Computer Code: |
NOSL |
Preferred Map Code: |
NoSl |
Status Code: |
Pending Upgrade |
Age range: |
Eifelian Age (DI)
— Frasnian Age (DR) |
Lithological Description: |
Mudstone, silty mudstone and slate with subsidiary basaltic tuff, limestone, sandstone, and hyaloclastite. |
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: |
Torbay Group (TBAY)
|
Previous Name(s): |
Nordon Slate Formation [Obsolete Name and Code: Use NOSL]
(-426)
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
none recorded or not applicable |
Reference(s): |
Leveridge, B E, Scrivener, R C, Goode, A J J and Merriman, R J. 2003. Geology of the Torquay district - a brief explanation of the geological map. Sheet explanation of the British Geological Survey. 1:50 000 Sheet 350 Torquay (England and Wales). |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
E339
|