Computer Code: |
SLG |
Preferred Map Code: |
SLG |
Status Code: |
Full |
Age range: |
Devonian Period (D)
— Carboniferous Period (C) |
Lithological Description: |
[Obsolete: use INV]
Sandstone with fine-grained carbonate as beds, nodules and pebbles; subordinate siltstone and mudstone. |
Definition of Lower Boundary: |
At top of Stratheden Group. |
Definition of Upper Boundary: |
At base of Strathclyde Group. |
Thickness: |
Up to 500 metres. |
Geographical Limits: |
Not defined. |
Parent Unit: |
none recorded or not applicable
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Area |
Sheet S39W. |
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: |
S039
|