The BGS Lexicon of Named Rock Units — Result Details

Eastgate Sandstone Member

Computer Code: EGT Preferred Map Code: EGT
Status Code: Full
Age range: Wenlock Epoch (SW) — Wenlock Epoch (SW)
Lithological Description: Mainly greyish medium-grained sandstone, locally a coarse-grained subgreywacke varying from dark greenish grey to pale red in colour. Also local thin beds of pebbly sandstone, conglomerate and micaceous sandstone
Definition of Lower Boundary: Transitional incoming of a predominantly sandstone succession belonging to the Eastgate Sandstone Member above the Kirk Hill Conglomerate Member of the Westgate Formation
Definition of Upper Boundary: The fairly sharp base of the greywacke-pebble bearing Greywacke Conglomerate Formation above the predominantly sandstone succession of the Eastgate Sandstone Member of the Westgate Formation
Thickness: To 400m
Geographical Limits: Carmichael Inlier near Carmichael, Lanarkshire, Scotland
Parent Unit: Westgate Formation (WGAT)
Previous Name(s): Eastgate Formation (-749)
Alternative Name(s): none recorded or not applicable
Type Area  Disused quarry 150m north of Eastgate, northeast of Carmichael, Lanarkshire Rolfe, 1960 
BGS Lexicon. 
Rolfe, W D I, 1960. The Silurian inlier of Carmichael, Lanarkshire. Transactions of the Royal Society of Edinburgh, Vol.64, 245-260 
1:50K maps on which the lithostratigraphical unit is found, and map code used: