Computer Code: |
WGAY |
Preferred Map Code: |
notEntered |
Status Code: |
Full |
Age range: |
Quaternary Period (Q)
— Quaternary Period (Q) |
Lithological Description: |
Sand and gravel deposited fluvially following a period of incision after the deposition of the Totenhill Sand and Gravel Member (Britons Lane Formation). |
Definition of Lower Boundary: |
Unconformable on Tottenhill Sand and Gravel Member (Britons Lane Formation). |
Definition of Upper Boundary: |
At surface. |
Thickness: |
Up to 2.5 m. |
Geographical Limits: |
Restricted to area between Wormegay and Narborough in the Nar Valley. |
Parent Unit: |
Nar Valley Formation (NARC)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
Wormegay Terrace
|
Stratotypes: |
Type Section |
Ventris, 1986. |
Reference(s): |
Bowen, D Q. 1999. A revised correlation of Quaternary deposits in the British Isles. Geological Society Special Report, No. 23. |
Ventris, P A. 1986. The Nar Valley. 7-55 in West, R G and Whiteman, C A (editors), The Nar Valley and North Norfolk Field Guide. [Coventry: Quaternary Research Association.] |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |