The BGS Lexicon of Named Rock Units — Result Details

Helmshore Grit

Computer Code: HSG Preferred Map Code: notEntered
Status Code: Index Level
Age range: Marsdenian Substage (CZ) — Marsdenian Substage (CZ)
Lithological Description: none recorded or not applicable
Definition of Lower Boundary: none recorded or not applicable
Definition of Upper Boundary: none recorded or not applicable
Thickness: c.18m
Geographical Limits: The central and southwestern part of the Rossendale anticline area.
Parent Unit: Marsden Formation (MARSD)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
none recorded or not applicable
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E084 E075