Computer Code: |
LNCF |
Preferred Map Code: |
LNCF |
Status Code: |
Pending Upgrade |
Age range: |
Tournaisian Age (CT)
— Tournaisian Age (CT) |
Lithological Description: |
Grey mudstone with thin beds of dolomitic limestone. |
Definition of Lower Boundary: |
Transition from Millstone Point Sandstone. |
Definition of Upper Boundary: |
Unconformably overlain by Laggan Cottage Mudstone. |
Thickness: |
c.20 metres. |
Geographical Limits: |
Not defined. |
Parent Unit: |
Inverclyde Group (INV)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Area |
Arran Special Sheet. |
Reference(s): |
Paterson, I B, and Hall, I H S. 1986. Stratigraphy of the Upper Devonian and Lower Carboniferous in the Midland Valley of Scotland. Report of the British Geological Survey, 18/3. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
S338
|