The BGS Lexicon of Named Rock Units — Result Details

Minuntion Member

Computer Code: MNN Preferred Map Code: MNN
Status Code: Full
Age range: Llanvirn Series (OE) — Llanvirn Series (OE)
Lithological Description: Sandstone, reddened, cross stratified, medium- and coarse-grained.
Definition of Lower Boundary: Forms base of Confinis Formation, rests on Kirkland Conglomerate Formation,
Definition of Upper Boundary: Succeeded by fossiliferous calcareous sandstone of the Confinis Formation.
Thickness: 0.5 to 8m
Geographical Limits: Girvan area, southwest Scotland.
Parent Unit: Confinis Formation (CNF)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Type Section  Kirland Burn, Stinchar Valley, Girvan. Ingham (in Fortey et al., 2000). 
Fortey, R A, Harper, D A T, Ingham, J K, Owen, A W, Parkes, M A, Rushton, A W A and Woodcock, N H. 2000. A revised correlation of Ordovician rocks in the British Isles. Geological Society Special Report, No.24. 
Ince, D, 1984. Sedimentation and tectonism in the Middle Ordovician of the Girvan district, north west Scotland. Transactions of the Royal Society of Edinburgh. Earth Sciences, Vol.75 (2), p.225-237. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable