| Computer Code: |
LPVO |
Preferred Map Code: |
LPVO |
| Status Code: |
Full |
| Age range: |
Pridoli Epoch (SO)
— Early Devonian Epoch (DL) |
| Lithological Description: |
Mainly basalts, including orthopyroxene-bearing types, with rare rhyolites, dacites, tuffs, agglomerates and some intercalated conglomerate. |
| Definition of Lower Boundary: |
The base of the lava pile interfingering with the Kerrera Sandstone Formation below. |
| Definition of Upper Boundary: |
The top of the lava pile, which has been partly removed by erosion. |
| Thickness: |
Up to 800m thickness is preserved. |
| Geographical Limits: |
Argyll, Scotland. |
| Parent Unit: |
Not Applicable (-)
|
| Previous Name(s): |
Lorn Plateau Lavas [Obsolete Name And Code: Use LPVO]
(LPL)
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| Partial Type Section |
South-western end of the island of Kerrera. Durant, 1999. |
| Type Area |
Lorn plateau, Argyll. Lee and Bailey, 1925. |
| 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. |
| Durant, G. 1999. South Kerrera. 489-492 in Caledonian igneous rocks of Great Britain. Geological Conservation Review Series No. 17. |
| Groome, D R, and Hall, A. 1974. The geochemistry of the Devonian lavas of the northern Lorne Plateau, Scotland. Mineralogical Magazine, Vol. 39, 621-640. |
| Lee, G W and Bailey, E B. 1925. The pre-Tertiary Geology of Mull, Loch Aline and Oban. Memoir of the Geological Survey of Great Britain, parts of Sheets 35, 43, 44, 45 and 52 (Scotland). |
| Waters, C N, Gillespie, M R, Smith, K, Auton, C A, Floyd, J D, Leslie, A G, Millward, D, Mitchell, W I, McMillan, A A, Stone, P, Barron, A J M, Dean, M T, Hopson, P M, Krabbendam, M, Browne, M A E, Stephenson, D, Akhurst, M C, and Barnes, R P. 2007. Stratigraphical Chart of the United Kingdom: Northern Britain. (British Geological Survey.) |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
|
S045
S044
S037
S036
|
