The BGS Lexicon of Named Rock Units — Result Details

High Main Post Member

Computer Code: HMNP Preferred Map Code: notEntered
Status Code: Pending Upgrade
Age range: Duckmantian Substage (CB) — Duckmantian Substage (CB)
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: 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): Main Post
Stratotypes:
none recorded or not applicable
Reference(s):
Buddle, J. 1831. Reference to the sections of the Strata of the Newcastle Coal Field. Transactions of the Natural History Society of Northumberland, Vol. 1, 225-240. 
Mills, D A C and Holliday, D W. 1998. Geology of the district around Newcastle upon Tyne, Gateshead and Consett. 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