| Computer Code: |
TBVF |
Preferred Map Code: |
TBV |
| Status Code: |
Full |
| Age range: |
Silurian Period (S)
— Early Devonian Epoch (DL) |
| Lithological Description: |
Olivine-basalt hawaiite lavas. |
| Definition of Lower Boundary: |
The base of lowest lava flow overlying the Dunnottar Castle Conglomerate Formation. |
| Definition of Upper Boundary: |
Not seen due to faulting. |
| Thickness: |
Not less than 170 m thick. |
| Geographical Limits: |
Tremuda Bay to Thornyhive Bay, Stonehaven area. |
| Parent Unit: |
Dunnottar-Crawton Group (DRCR)
|
| Previous Name(s): |
none recorded or not applicable
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| Type Section |
Coastal section at Tremuda Bay, south of Stonehaven. |
| Reference(s): |
| Carroll, S, 1994. Geology of the Stonehaven District. 1:10 000 Sheets NO88NW, NO88NE, NO88SW and NO88SE. British Geological Survey Technical Report WA/94/19. |
| Campbell, R, 1913. The geology of south-eastern Kincardineshire. Transactions of the Royal Society of Edinburgh, Vol.48, pp.923-960. |
| 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, and Paterson, I B. 1970. The Lower Old Red Sandstone of the Strathmore Region. Report of the Institute of Geological Sciences No. 70/12 |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
|
S067
|
