The BGS Lexicon of Named Rock Units — Result Details

Thornhill Rock

Computer Code: TR Preferred Map Code: notEntered
Status Code: Index Level
Age range: Duckmantian Substage (CB) — Duckmantian Substage (CB)
Lithological Description: Generally a fine-grained, thickly-bedded and cross-bedded sandstone, commonly split with a thin coal and mudstone around Batley
Definition of Lower Boundary: none recorded or not applicable
Definition of Upper Boundary: none recorded or not applicable
Thickness: To c.40m
Geographical Limits: West Yorkshire area [Thornhill, Yorkshire].
Parent Unit: Pennine Middle Coal Measures Formation (PMCM)
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:
E086 E070 E077 E078 E062