Computer Code: |
BEAY |
Preferred Map Code: |
notEntered |
Status Code: |
Full |
Age range: |
Famennian Age (DA)
— Famennian Age (DA) |
Lithological Description: |
Green and blue green shale and siltstone, with purple slate. |
Definition of Lower Boundary: |
Faulted. |
Definition of Upper Boundary: |
Faulted. |
Thickness: |
Not known. |
Geographical Limits: |
East Cornwall. |
Parent Unit: |
Not Applicable (-)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Area |
Exposures on and about Viverdon Down. |
Reference(s): |
British Geological Survey. 1993. Tavistock. England and Wales Sheet 337. Solid and Drift 1:50 000 Provisional Series (Keyworth, Nottingham: British Geological Survey.) |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |