Computer Code: |
HEATH |
Preferred Map Code: |
symb |
Status Code: |
Full |
Age range: |
Wolstonian Stage (QO)
— Wolstonian Stage (QO) |
Lithological Description: |
Sand and gravel. |
Definition of Lower Boundary: |
Interpreted as generally where fluvial deposits rest on bedrock, or older superficial deposits. |
Definition of Upper Boundary: |
The upper surface of the present day river terrace. |
Thickness: |
Variable, up to 3 m thick. |
Geographical Limits: |
The River Leadon and its tributary valleys, including Glynch and Ell Brooks, Gloucestershire and Worcestershire. |
Parent Unit: |
Glynch Valley Formation (GLVA)
|
Previous Name(s): |
Fifth (Bushley Green Lower Part) Terrace of the Severn [Obsolete Name and Code: Use HEATH]
(-3462)
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Area |
The Heath Bungalow area of the Glynch Brook Valley. The Heath Member is correlated with the Bushley Green Member (formerly fifth (Bushley Green, lower part) Terrace deposits) of the Severn Valley Formation (Maddy, 1999). |
Reference(s): |
McMillan, A A, Hamblin, R J O, and Merritt, J W. 2011. A lithostratigraphical framework for onshore Quaternary and Neogene (Tertiary) superficial deposits of Great Britain and the Isle of Man. British Geological Survey Research Report, RR/10/03. 343pp. |
Maddy, D. 1999. English Midlands Chapter 3 in Bowen, D Q (Editor), A revised correlation of the Quaternary deposits in the British Isles. Geological Society Special Report, No.23. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |