The BGS Lexicon of Named Rock Units — Result Details

Spernall Gypsum

Computer Code: SPGY Preferred Map Code: notEntered
Status Code: Index Level
Age range: Carnian Age (TC) — Carnian Age (TC)
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: Sidmouth Mudstone Formation (SIM)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
Old R A, Hamblin, R J O, Ambrose, K, and Warrington G. 1991. Geology of the country around Redditch. Memoir of the British Geological Survey, Sheet 183 (England and Wales). 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable