The BGS Lexicon of Named Rock Units — Result Details

Brass Thill Coal (Durham)

Computer Code: BTCO Preferred Map Code: notEntered
Status Code: Index Level
Age range: Duckmantian Substage (CB) — Duckmantian Substage (CB)
Lithological Description: Coal.
Definition of Lower Boundary: none recorded or not applicable
Definition of Upper Boundary: none recorded or not applicable
Thickness: none recorded or not applicable
Geographical Limits: none recorded or not applicable
Parent Unit: Pennine Middle Coal Measures Formation (PMCM)
Previous Name(s): none recorded or not applicable
Alternative Name(s): Northumberland Low Main Coal (Northumberland)
Stratotypes:
none recorded or not applicable
Reference(s):
Land, D H. 1974. Geology of the Tynemouth District (Explanation of one-inch Geological Sheet 15, New Series). Memoir of the British Geological Survey Sheet 20 (England and Wales). 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E020 E021 E026 E027 E032