Computer Code: |
CULV |
Preferred Map Code: |
CULV |
Status Code: |
Full |
Age range: |
Pridoli Epoch (SO)
— Early Devonian Epoch (DL) |
Lithological Description: |
Minor pluton of pyroxene diorite, with two small subsidiary outcrops (each c. 200m diameter) to the south of the main body. An associated breccia-filled vent lies about 0.5km to the west of the main body. |
Definition of Lower Boundary: |
Intrusive contact. |
Definition of Upper Boundary: |
Intrusive contact. |
Thickness: |
Elongated body c. 2km x 0.7km, with long axis orientated c. 075 degrees |
Geographical Limits: |
Kirkcowan area, southwest Scotland. |
Parent Unit: |
Galloway Granitic Suite (GALGR)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Reference Section |
Culvennan Fell, 4kmnorth of Kirkcowan, southwest Scotland. |
Reference(s): |
Parker, M E, Cooper, D C, Bide, P J and Allen, P M. 1981. Mineral exploration in the area around Culvennan Fell, Kirkcowan, south-western Scotland. Mineral Reconnaissance Programme Report, Institute of Geological Sciences, No. 42. |
Stephens, W E and Halliday, A H. 1984. Geochemical contrasts between Late Caledonian granitoid plutons of northern, central and southern Scotland. Transactions of the Royal Society of Edinburgh: Earth Sciences, Vol. 75, p. 259 - 273. |
Barnes, R P, 1995. Geology of the Kirkcowan, Wigtown and Whithorn districts. Sheets 4W, 4E and 2, Scotland. Memoir of the British Geological Survey. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
S004
|