Computer Code: |
GNE |
Preferred Map Code: |
GNE |
Status Code: |
Full |
Age range: |
Ashgill Series (OA)
— Ashgill Series (OA) |
Lithological Description: |
Sandstone/siltstone turbidite sequence. |
Definition of Lower Boundary: |
Faulted (Orlock Bridge Fault); probably ultimately rests on the Moffat Shale Group. |
Definition of Upper Boundary: |
Faulted (Glen Fumart Fault). |
Thickness: |
c.2000m |
Geographical Limits: |
Lenticular outcrop between the Thornhill Basin and Dalry, Kirkcudbrightshire: Southern Uplands of Scotland. |
Parent Unit: |
Scaur Group (SCAU)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Section |
Glenlee Burn and adjacent Dunveoch Hill and Rig of Drumbuie. |
Reference Section |
Scaur Water section between Laight and Orlock Bridge Fault. |
Reference(s): |
Floyd, J D, 1996. Lithostratigraphy of the Ordovician rocks in the Southern Uplands: Crawford Group, Moffat Shale Group, Leadhills Supergroup. Transactions of the Royal Society of Edinburgh: Earth Sciences, Vol.86, 153-165. |
Floyd, J D, and Rushton, A W A, 1993. Ashgill greywackes in the Southern Uplands of Scotland: an extension of the Ordovician succession in the Northern Belt. Transactions of the Royal Society of Edinburgh: Earth Sciences, Vol.84, 79-85. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
S008
S009
S009
S015
|