The BGS Lexicon of Named Rock Units — Result Details

Chiefswood Vent

Computer Code: CHFD Preferred Map Code: CHF
Status Code: Full
Age range: Early Mississippian Epoch (CMIE) — Mid Mississippian Epoch (CMIM)
Lithological Description: Agglomerate-filled volcanic neck.
Definition of Lower Boundary: Intrusive contact.
Definition of Upper Boundary: Intrusive contract
Thickness: n/a
Geographical Limits: Melrose area, Scottish Borders.
Parent Unit: Kelso Subsuite (KELSO)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Section  Chiefswood Quarry, Melrose, Scottish Borders. 
Reference(s):
McAdam, A D, Clarkson, E N K and Stone, P (eds.) 1992. Scottish Borders Geology: an excursion guide. (Edinburgh: Scottish Academic Press) 220pp. 
McRobert, R A. 1914. Acid and intermediate intrusions and associated ash-necks in the neighbourhood of Melrose (Roxburghshire). Quarterly Journal of the Geological Society, London, Vol.70, 303 - 315. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S025