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: Sandstone.
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):
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). 
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. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E020 E021