| Computer Code: |
BWST |
Preferred Map Code: |
notEntered |
| Status Code: |
Full |
| Age range: |
Early Devonian Epoch (DL)
— Early Devonian Epoch (DL) |
| Lithological Description: |
[Obsolete: use SCN] Red-bed sandstone. |
| Definition of Lower Boundary: |
A diachronous junction between the underlying Hatton Conglomerate Member and sandstone. |
| Definition of Upper Boundary: |
Not seen in this area. |
| Thickness: |
Over 100 m thick. |
| Geographical Limits: |
The north-west limit of the Strathmore Syncline in the Highland Border area, north-east of Perth in the Midland Valley of Scotland. |
| 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 Section |
Basal contact and lowest strata in the River Ericht section 100m upstream from the mouth of Cuttle Burn tributary (From NO1788 4578 downstream). |
| Reference(s): |
| Browne, M A E, Smith, R A, and Aitken, A M. 2002. Stratigraphical framework for the Devonian (Old Red Sandstone) rocks of Scotland south of a line from Fort William to Aberdeen. British Geological Survey Research Report RR/01/04. 67 pp. |
| Armstrong, M, Paterson, I B, and Browne, M A E. 1985. Geology of the Perth and Dundee district. Memoir of the British Geological Survey, Sheets 48W, 48E and 49 (Scotland). 108pp. |
| Fletcher, T P, 1993. Geology of the Blairgowrie-Rattray district. British Geological Survey Technical Report WA/93/97. |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
| none recorded or not applicable |
