| Computer Code: |
SABA |
Preferred Map Code: |
notEntered |
| Status Code: |
Full |
| Age range: |
Eifelian Age (DI)
— Eifelian Age (DI) |
| Lithological Description: |
[Obsolete: use SBSM] Sandstone-dominated cyclic sequence with siltstone and calcareous (fish bed) laminite limestones. |
| Definition of Lower Boundary: |
Top of the Fresgoe Sandstone Member [qv] of the Bighouse Formation. |
| Definition of Upper Boundary: |
Top of uppermost medium-grained cross-bedded sandstone, below the Dounreay Shore Formation [qv]. |
| Thickness: |
90m |
| Geographical Limits: |
Onshore and immediately offshore of the Dounreay area, Caithness, Northern Scotland. |
| Parent Unit: |
none recorded or not applicable
|
| Previous Name(s): |
Bay Sandstone Member [Obsolete Name and Code: Use SABA, SBSM]
(-4310)
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| Type Section |
Eastern side of Sandside Bay, c. 200 to 500 m north of the mouth of the Burn of Isauld (shown as the Achvarasdal Burn on OS 50k map) c. 800 m north of the centre of the village of Reay, Caithness. |
| Reference(s): |
| British Geological Survey. (In preparation, to be published in 2005). Bedrock geology. Scotland Special Sheet (Dounreay). 1:25 000. |
| Fletcher, T P, and Key, R M. 1991. Solid geology of the Dounreay District. British Geological Survey Technical Report WA/91/35C. |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
| none recorded or not applicable |
