The BGS Lexicon of Named Rock Units — Result Details

Brocka Bank Grit

Computer Code: BBK Preferred Map Code: notEntered
Status Code: Index Level
Age range: Chokierian Substage (CH) — Chokierian Substage (CH)
Lithological Description: Thickly bedded, coarse-grained sandstone.
Definition of Lower Boundary: none recorded or not applicable
Definition of Upper Boundary: none recorded or not applicable
Thickness: To c.25m
Geographical Limits: West Yorkshire area [Brocka Bank, near Ilkley].
Parent Unit: Samlesbury Formation (SAML)
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:
E069