Border Group

Border Group
Stratigraphic range: Chadian to Holkerian substages of Carboniferous
TypeGroup
Sub-unitsLyne and Fell Sandstone formations, Kershopefoot Basalt Beds
UnderliesYoredale Group
OverliesInverclyde Group
Thicknessmore than 1350m
Lithology
Primarysandstones
Othersiltstone, limestone, dolomite, conglomerate, basalt
Location
CountryScotland, England
ExtentNorthumberland and Solway basins
Type section
Named forScottish Borders

The Border Group is a Carboniferous lithostratigraphic group (a sequence of rock strata) in southern Scotland and northernmost England. The name is derived from the Scottish Borders region. The rocks of the Border Group have also previously been referred to as the Lower, Middle and Upper Border groups.[1]

  1. ^ "Border Group". The BGS Lexicon of Named Rock Units. British Geological Survey. Retrieved August 8, 2016.