] NW of Sith Mor to the Allt Calder. 
Reference Section  Rock-filled meltwater channel - Caochan na Claise Gairbhe, north of Strath Dearn. 
Reference(s):
British Geological Survey. 2001. Tomatin, Scotland sheet 74W, Solid and Drift Geology 1:50 000. (Keyworth, Nottingham: British Geological Survey.) 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S074 S084 S063 S073