The BGS Lexicon of Named Rock Units — Result Details

Rosehearty Formation

Computer Code: DCRG Preferred Map Code: notEntered
Status Code: Full, pending ratification
Age range: Neoproterozoic Era (AZ) — Neoproterozoic Era (AZ)
Lithological Description: Pebbly grits, greywacke and andalusite schists.
Definition of Lower Boundary: Drawn at base of semi-pelitic wacke of the Rosehearty Formation where it rests conformably on limestone and semi-pelitic wacke of the Kinnairds Head Formation.
Definition of Upper Boundary: Drawn at conformable upward passage from semi-pelitic wacke of the Rosehearty Formation to semi-pelitic wacke of the Macduff Slates.
Thickness: Not known.
Geographical Limits: Grampian, Scotland.
Parent Unit: Southern Highland Group (SOHI)
Previous Name(s): Rosehearty Group (-854)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Rosehearty, Grampian, Scotland. 
Reference(s):
Read, H H and Farquhar, O C, 1955. The Buchan anticline of the Banff Nappe of Dalradian rocks in north-east Scotland. Quarterly Journal of the Geological Society, Vol.112, p.131. 
Harris, A L and others, 1973. A correlation of the Pre-Cambrian rocks in the British Isles. Geological Society of London Special Report No 6. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable