| 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
|
